NPPES file of Aug 9, 2026

Doctors and health care providers in Orange, CA

13,245 individual NPPES records list a practice address in Orange, 11th of 812 California cities. The largest group is behavior technician: 4,271, 32% of the city's records, against 18% across California. Page 217 of 265.

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

The 8 largest groups in Orange

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

Orange in California

  • Rank in California11th of 812 cities by records
  • Share of the state1.4% of California's records
  • Specialties present25 or more taxonomy codes
  • Top three groups42% of all records
  • Behavior Technician rank7th of the 10 California cities with the most

Compared with California as a whole, Orange has 7.3× the state's share of other technician records and 0.43× its share of physical therapist records.

Providers in Orange, alphabetically

  1. Amanda Schafenacker, M.D.Pediatrics Physician1346603461
  2. Sabina SchafferStudent in an Organized Health Care Education/Training Program1124962436
  3. Kimberly Schatz, AU.D. CCC-A, F-AAAAudiologist-Hearing Aid Fitter1922023985
  4. Daniel ScheinbergAnesthesiology Physician1396150058
  5. Paul Schepps, MFTIMarriage & Family Therapist1477707271
  6. Elias SchermerhornBehavior Technician1063118800
  7. Mia ScherrerBehavior Technician1003779968
  8. Jacob SchettlerStudent in an Organized Health Care Education/Training Program1154171213
  9. Annette SchieffelinPsychologist1538991385
  10. Robin SchillBehavior Technician1518766682
  11. Kiyana SchillingsBehavior Technician1316706179
  12. Viviana Schilpp, LCSWClinical Social Worker1154404689
  13. Jayson Schivley, LMFTMarriage & Family Therapist1285160796
  14. Karl SchlahtStudent in an Organized Health Care Education/Training Program1306698121
  15. Gabriella SchlarmannBehavior Technician1578440053
  16. Adrienne Schlatter, DOChild Abuse Pediatrics Physician1659802429
  17. John Schlechter, D.O.Pediatric Orthopaedic Surgery Physician1043379092
  18. Monica Schlierkamp, FNPNurse Practitioner1942771779
  19. Kimberly SchmitBehavior Technician1215750708
  20. Callie Schmitz, RNRegistered Nurse1659203891
  21. Jeannine SchmokBehavior Technician1669053237
  22. Collin SchmutzlerBehavior Technician1518843234
  23. Douglas Schneider, MDUrology Physician1316528995
  24. Troy Schneider, AMFTMarriage & Family Therapist1275293482
  25. Stephanie Schnell, M.D., PH.D.Pediatrics Physician1063862886
  26. Matthew Schnepf, PA-CPhysician Assistant1417508185
  27. Michael Schoen, MDAnatomic Pathology & Clinical Pathology Physician1578645685
  28. Nathan Schoen, MD, MPHSurgery Physician1720646557
  29. Gwyneth Schoenbaum, CGCGenetic Counselor (M.S.)1811848963
  30. Thomas Scholz, M.D.Plastic and Reconstructive Surgery Physician1154550705
  31. Jennifer SchonderBehavior Analyst1679081202
  32. Jerry Schonfeld, N.P.Nurse Practitioner1730365701
  33. Lauren SchoonerPsychiatry Physician1932736428
  34. Jessica SchorkOccupational Therapy Assistant1942969555
  35. Saige SchrammBehavior Technician1063080778
  36. Kristalyn SchrankBehavior Technician1174272454
  37. Merritt Schreiber, PHDPsychologist1114220373
  38. Sarah Schreiber, PAPhysician Assistant1750038113
  39. Steven Schreiber, MDNeurology Physician1164537593
  40. Jessica SchroederBehavior Technician1265146344
  41. Matthew Schroeder, MDFamily Medicine Physician1346709102
  42. Sebastian Schubl, M.D.Trauma Surgery Physician1932346004
  43. Catherine Schueler, MFTINTERN PCCINTERNMental Health Counselor1821512252
  44. Mary SchuermannRehabilitation Practitioner1356511182
  45. Adrianna SchuetzAcupuncturist1194317685
  46. Brittney Schultz, REGISTERED NURSEChild & Adolescent Psychiatric/Mental Health Registered Nurse1144933169
  47. Carl Schultz, MDEmergency Medicine Physician1548340797
  48. David Schultz, D.D.SDentist1225177413
  49. Leslie SchultzBehavior Technician1518854843
  50. Kyle SchuppeStudent in an Organized Health Care Education/Training Program1750221685

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

Orange, California appears in the CMS National Plan and Provider Enumeration System with 13,245 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 Orange - 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 Orange 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 Orange is weighted toward Behavior Technician (4,271 clinicians, followed by Student in an Organized Health Care Education/Training Program with 870 and Marriage & Family Therapist with 424). 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, Orange reports roughly 34 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 Orange practice address, a coverage gap Orange patients typically fill by traveling to a larger nearby hub.

For Orange 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 Orange, CA?

There are 13,245 registered healthcare providers in Orange, CA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Orange?

The most common specialties in Orange are Behavior Technician, Student in an Organized Health Care Education/Training Program, Marriage & Family Therapist, Clinical Social Worker, Mental Health Counselor. Behavior Technician has the most providers with 4,271.

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.