NPPES file of Aug 9, 2026

Doctors and health care providers in Mission Viejo, CA

2,156 individual NPPES records list a practice address in Mission Viejo, 103rd of 812 California cities. The largest group is marriage & family therapist: 218, 10% of the city's records, against 6% across California. Page 16 of 44.

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

Mission Viejo in California

  • Rank in California103rd of 812 cities by records
  • Share of the state0.2% of California's records
  • Specialties present25 or more taxonomy codes
  • Top three groups18.4% of all records

Compared with California as a whole, Mission Viejo has 3.1× the state's share of optometrist records and 0.12× its share of behavior technician records.

Providers in Mission Viejo, alphabetically

  1. Sean Harris, PSYDClinical Child & Adolescent Psychologist1346616554
  2. Stephen Harris, PH.D.. MFTClinical Psychologist1316918279
  3. Richard HarrisonHome Health Aide1841871886
  4. Lauren HartMarriage & Family Therapist1699644062
  5. Robert Hartley, OTLOccupational Therapist1124561675
  6. Annabelle Hartshorn, ASWSocial Worker1528839982
  7. Shaun HarveyAttendant Care Provider1942855978
  8. Rasha Hashad, MDObstetrics & Gynecology Physician1396794632
  9. Nahal HassaniPharmacist1821589474
  10. Amy Hathaway, R.D.N.Registered Dietitian1902278526
  11. Mark Hauptman, M.D.Internal Medicine Physician1801873427
  12. Stephanie Hawkins, MDFamily Medicine Physician1285792507
  13. Morgan HawryszMarriage & Family Therapist1568113744
  14. Ronald Haxton, M.D.Pediatrics Physician1720037864
  15. Kenneth Hayashida, M.D.Pediatrics Physician1497764641
  16. Julie HaynesAddiction (Substance Use Disorder) Counselor1578334223
  17. Michele HaynesMarriage & Family Therapist1407244122
  18. Charles Heathco, PHYSICAL THERAPISTPhysical Therapist1316404460
  19. Alana Heavirland, MAMarriage & Family Therapist1972102358
  20. Barbara Hecht, LCSW,MFTMarriage & Family Therapist1194739045
  21. Bonnie Hedlund, PSYCHOLOGISTClinical Psychologist1073780094
  22. Kyle Hehe, DPMFoot & Ankle Surgery Podiatrist1194245795
  23. Deborah Heineman, LVNLicensed Practical Nurse1487895397
  24. James Heinrich, M.D.Plastic Surgery within the Head & Neck (Otolaryngology) Physician1053321000
  25. Kevin Helton, RNCritical Care Medicine Registered Nurse1306641089
  26. Barry Hench, MDPediatrics Physician1467401703
  27. Catherine Henderson, REGISTERED DIETITIANRegistered Dietitian1972255701
  28. Nicholas Henderson, P.T.Physical Therapist1740518091
  29. Tod Henrichsen, MDAnesthesiology Physician1023056843
  30. Mary-Louise Henson, LMFTMarriage & Family Therapist1184700726
  31. Absalom Hepner, M.D.Nuclear Cardiology Physician1205880994
  32. Alexandra Heppert, LMFTMarriage & Family Therapist1083224711
  33. Thad HermanCritical Care Medicine Registered Nurse1912712399
  34. Christine Hernandez, LCSWClinical Social Worker1629808548
  35. Dahlia Hernandez, OTD, OTR/LOccupational Therapist1912694118
  36. Kimberly Hernandez, LCSWClinical Social Worker1891976205
  37. Sylvia HernandezPeer Specialist1427212109
  38. Mayra Hernandez Schulte, MDFamily Medicine Physician1689156168
  39. Edith Hernandez SolanoMental Health Counselor1073132122
  40. Allison HerreraMarriage & Family Therapist1700661089
  41. Andrew Hey, LPCCProfessional Counselor1780258731
  42. Amee Hiatt, PTAPhysical Therapy Assistant1326371907
  43. Jeanne Hicks, DPTPhysical Therapist1861435265
  44. Erica Higgins, AUDAudiologist1790977015
  45. Timothy Higle, LMFT, AAMFTMarriage & Family Therapist1992539894
  46. James Hilgers, D.D.S.,M.S.Orthodontics and Dentofacial Orthopedics Dentistry1306047329
  47. Kelly Hill, NBC-HWC, FMCHCHealth & Wellness Coach1568323319
  48. Vershante HillProfessional Counselor1811560014
  49. Robert Hirst, DDS,MSPeriodontics1356488134
  50. Irena Hnatjuk-ZahirovicMassage Therapist1477992618

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

Mission Viejo, California appears in the CMS National Plan and Provider Enumeration System with 2,156 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 Mission Viejo - 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 Mission Viejo 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 Mission Viejo is weighted toward Marriage & Family Therapist (218 clinicians, followed by Pharmacist with 99 and Physical Therapist with 79). 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, Mission Viejo reports roughly 5.5 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, Case Manager/Care Coordinator is the most prominent one with no provider currently listing a Mission Viejo practice address, a coverage gap Mission Viejo patients typically fill by traveling to a larger nearby hub.

For Mission Viejo 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 Mission Viejo, CA?

There are 2,156 registered healthcare providers in Mission Viejo, CA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Mission Viejo?

The most common specialties in Mission Viejo are Marriage & Family Therapist, Pharmacist, Physical Therapist, Clinical Social Worker, Speech-Language Pathologist. Marriage & Family Therapist has the most providers with 218.

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.