NPPES file of Aug 9, 2026

Doctors and health care providers in San Marcos, CA

1,985 individual NPPES records list a practice address in San Marcos, 113th of 812 California cities. The largest group is behavior technician: 553, 28% of the city's records, against 18% across California. Page 13 of 40.

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

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

San Marcos in California

  • Rank in California113th of 812 cities by records
  • Share of the state0.2% of California's records
  • Specialties present25 or more taxonomy codes
  • Top three groups37.8% of all records

Compared with California as a whole, San Marcos has 4.9× the state's share of school counselor records and 0.49× its share of case manager/care coordinator records.

Providers in San Marcos, alphabetically

  1. Regina Garcia, FNP-CFamily Nurse Practitioner1639673858
  2. Valentina GarciaBehavior Technician1730920992
  3. Andreea Garcia Craivanu, RPHPharmacist1154912343
  4. Maria Garcia PerezBehavior Technician1487403390
  5. Mariya Garcia-RybikovBehavior Analyst1215689385
  6. Virgil GarduqueAddiction (Substance Use Disorder) Counselor1780161158
  7. Haley GarrettBehavior Technician1366241473
  8. Deborah GarzaSchool Registered Nurse1467386631
  9. Jenise GarzaBehavior Technician1558284513
  10. Lolita GatmaitanCase Manager/Care Coordinator1386009207
  11. Rebecca GaytanBehavior Technician1386598639
  12. Christine Geniza, PMHNP BCPsychiatric/Mental Health Nurse Practitioner1164757837
  13. Sheri Genovese, O.T.D.Pediatric Occupational Therapist1396970729
  14. Robert Gentile, O.D.Optometrist1255460283
  15. Mary-Jo Georgiev, PHDClinical Psychologist1518996875
  16. Kathryn Germeraad, DOInternal Medicine Physician1649830498
  17. Samantha GesmundoBehavior Technician1164363941
  18. Thomas GeuAddiction (Substance Use Disorder) Counselor1386029148
  19. Andrew Ghatan, M.D.Orthopaedic Hand Surgery Physician1700041217
  20. Neehal Ghoniem, D.M.D.Pediatric Dentistry1922386473
  21. Tuan GiangPhysical Therapist1972336535
  22. Vinah GiblinAttendant Care Provider1730739319
  23. Hannah GibsonMarriage & Family Therapist1356022719
  24. Eric Giddings, OTR LPhysical Rehabilitation Occupational Therapist1194749366
  25. Corinne Giesemann, MDFamily Medicine Physician1730115601
  26. Sendy Gil GomezBehavior Technician1649734831
  27. Diana Gildred RosenAddiction (Substance Use Disorder) Counselor1871423715
  28. Jessica GladeBehavior Analyst1356827570
  29. Mario Godinez, DDSDentist1609089416
  30. Julia Godley, NPGerontology Nurse Practitioner1174920367
  31. Steven Goe, LCSWClinical Social Worker1497441091
  32. Bree GoelzeSpeech-Language Assistant1982483764
  33. Walker GoettschBehavior Technician1467282483
  34. Andrea GoetzMassage Therapist1881831485
  35. Stellianna GoldenBehavior Technician1275338907
  36. Gal Goldwaser, PH.D.Clinical Psychologist1801104831
  37. Maria-Felix GomezRehabilitation Practitioner1528956034
  38. Ruby GomezCounselor1144711631
  39. Victor GomezBehavior Technician1699451211
  40. Kenneth Gommel, ATCAthletic Trainer1508801382
  41. Leila Gonzales, PHARM.D.Pharmacist1891032520
  42. Selina GonzalesSchool Registered Nurse1699322941
  43. Anabela GonzalezBehavior Technician1568266641
  44. Andres Gonzalez, DAOMAcupuncturist1841857729
  45. Carmen GonzalezBehavior Technician1073447843
  46. Gerardo GonzalezBehavior Technician1700691359
  47. Jerri GonzalezCase Manager/Care Coordinator1043885700
  48. Linda GonzalezBehavior Technician1457105447
  49. Margaret Gonzalez, LCSWClinical Social Worker1730213265
  50. Selena GonzalezAttendant Care Provider1295621621

The largest California cities

  1. Los Angeles69,537
  2. San Diego52,937
  3. San Francisco38,143
  4. Sacramento33,083
  5. San Jose20,925

All of California →

How to read this directory

San Marcos, California appears in the CMS National Plan and Provider Enumeration System with 1,985 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 San Marcos - 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 San Marcos 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 San Marcos is weighted toward Behavior Technician (553 clinicians, followed by Marriage & Family Therapist with 101 and Pharmacist with 96). 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 California's population, San Marcos reports roughly 5.1 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 California's most common specialties, Student in an Organized Health Care Education/Training Program is the most prominent one with no provider currently listing a San Marcos practice address, a coverage gap San Marcos patients typically fill by traveling to a larger nearby hub.

For San Marcos 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 San Marcos, CA?

There are 1,985 registered healthcare providers in San Marcos, CA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in San Marcos?

The most common specialties in San Marcos are Behavior Technician, Marriage & Family Therapist, Pharmacist, Physical Therapist, Addiction (Substance Use Disorder) Counselor. Behavior Technician has the most providers with 553.

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.