NPPES file of Aug 9, 2026

Doctors and health care providers in Lowell, MA

2,992 individual NPPES records list a practice address in Lowell, 10th of 406 Massachusetts cities. The largest group is mental health counselor: 374, 13% of the city's records, against 8% across Massachusetts. Page 14 of 60.

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

The 8 largest groups in Lowell

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

Lowell in Massachusetts

  • Rank in Massachusetts10th of 406 cities by records
  • Share of the state1.4% of Massachusetts's records
  • Specialties present25 or more taxonomy codes
  • Top three groups28.5% of all records

Compared with Massachusetts as a whole, Lowell has 9.1× the state's share of peer specialist records and 0.61× its share of physician assistant records.

Providers in Lowell, alphabetically

  1. Lillian DeanBehavior Technician1447171855
  2. Susan Dean, COTA LOccupational Therapy Assistant1821115957
  3. Wesley Dean, MDPediatrics Physician1063036994
  4. Robyn Deangelis, M.EDMental Health Counselor1134646821
  5. Gretchen Deangelo, LCSWClinical Social Worker1679838270
  6. Julio DecarvalhoAddiction (Substance Use Disorder) Counselor1336824374
  7. Rosita DechalusPhysical Therapy Assistant1497173769
  8. Jamie Deer, BSWClinical Social Worker1336696822
  9. Rachel Defilippis, LSWSocial Worker1548705981
  10. Denise Deforrest Oujaimi, LCSWMental Health Counselor1679767347
  11. Elena DejesusCounselor1164970596
  12. Bretney Del RosarioMental Health Counselor1326888777
  13. Luz Del ValleClinical Social Worker1861690265
  14. Eufemia Delacruz, MASTER DEGREEMental Health Counselor1356710057
  15. Jasmine DelacruzBehavior Technician1730651043
  16. Samantha Delahanty, FNP-CFamily Nurse Practitioner1124750492
  17. Arlene Delaluz, MA, LICSWSchool Social Worker1093297566
  18. Tiana DelgadoBehavior Technician1770312704
  19. Eunice DeliceSocial Worker1831523513
  20. Amy Dellogono, FNP - CFamily Nurse Practitioner1437758125
  21. Evelyne Delori, RNCS MSNFamily Nurse Practitioner1003881475
  22. Dori Demaio, OTROccupational Therapist1992820120
  23. Kandace Demers, LCSWClinical Social Worker1790503753
  24. Reena Demers, M.EDDevelopmental Therapist1871813212
  25. Krystal DemmonsCounselor1659812550
  26. Gary DengCommunity Health Worker1922668680
  27. Sophia DenoMental Health Counselor1255947495
  28. Emily DepaoliMental Health Counselor1013504679
  29. Alexandra DerianSocial Worker1417507591
  30. Greg Deroma, RPHPharmacist1053413997
  31. Margaret Derosa, RD LDNRegistered Dietitian1861916140
  32. Susan Derosa, PTPhysical Therapist1780926469
  33. Carole Ann Dery, M.S.Speech-Language Pathologist1518305499
  34. Jessica Dery, MEDCounselor1093003519
  35. Deepthi Desai, MDFamily Medicine Physician1144762998
  36. Sweta Desai, MDCritical Care Medicine (Internal Medicine) Physician1457312654
  37. Vidhi Desai, FNP-BCFamily Nurse Practitioner1700776432
  38. Kelly DesantisSchool Counselor1073308748
  39. Ann Descoteaux, F.N.P.Family Nurse Practitioner1629291083
  40. Russell Deshaies, OTROccupational Therapist1053708271
  41. Carolynn Deshler, HBCEDoula1871029579
  42. Olivia DesiletsBehavior Analyst1457234957
  43. Kelly Desjardins, B.A.Social Worker1275849259
  44. Andrea Desmond, APRN, AGACNP-BCNurse Practitioner1780236786
  45. Erin Desmond, PA-CPhysician Assistant1023638137
  46. Sonia DesousaDevelopmental Therapist1174706196
  47. Devin DevastoAddiction (Substance Use Disorder) Counselor1851257604
  48. Christine Dever, R.N.Health Psychologist1649564006
  49. Jefferson DeviaSocial Worker1942646906
  50. Margaret Devine, M.S., OTR/LPediatric Occupational Therapist1598038697

The largest Massachusetts cities

  1. Boston41,865
  2. Worcester13,166
  3. Springfield8,553
  4. Cambridge5,145
  5. Brockton4,287

All of Massachusetts →

How to read this directory

Lowell, Massachusetts appears in the CMS National Plan and Provider Enumeration System with 2,992 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 Lowell - 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 Lowell 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 Lowell is weighted toward Mental Health Counselor (374 clinicians, followed by Clinical Social Worker with 248 and Counselor with 230). 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 Massachusetts's population, Lowell reports roughly 42.7 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.

For Lowell 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 Lowell, MA?

There are 2,992 registered healthcare providers in Lowell, MA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Lowell?

The most common specialties in Lowell are Mental Health Counselor, Clinical Social Worker, Counselor, Behavior Technician, Social Worker. Mental Health Counselor has the most providers with 374.

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.