NPPES file of Aug 9, 2026

Providers Erin May, MA LLP LPC CAADC to Jessica May, PT

300 individual NPIs in the federal registry, part 13,887 of 24,427 of the A to Z by surname. Each row is the registry's record: the name and credential, the NPI, the primary specialty, the practice city and the year the NPI was issued. 91 link to a page of their own with Medicare and CMS data the registry does not carry.

CMS NPPES registry, monthly file · specialties as NUCC taxonomy codes · method

ProviderNPISpecialtyPractice cityNPI issued
Erin May, MA LLP LPC CAADC1871772426Counseling PsychologistGrand Rapids, MI2007
Erin May1881547297Behavior TechnicianCharlotte, NC2026
Erin May, RN, BSN1962923300Community Health Registered NurseAbbeville, LA2017
Eryn May1134704026Speech-Language PathologistMorton, MS2021
Estelle May1003359498Licensed Practical NurseNovi, MI2016
Estelle May, M.D.1801997408Anatomic Pathology & Clinical Pathology PhysicianColumbia, TN2006
Ethan May, PRSS1043017973Peer SpecialistPrinceton, WV2025
Ethan May1053921130CounselorCincinnati, OH2020
Ethan May1235502477Case Manager/Care CoordinatorBroken Arrow, OK2015
Eugene May, LCSW1073677381Clinical Social WorkerChamblee, GA2006
Eugene May, MD1902832926Ophthalmology PhysicianSeattle, WA2006
Evan May, M.D.1295939486Cardiovascular Disease PhysicianEl Paso, TX2007
Eve May, M.D.1619327806Pediatrics PhysicianHershey, PA2016
Evelyn May, FNP1265455372Nurse PractitionerSnohomish, WA2006
F. May, DMD, MSD1902089519Orthodontics and Dentofacial Orthopedics DentistryNewport, OR2007
Farnsworth May, MD1467451104SpecialistClearwater, FL2005
Favour May1508138553Home Health AideWashington, DC2012
Felicia May, CNS1235517152Clinical Nurse SpecialistFayetteville, AR2015
Felicia May1982375069Personal Care AttendantDanville, WV2021
Florencia May1902105158PharmacistShepherdstown, WV2011
Folashade May, M.D.1962698563Internal Medicine PhysicianBoston, MA2007
Franchette May, BA1962655365Mental Health CounselorRichmond, VA2008
Francine May, CASAC-A1346035268Addiction (Substance Use Disorder) CounselorBronx, NY2025
Francis May1013451137CounselorEnfield, CT2016
Francis May1083479844Personal Care AttendantBarboursville, WV2024
Francis May, MD1316524556Student in an Organized Health Care Education/Training ProgramNew York, NY2021
Frank May, D.M.D. , P.A.1588702880General Practice DentistryPort St Joe, FL2007
Frankie May1760065452Professional CounselorAugusta, GA2021
Fredrick May, PA-C1023027380Physician AssistantEagle River, AK2006
Fredrick May, LCMHC1275612475Mental Health CounselorGreensboro, NC2006
Fredrick May, MD1659557007Pediatrics PhysicianIndianapolis, IN2008
Freyja May, LCSW, MSW1427422187Clinical Social WorkerFort Collins, CO2015
Gabriel May, DPT1689218331Physical TherapistAvon, CT2019
Gabriela May1548190424Massage TherapistSaint Johns, FL2026
Gabriella May, OTR/L1124437058Occupational TherapistUtica, NY2014
Gabriella May1942873567Physician AssistantGeneva, IL2021
Gabrielle May1629943626Behavior TechnicianNorth Charleston, SC2025
Gabrielle May1861951386Speech-Language PathologistBear, DE2019
Gail May, RPH1174519110PharmacistElkridge, MD2005
Gail May, M.S.,P.T.1447421656Pediatric Physical TherapistLodi, WI2008
Gail May, O.D.1477618197Corneal and Contact Management OptometristNaperville, IL2006
Garrett May1013800861Behavior TechnicianMidland, MI2025
Gary May, D.M.D., M.S.D.1407974942Orthodontics and Dentofacial Orthopedics DentistryMedford, OR2007
Gary May, D.D.S.1578551990DentistFremont, NE2005
Gary May, DDS1699951236DentistInchelium, WA2008
Gayle May, MD1831175934Hospitalist PhysicianValley Center, KS2005
Gedaliah May, D.O., M.S.1811699077Student in an Organized Health Care Education/Training ProgramNew York, NY2023
Geena May, MD1831892124Student in an Organized Health Care Education/Training ProgramPortland, OR2023
Gela May, OT1740781277Occupational TherapistLapeer, MI2018
Genevieve May, MSW, RCSWI1265086946Clinical Social WorkerSaint Petersburg, FL2019
Geoffrey May, M.D.1225342926Psychiatry PhysicianWaco, TX2010
George May, CRNA1073561114Certified Registered Nurse AnesthetistFort Sam Houston, TX2006
George May, DDS1124225230General Practice DentistrySouthaven, MS2007
George May, D.M.D1891852679Oral and Maxillofacial Surgery (Dentist)Flowood, MS2007
Georgina May1023626066Case Manager/Care CoordinatorTacoma, WA2020
Georgy May, LVN1730515420Licensed Vocational NurseSan Jose, CA2013
Geraldine May, OTRL1215149299Occupational TherapistRichmond, VA2007
Giesella May, OTR1033329883Occupational TherapistPowder Springs, GA2007
Gina May, CPO1285175240OrthotistWinchester, VA2017
Gina May, M.A., P.L.M.H.P.1467146316Mental Health CounselorLincoln, NE2023
Glynda May1225409188Physical TherapistMeridian, MS2015
Grace May, MA SLP1124509559Speech-Language PathologistAnaheim, CA2018
Gregg May, D.D.S.1972679389DentistMandeville, LA2006
Gregory May, PSYD1093040743Clinical PsychologistVancouver, WA2009
Gregory May, M.D.1265401533Orthopaedic Surgery PhysicianAberdeen, WA2006
Gregory May, M.D.1366436990Interventional Cardiology PhysicianFlorence, SC2005
Gregory May, MFT1396114294Marriage & Family TherapistWaianae, HI2015
Gregory May1538721287Mental Health CounselorRichland, WA2019
Gregory May, M.D.1619984168Obstetrics & Gynecology PhysicianAmarillo, TX2006
Gregory May1649911769Emergency Medicine PhysicianBuffalo, NY2022
Gregory May, LMSW1861825119Social WorkerEl Paso, TX2013
Gregory May, DO1952863193Student in an Organized Health Care Education/Training ProgramSebring, FL2019
Gretchen May, RBT1619470812Behavior TechnicianFairborn, OH2018
Grover May, M.D.1497750657Obstetrics & Gynecology PhysicianJohnson City, TN2005
Hailey May1164310322Addiction (Substance Use Disorder) CounselorWilliamson, WV2025
Hailey May1679266472CounselorPortland, OR2023
Haley May1104699966Behavior TechnicianOcean Springs, MS2023
Haley May1316879562Case Manager/Care CoordinatorHuntington, WV2026
Haley May, BS1710616768CounselorCorvallis, OR2022
Hannah May1013669902Massage TherapistWestminster, MA2022
Hannah May1104716216Personal Care AttendantBarboursville, WV2025
Hannah May1104767912Student in an Organized Health Care Education/Training ProgramPembroke Pines, FL2026
Hannah May, LAPC1225978943Professional CounselorWinder, GA2026
Hannah May, CRNA1356154041Certified Registered Nurse AnesthetistBrandon, MS2025
Hannah May, PA-C1386129724Physician AssistantMarietta, GA2018
Hannah May, BCBA1407327042Behavior AnalystShreveport, LA2018
Hannah May1811475940Clinical Social WorkerMemphis, TN2018
Hannah May, CCC-SLP1841079175Speech-Language PathologistLovell, WY2023
Hannah May1952970121Behavior TechnicianOntario, CA2021
Harold May, B.S.1962794438Case Manager/Care CoordinatorSilver City, NM2011
Harry May, MD1316971260Obstetrics & Gynecology PhysicianGreenville, SC2006
Hayden May1114170511CounselorSacramento, CA2008
Hayden May1184474801Student in an Organized Health Care Education/Training ProgramHershey, PA2024
Heather May, NP1033554316Pediatric Nurse PractitionerSaint Paul, MN2013
Heather May1104456763Behavior TechnicianCincinnati, OH2020
Heather May, RN, APRN-CNM1184168783Advanced Practice MidwifeColumbus, OH2016
Heather May, RN1215816772General Practice Registered NurseSouth Jordan, UT2025
Heather May, LMSW1255180188Social WorkerColumbia, SC2024
Heather May, LMHC1316307705Mental Health CounselorLake Mary, FL2016
Heather May1518710649Case Manager/Care CoordinatorRavenna, OH2024
Heather May, FNP1699214049Family Nurse PractitionerGrayslake, IL2017
Heather May1780102665Case Manager/Care CoordinatorFlorham Park, NJ2017
Heather May, M.A., BC1942879101Behavior AnalystSterling Heights, MI2021
Heidi May, CNM, ANP1710402805Advanced Practice MidwifeFairbanks, AK2017
Helen May, A.P.R.N.1205955960Family Nurse PractitionerEddyville, KY2007
Helen May, D.D.S1407414766DentistPalm Bay, FL2019
Helen May, MD1710094909Internal Medicine PhysicianBronx, NY2006
Helen May1992240618Psychiatric/Mental Health Registered NurseSusanville, CA2017
Henrietta May1730835158Home Health AideMc Arthur, OH2022
Henry May, PA-C1588246011Physician AssistantNewport Beach, CA2021
Hilary May, M.S., CCC-SLP1194176032Speech-Language PathologistBaltimore, MD2016
Hilary May1467275701Health EducatorWestfield, IN2024
Hillary May, DMFT, LPCC, AMFT1780412361Professional CounselorCherry Valley, CA2024
Hillman May, DDS1013137801DentistChester, WV2007
Holley May1003239971Genetic Counselor (M.S.)Evanston, IL2014
Holly May, PT1013645704Physical TherapistLivingston, MT2022
Holly May1164619383Speech-Language PathologistMyrtle Beach, SC2007
Holly May, MA1376618264Mental Health CounselorColumbia, SC2006
Holly May, PA-C1407749583Physician AssistantPayette, ID2025
Holly May, PH.D.1689081317School PsychologistGreeley, CO2014
Hope May1265032973PharmacistBirmingham, AL2020
Howard May, D.D.S.1093829194General Practice DentistryLos Gatos, CA2006
Howard May, PHD1356360259PsychologistNew York, NY2006
Howard May, P.T.1992834402Physical TherapistSan Antonio, TX2007
Hudson May, LMSW1316860760Addiction (Substance Use Disorder) CounselorAthens, GA2026
Hunter May, D.M.D.1265550263General Practice DentistryGreenwood, SC2007
Hyeyoung May1407691397Student in an Organized Health Care Education/Training ProgramRichland, WA2024
Ian May, MA, LPC, NBCC1790071025Mental Health CounselorHillsboro, OR2011
Ian May, M.D.1790129930Internal Medicine PhysicianSpokane, WA2013
Ian May, M.D.1962769976Emergency Medicine PhysicianJoint Base Lewis McChord, WA2012
Indea May, FNP1881183002Family Nurse PractitionerPontiac, MI2018
Ira May, DC1043245426ChiropractorLampasas, TX2006
Isabel May1407688245Student in an Organized Health Care Education/Training ProgramSouth Weymouth, MA2024
Isabella May1922840339Medical Physician AssistantPotsdam, NY2024
Iyamide May, LMSW1639901846CounselorMesa, AZ2024
Iyonna May1962268664Behavior TechnicianTroy, MI2024
Jabari May1700621141Behavior TechnicianMaitland, FL2024
Jack May, MS1114862505Student in an Organized Health Care Education/Training ProgramLynchburg, VA2026
Jack May, M.A.1164791075Marriage & Family TherapistSanta Barbara, CA2011
Jackiie May1053614420Behavior AnalystReno, NV2010
Jackson May, RBT1053093849Behavior TechnicianSaint Louis, MO2023
Jackson May, LPC1245907823Professional CounselorJonesboro, AR2021
Jackson May, DPT1720901648Physical TherapistLexington, KY2026
Jackson May1831755297Physician AssistantDaleville, VA2019
Jacob May1235857269Case Manager/Care CoordinatorPortage, WI2022
Jacob May, D.C.1396077418ChiropractorBeatrice, NE2010
Jacob May1437075975Community Health WorkerWalker, WV2026
Jacob May, DC1962619080ChiropractorPortland, OR2007
Jacqueline May, MA, LMHC1104323443Mental Health CounselorFox Island, WA2018
Jacqueline May1578367710Licensed Vocational NurseSan Antonio, TX2025
Jacqueline May, NP1699715706Nurse PractitionerRockford, IL2006
Jacquelyn May, RPH.1275862617PharmacistBastrop, TX2009
Jacquelyn May, B.S.PHARM1548250764PharmacistAnchorage, AK2005
Jacson May1699668350Student in an Organized Health Care Education/Training ProgramShreveport, LA2025
Jaden May1730805862Behavior TechnicianHenderson, NV2022
Jaiden May1477264083Behavior TechnicianColorado Springs, CO2022
Jaime May1124638085Professional CounselorLewisburg, TN2020
Jaime May1518250018Hearing Instrument SpecialistArcata, CA2011
Jaime May, ATC1720607252Athletic TrainerNampa, ID2020
James May, M.D.1033172994Hematology & Oncology PhysicianNorth Chesterfield, VA2006
James May, DDS1154333904General Practice DentistryElma, NY2006
James May, MD1164413704Surgery PhysicianBoston, MA2005
James May, D.D.S.,P.C.1194938969Orthodontics and Dentofacial Orthopedics DentistryHouston, TX2007
James May1205423001Personal Care AttendantFranklin, WV2020
James May, MD1255361879Family Medicine PhysicianShreveport, LA2006
James May, MD1285732131Endocrinology, Diabetes & Metabolism PhysicianNashville, TN2006
James May, PA1326142613Physician AssistantDallas, TX2006
James May, M.D.1396727780Geriatric Psychiatry PhysicianCorpus Christi, TX2005
James May, MS, ATC, LAT1407233521Athletic TrainerPalm Harbor, FL2015
James May, MD1427468966Obstetrics & Gynecology PhysicianLynchburg, VA2014
James May, PSY.D1447655154PsychologistBellingham, WA2014
James May1477473395PharmacistHull, GA2026
James May, LCSW-A1508633454Clinical Social WorkerRaleigh, NC2023
James May, R.PH.1518081900PharmacistLewiston, MI2007
James May, ATC1558887851Athletic TrainerMoscow, ID2017
James May, M.D.1649479346Otolaryngology PhysicianNorth Chesterfield, VA2007
James May1659447233DentistNew Hope, MN2006
James May, ATC1710004635Athletic TrainerChattanooga, TN2007
James May, MD1740613256Family Medicine PhysicianSan Diego, CA2013
James May, FNP-BC1780355966Family Nurse PractitionerCottonwood, AZ2021
James May1982041455Physical Therapy AssistantFancy Farm, KY2013
Jamie May1235528704Occupational Therapy AssistantCedar Springs, MI2015
Jamie May, RBT1255229233Behavior TechnicianIrvine, CA2025
Jamie May, B.S.1306070230Behavior AnalystCarlisle, PA2009
Jamie May, CRNA1306869540Certified Registered Nurse AnesthetistMetairie, LA2006
Jamie May1770397010Behavior TechnicianParkersburg, WV2025
Jamie May1821641564Family Nurse PractitionerDes Moines, IA2019
Janel May, RPT1235279290Physical TherapistCharleston, SC2007
Janet May, LCPC-C1104476811Mental Health CounselorBangor, ME2019
Janet May, APRN-CNP1346229218Nurse PractitionerColumbus, OH2006
Janet May1770986093Mental Health CounselorAlton, IL2014
Janet May, P.A.1841234317Physician AssistantWest Seneca, NY2006
Janice May, RDN, LD, CDE1346879012Registered DietitianSouthlake, TX2020
Janice May1386257970Personal Care AttendantHanover, WV2020
Janice May, CRNA1437111663Certified Registered Nurse AnesthetistBrewster, WA2006
Janice May1922718121Community Health WorkerCharleston, WV2022
Janice May, PSY.D., LP1982718623Clinical PsychologistSpringfield, MO2006
Janika May, PTA1407457674Physical Therapy AssistantJustin, TX2020
Janssen May, LAT, ATC, NREMT-EMR1912694993Athletic TrainerWest Monroe, LA2023
Jaquelyn May1487224374Behavior TechnicianSandy Springs, GA2021
Jaquetta May1629460415Addiction (Substance Use Disorder) CounselorWilmington, DE2015
Jared May1417627340Student in an Organized Health Care Education/Training ProgramChicago, IL2021
Jared May, DPT1760240188Physical TherapistFort Worth, TX2024
Jaren May, D.D.S., M.S.D.1609163229General Practice DentistryCamp Lejeune, NC2011
Jasmin May1578248738Behavior TechnicianEast Orange, NJ2023
Jasmine May1114733623Personal Care AttendantAkron, OH2024
Jasmine May, BCAT, RBT1457851339Behavior TechnicianArcadia, CA2018
Jasmine May, MD, PHD1639561061Neurology PhysicianBeaverton, OR2015
Jasmine May, N.D.1730493578NaturopathTucson, AZ2010
Jason May, PA1023208105Physician AssistantGrand Haven, MI2007
Jason May, M.D.1053622373Diagnostic Radiology PhysicianHouston, TX2010
Jason May1104493634Behavior TechnicianPomona, CA2021
Jason May1396537338Home Health AideSan Francisco, CA2025
Jason May1487225835Electroneurodiagnostic Specialist/TechnologistDenver, CO2021
Jason May, D.D.S.1497867253DentistProvidence, UT2006
Jason May, M.D.1639104888Emergency Medicine PhysicianColumbus, IN2006
Jason May, ACNPC-AG1649680554Cardiovascular Disease PhysicianNaples, FL2014
Jason May, D.D.S.1720393457Oral and Maxillofacial Surgery (Dentist)Offutt Afb, NE2010
Jason May, MD1750584199Otolaryngology PhysicianAugusta, GA2007
Jason May1871928499CounselorCedar City, UT2013
Jasper May1063200533Personal Care AttendantHastings, NE2025
Javohn May1568300796DriverToledo, OH2026
Javon May, BCBA1578071791Behavior AnalystLakewood, CA2018
Jawanna May1528926664Behavior TechnicianSan Antonio, TX2026
Jawea May, PTA1427449958Physical Therapy AssistantSeattle, WA2015
Jayde-Ann May, RD1053273847Registered DietitianMount Pleasant, MI2025
Jayla May1578176350Student in an Organized Health Care Education/Training ProgramHuntington, WV2020
Jaylen May1669344628Personal Care AttendantNorth Las Vegas, NV2025
Jazmine May, MSN APRN FNP-BC1376474270Family Nurse PractitionerParkland, FL2026
Jeanine May, APRN1922043637Internal Medicine PhysicianNew Haven, CT2006
Jeanna May, MA, LPC1679048987Professional CounselorCedar Springs, MI2018
Jeanne May, LCSW1073161113Clinical Social WorkerSaint Helens, OR2019
Jeanne May, CATC1356748412Addiction (Substance Use Disorder) CounselorGarden Valley, CA2014
Jeanne May, RN1841784592Registered NurseBuffalo, NY2018
Jeannine May1043272677Pediatrics PhysicianWilmington, NC2006
Jedediah May, MD1255624441Adult Reconstructive Orthopaedic Surgery PhysicianTwin Falls, ID2011
Jedekiah May, OTD1467190140Occupational TherapistEvansville, WY2022
Jeff May, D.C.1013196476ChiropractorJordan, MN2007
Jeff May, RPH1699043331PharmacistDurango, CO2011
Jeff May1881116176Behavior TechnicianVero Beach, FL2017
Jeffery May, MD1225022395Family Medicine PhysicianMunford, TN2005
Jeffery May, RPH1750651550PharmacistPensacola, FL2012
Jeffery May, MD1760011977Otolaryngology PhysicianGermantown, TN2020
Jeffrey May1922799139Physical TherapistOmaha, NE2023
Jennafer May1033528294Physical TherapistAmesbury, MA2014
Jennette May, RN1902786056Adult Psychiatric/Mental Health Registered NurseErie, PA2025
Jennie May1104235639CounselorUniontown, PA2014
Jennifer May, M.D.1003267204Pediatric Endocrinology PhysicianWheaton, IL2016
Jennifer May, PA1043296338Surgical Physician AssistantEast Amherst, NY2005
Jennifer May1104235969Day Training/Habilitation SpecialistCave City, AR2014
Jennifer May, LPC1164942132Professional CounselorWest Allis, WI2017
Jennifer May, M.S., CCC-SLP1174829188Speech-Language PathologistBartlesville, OK2011
Jennifer May, PH.D.1174892277Clinical PsychologistEast Setauket, NY2011
Jennifer May, MS, RD, LDN1205373172Registered DietitianChicago, IL2017
Jennifer May, PT, DPT1235745076Physical TherapistTavares, FL2020
Jennifer May, PT, MTC1245283456Physical TherapistAurora, CO2006
Jennifer May, R.N.1245575125Registered NurseLynnwood, WA2012
Jennifer May, AGNP1285119651Gerontology Nurse PractitionerRoswell, NM2018
Jennifer May1295396943Family Nurse PractitionerClaysville, PA2019
Jennifer May, BCABA LABA1306574041Assistant Behavior AnalystSeattle, WA2022
Jennifer May1386365740PsychologistBuffalo, NY2022
Jennifer May, MSW1396059267Clinical Social WorkerPhoenix, AZ2010
Jennifer May, R.PH1417262635PharmacistLumberton, NJ2010
Jennifer May, R.D., C.D.1427470392Registered DietitianBurlington, VT2014
Jennifer May1487362604Marriage & Family TherapistLas Vegas, NV2022
Jennifer May, MS, CCC-SLP1548559313Speech-Language PathologistParker, CO2011
Jennifer May, LPN1578602868Licensed Practical NurseMentor, OH2007
Jennifer May1609666239Personal Care AttendantGrand Island, NE2025
Jennifer May1679879936SpecialistGulfport, MS2011
Jennifer May, MS, RDN1710798061Registered DietitianTraverse City, MI2025
Jennifer May, ANP1730334145Adult Health Nurse PractitionerRoanoke Rapids, NC2008
Jennifer May, MSW1780790261Social WorkerOklahoma City, OK2006
Jennifer May1821776550Licensed Vocational NurseSan Diego, CA2023
Jennifer May, PA-C1881009454Physician AssistantWilliamsport, PA2014
Jennifer May, MD1891765475Internal Medicine PhysicianRapid City, SD2006
Jennifer May, ARNP1902058027Adult Health Nurse PractitionerFort Myers, FL2008
Jennifer May1922877216Home Health AideAshford, WV2023
Jennifer May, LPC1942721105Professional CounselorWaukesha, WI2017
Jennifer May, MSN, APRN, NP-C1962008607Family Nurse PractitionerLogan, WV2020
Jennifer May, FNP1962992958Family Nurse PractitionerLudington, MI2018
Jennifer May, CRNA1992279780Certified Registered Nurse AnesthetistLincoln, NE2019
Jensen May, DO1710810924Neurology PhysicianOmaha, NE2026
Jeremy May, MASTERS, LMFT1033412507Marriage & Family TherapistCranston, RI2010
Jeremy May, CSFA1548070717Surgical AssistantTampa, FL2025
Jeremy May, DDS1629414842Oral & Maxillofacial Surgery (D.M.D.)Stockton, CA2013
Jeremy May, CRNA, MSN1831387810Certified Registered Nurse AnesthetistOroville, CA2007
Jerry May, D.M.D.1104131978DentistRoseburg, OR2010
Jerry May, CRNA1457596082Certified Registered Nurse AnesthetistMeridian, MS2008
Jerry May1538188842PsychologistMeadow Vista, CA2006
Jerry May, RPH1982958021PharmacistArlington, TX2012
Jess May1477335263Clinical Social WorkerWoodstock, GA2023
Jesse May1033936158Physical Therapy AssistantSilver City, NM2024
Jesse May1861278822Personal Care AttendantMadison, WV2023
Jessica May, LPC1063924504Professional CounselorColorado Springs, CO2017
Jessica May1104358092Family Nurse PractitionerLees Summit, MO2017
Jessica May, CRNA1154754679Certified Registered Nurse AnesthetistWinston Salem, NC2013
Jessica May1184041451Case Manager/Care CoordinatorRussellville, AR2014
Jessica May1184158297Plastic and Reconstructive Surgery PhysicianDallas, TX2017
Jessica May, FNP-BC1225762099Nurse PractitionerColorado Springs, CO2022
Jessica May, PT1366739823Physical TherapistOrlando, FL2011

Source: CMS National Plan and Provider Enumeration System (NPPES) (download.cms.gov). A listing is not a recommendation: check a license with the state board (license lookups).