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.
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
- Mark MenziesClinical Psychologist1154725364
- Ivette Mercado, MDInternal Medicine Physician1639271778
- Linda Mercado, PA-CPhysician Assistant1033739883
- Martha Mercado, LCSWClinical Social Worker1427885573
- Brenda Meza, FNPFamily Nurse Practitioner1336501253
- Fausto Meza, MD MPAInternal Medicine Physician1508997511
- Mayra Mezzoni Poleo, MDStudent in an Organized Health Care Education/Training Program1437947363
- Douglas Miesen, MDEmergency Medicine Physician1861489171
- Charles Mild, MDInterventional Cardiology Physician1396735999
- Mariana Millan, LVNLicensed Vocational Nurse1720565435
- Aleena Miller, PHARMD, RPHPharmacist1760164958
- Cynthia Miller, PA-CPhysician Assistant1235328154
- Frank MillerAudiologist-Hearing Aid Fitter1760524375
- John Miller, PH.D.Clinical Psychologist1518075928
- San Juanita Miller, LVNLicensed Vocational Nurse1063998391
- Steven Mineker, MPTPhysical Therapist1336304047
- Irina Minina, M.DInternal Medicine Physician1760647630
- Robert Minor, M.D.Internal Medicine Physician1972502599
- Larry Miranda, MDPediatrics Physician1790707313
- Enedelia Miranda De Anyanwu, LMSWCase Manager/Care Coordinator1982885133
- Lindolfo Mireles, RNRegistered Nurse1205311040
- Cynthia Mireles-OrrPhysician Assistant1316394091
- Jessica Mitchell, FNP-CFamily Nurse Practitioner1023528957
- Mary Mitchell, AGACNPAcute Care Nurse Practitioner1407483407
- Michael Mohun, MDEmergency Medical Services (Emergency Medicine) Physician1235123043
- Christopher MoisePharmacist1194698829
- Sara Mojica, MDInternal Medicine Physician1326627027
- Monica Molini, DMDGeneral Practice Dentistry1720250509
- Marlon Monayao, FNPCritical Care Medicine Nurse Practitioner1578927828
- Michelle MoncadaBehavior Technician1487539102
- Carlos Mondragon, MDFamily Medicine Physician1578205118
- Marcus Montalvo, DDSGeneral Practice Dentistry1578056909
- Yvette Montalvo, LCDCAddiction (Substance Use Disorder) Counselor1922679026
- Pamela Montenegro, NPNurse Practitioner1548713233
- Candida MontesBehavior Technician1053167924
- Leonor MontesMassage Therapist1891635355
- Jennifer Montez, APRN, FNP B-CFamily Nurse Practitioner1528772126
- Maria MontezLicensed Vocational Nurse1346728094
- Marie Montez, RNRegistered Nurse1760954358
- Richard Moore, MDEmergency Medicine Physician1750302295
- Edelmiro Morales, CRNA, PA-CCertified Registered Nurse Anesthetist1699756049
- Joshua MoralesCounselor1659744928
- Kassandra MoralesBehavior Technician1255270732
- Mari Morales, LVNLicensed Vocational Nurse1245883156
- Nicole MoralesSpeech-Language Pathologist1407190416
- Jaonn Moran, LMSWSocial Worker1578149480
- Laura Moreland, LSWCase Manager/Care Coordinator1710276159
- Delia MorenoRegistered Nurse1447088372
- Jacklynn Moreno, RBTBehavior Technician1770117632
- Jo MorenoRegistered Nurse1710724240
The largest Texas cities
- Houston61,221
- San Antonio37,749
- Dallas36,304
- Austin26,585
- Fort Worth15,511
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.