NPPES file of Aug 9, 2026

Doctors and health care providers in East Islip, NY

355 individual NPPES records list a practice address in East Islip, 231st of 1,009 New York cities. The largest group is mental health counselor: 41, 12% of the city's records, against 4% across New York. Page 7 of 8.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

The 8 largest groups in East Islip

Source: CMS NPPES primary taxonomy, file of Aug 9, 2026.

East Islip in New York

  • Rank in New York231st of 1,009 cities by records
  • Share of the state<0.1% of New York's records
  • Specialties present25 or more taxonomy codes
  • Top three groups25.9% of all records

Compared with New York as a whole, East Islip has 4.8× the state's share of diagnostic radiology physician records and 0.67× its share of licensed practical nurse records.

Providers in East Islip, alphabetically

  1. Michael Sloan, DMDGeneral Practice Dentistry1750389433
  2. Barbara Slonecki, DDSDentist1053483727
  3. David SmithSocial Worker1831970888
  4. Melissa Smith, LMSWSocial Worker1407588387
  5. Stephanie SmithOccupational Therapist1275016958
  6. Kim Spicciatie, LCSWClinical Social Worker1679857262
  7. Alyse Spinner, LCSW-RClinical Social Worker1558602409
  8. Lisa SpitalnyMental Health Counselor1699695130
  9. Jay Stambler, M.D.Internal Medicine Physician1821029026
  10. Camryn StancoBehavior Analyst1659145126
  11. Robin Stein, D.C.Chiropractor1205964541
  12. Jennifer Steinberg, RPACMedical Physician Assistant1043265648
  13. Seth Steinman, M.D.Diagnostic Radiology Physician1396774741
  14. Gaelle SterlingAssistant Behavior Analyst1609640499
  15. Marie Sterling JeanAssistant Behavior Analyst1093589889
  16. Lisa Stieglitz, PHARMDPharmacist1235451113
  17. Jennifer Stinson, LCSWClinical Social Worker1053592923
  18. Pauline Super, LPNLicensed Practical Nurse1093090722
  19. Nicole Swistun, DPTPhysical Therapist1811428063
  20. James Tardi, DPMPodiatrist1336240886
  21. Jennifer Tedesco, RPHPharmacist1932430576
  22. Susan Thomas, LCSWClinical Social Worker1811739691
  23. Sarah ThompsenMental Health Counselor1497031686
  24. Julie Toner, MIDWIFE, OB/GYN,NPAdvanced Practice Midwife1275780629
  25. Michael Torelli, M.D.Family Medicine Physician1821008624
  26. Dawn Troyer, M.A., SLPSpeech-Language Pathologist1619186814
  27. Donna Tuzza, OTR/LContractor1407165889
  28. Maria Vaccari, DOFamily Medicine Physician1992792915
  29. Mashauna VailesAssistant Behavior Analyst1558135731
  30. Heidi Valencia, LMSWSocial Worker1326927575
  31. Lisa Valenti, MACCCSLPSpeech-Language Pathologist1669511150
  32. Blaise ValentinBehavior Analyst1164250056
  33. Christine ValsechiGeneral Practice Registered Nurse1932870730
  34. John Vassallo, ACUPUNCTURISTAcupuncturist1851764195
  35. Kimberly Velazquez, MA, LMHCMental Health Counselor1336915313
  36. Kerriann VentuzeloLicensed Practical Nurse1295615656
  37. Laura VolpeRegistered Nurse1720457344
  38. Suanne Waldron, OTR/LOccupational Therapist1316254774
  39. Tabitha WalendowskiDevelopmental Therapist1861803827
  40. Theresa Walsh, RPA-CPhysician Assistant1679877419
  41. Joyce Weaver, M.S.Mental Health Counselor1659488203
  42. Connie Weydener, CNANurse's Aide1740591593
  43. Thomas Wieland, MFTMarriage & Family Therapist1902268063
  44. Michael Will, MDPsychiatry Physician1760507552
  45. Howard Williams, MDDiagnostic Radiology Physician1629169677
  46. Jo-Ann Wilson, LMSWMental Health Counselor1609598739
  47. Diane Witmer, LCSWClinical Social Worker1033771225
  48. Michael Wolfe, M.D.Surgery Physician1770779498
  49. Lisa Yacovone, LCSWSocial Worker1992014336
  50. Yumee Yang, D.D.SGeneral Practice Dentistry1477902427

The largest New York cities

  1. New York98,468
  2. Brooklyn64,057
  3. Bronx32,017
  4. Rochester20,520
  5. Buffalo13,287

All of New York →

How to read this directory

East Islip, New York appears in the CMS National Plan and Provider Enumeration System with 355 registered healthcare providers spanning 25 or more distinct NUCC-taxonomy specialties. This count includes every individual clinician who has applied for an NPI and listed a practice address in East Islip - physicians, dentists, nurse practitioners, physician assistants, chiropractors, physical therapists, optometrists, psychologists, podiatrists, and every other credentialed provider type CMS tracks. It does not measure hospital beds, urgent-care capacity, or whether a given clinic is accepting new patients; it measures the pool of professionals with current NPI enrollment and a East Islip practice location on file. Every figure is drawn from the federal National Provider Identifier Registry (CMS NPPES) - more than 7 million providers, maintained since May 2007, with 2024 Medicare Part D data, and, according to CMS, can be searched, compared, and traced in our methodology.

The provider mix in East Islip is weighted toward Mental Health Counselor (41 clinicians, followed by Clinical Social Worker with 30 and Specialist with 21). That distribution reflects how NPPES records specialty: providers self-select a primary taxonomy code, so a family physician who also practices geriatrics will show up under whichever NUCC code they registered first. Relative to New York's population, East Islip reports roughly 1.8 providers per 100,000 residents using the state-level denominator, which is a rough proxy rather than a precise access-to-care measurement; the true catchment area of any {cityName} clinician extends beyond the municipal boundary.

Of New York's most common specialties, Family Nurse Practitioner is the most prominent one with no provider currently listing a East Islip practice address, a coverage gap East Islip patients typically fill by traveling to a larger nearby hub.

For East Islip patients, this directory is most useful as a starting shortlist. Important: PlainDoctor is a directory of publicly available CMS government data, not a review site, a ranking, or medical advice. NPPES data is self-reported and refreshed monthly; call the practice directly to confirm the provider is still there, accepts your insurance, and is taking new patients.

For informational purposes only; this directory is not medical advice and not a substitute for checking a license. See also: how to find a doctor and how to verify one.

Common questions

How many doctors are in East Islip, NY?

There are 355 registered healthcare providers in East Islip, NY, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in East Islip?

The most common specialties in East Islip are Mental Health Counselor, Clinical Social Worker, Specialist, Pharmacist, Speech-Language Pathologist. Mental Health Counselor has the most providers with 41.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov). Records are self-reported registrations, not licenses.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.