NPPES file of Aug 9, 2026

Doctors and health care providers in Harlingen, TX

2,419 individual NPPES records list a practice address in Harlingen, 31st of 694 Texas cities. The largest group is licensed vocational nurse: 299, 12% of the city's records, against 2% across Texas. Page 29 of 49.

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

The 8 largest groups in Harlingen

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

Harlingen in Texas

  • Rank in Texas31st of 694 cities by records
  • Share of the state0.6% of Texas's records
  • Specialties present25 or more taxonomy codes
  • Top three groups24.8% of all records
  • Licensed Vocational Nurse rank4th of the 10 Texas cities with the most

Compared with Texas as a whole, Harlingen has 26.9× the state's share of ambulatory care registered nurse records and 0.47× its share of clinical social worker records.

Providers in Harlingen, alphabetically

  1. Mark MenziesClinical Psychologist1154725364
  2. Ivette Mercado, MDInternal Medicine Physician1639271778
  3. Linda Mercado, PA-CPhysician Assistant1033739883
  4. Martha Mercado, LCSWClinical Social Worker1427885573
  5. Brenda Meza, FNPFamily Nurse Practitioner1336501253
  6. Fausto Meza, MD MPAInternal Medicine Physician1508997511
  7. Mayra Mezzoni Poleo, MDStudent in an Organized Health Care Education/Training Program1437947363
  8. Douglas Miesen, MDEmergency Medicine Physician1861489171
  9. Charles Mild, MDInterventional Cardiology Physician1396735999
  10. Mariana Millan, LVNLicensed Vocational Nurse1720565435
  11. Aleena Miller, PHARMD, RPHPharmacist1760164958
  12. Cynthia Miller, PA-CPhysician Assistant1235328154
  13. Frank MillerAudiologist-Hearing Aid Fitter1760524375
  14. John Miller, PH.D.Clinical Psychologist1518075928
  15. San Juanita Miller, LVNLicensed Vocational Nurse1063998391
  16. Steven Mineker, MPTPhysical Therapist1336304047
  17. Irina Minina, M.DInternal Medicine Physician1760647630
  18. Robert Minor, M.D.Internal Medicine Physician1972502599
  19. Larry Miranda, MDPediatrics Physician1790707313
  20. Enedelia Miranda De Anyanwu, LMSWCase Manager/Care Coordinator1982885133
  21. Lindolfo Mireles, RNRegistered Nurse1205311040
  22. Cynthia Mireles-OrrPhysician Assistant1316394091
  23. Jessica Mitchell, FNP-CFamily Nurse Practitioner1023528957
  24. Mary Mitchell, AGACNPAcute Care Nurse Practitioner1407483407
  25. Michael Mohun, MDEmergency Medical Services (Emergency Medicine) Physician1235123043
  26. Christopher MoisePharmacist1194698829
  27. Sara Mojica, MDInternal Medicine Physician1326627027
  28. Monica Molini, DMDGeneral Practice Dentistry1720250509
  29. Marlon Monayao, FNPCritical Care Medicine Nurse Practitioner1578927828
  30. Michelle MoncadaBehavior Technician1487539102
  31. Carlos Mondragon, MDFamily Medicine Physician1578205118
  32. Marcus Montalvo, DDSGeneral Practice Dentistry1578056909
  33. Yvette Montalvo, LCDCAddiction (Substance Use Disorder) Counselor1922679026
  34. Pamela Montenegro, NPNurse Practitioner1548713233
  35. Candida MontesBehavior Technician1053167924
  36. Leonor MontesMassage Therapist1891635355
  37. Jennifer Montez, APRN, FNP B-CFamily Nurse Practitioner1528772126
  38. Maria MontezLicensed Vocational Nurse1346728094
  39. Marie Montez, RNRegistered Nurse1760954358
  40. Richard Moore, MDEmergency Medicine Physician1750302295
  41. Edelmiro Morales, CRNA, PA-CCertified Registered Nurse Anesthetist1699756049
  42. Joshua MoralesCounselor1659744928
  43. Kassandra MoralesBehavior Technician1255270732
  44. Mari Morales, LVNLicensed Vocational Nurse1245883156
  45. Nicole MoralesSpeech-Language Pathologist1407190416
  46. Jaonn Moran, LMSWSocial Worker1578149480
  47. Laura Moreland, LSWCase Manager/Care Coordinator1710276159
  48. Delia MorenoRegistered Nurse1447088372
  49. Jacklynn Moreno, RBTBehavior Technician1770117632
  50. Jo MorenoRegistered Nurse1710724240

The largest Texas cities

  1. Houston61,221
  2. San Antonio37,749
  3. Dallas36,304
  4. Austin26,585
  5. Fort Worth15,511

All of Texas →

How to read this directory

Harlingen, Texas appears in the CMS National Plan and Provider Enumeration System with 2,419 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 Harlingen - 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 Harlingen 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 Harlingen is weighted toward Licensed Vocational Nurse (299 clinicians, followed by Registered Nurse with 186 and Student in an Organized Health Care Education/Training Program with 115). 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 Texas's population, Harlingen reports roughly 7.9 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 Harlingen 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 Harlingen, TX?

There are 2,419 registered healthcare providers in Harlingen, TX, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Harlingen?

The most common specialties in Harlingen are Licensed Vocational Nurse, Registered Nurse, Student in an Organized Health Care Education/Training Program, Behavior Technician, Family Nurse Practitioner. Licensed Vocational Nurse has the most providers with 299.

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.