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 82 of 265.
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
- Richard Gates, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1568481414
- Jordan GatewoodBehavior Technician1962211318
- Karen GatewoodLicensed Vocational Nurse1447122429
- Amaya GatsonBehavior Technician1194562710
- Sandra GattasStudent in an Organized Health Care Education/Training Program1245017490
- Jonathan Gau, MDHospitalist Physician1730765603
- Amy Gaultney, MDPediatric Rheumatology Physician1831585827
- Sarel Gaur, MDVascular & Interventional Radiology Physician1952690349
- Peselao GautaBehavior Technician1437013885
- Pranisha GautamBehavior Technician1457810962
- Pablo Gavazza, MDAnesthesiology Physician1760701767
- Sara Gavidia Verastegui, MDStudent in an Organized Health Care Education/Training Program1295656692
- Paula GavinaBehavior Technician1740964907
- Kyle Bryan Gaw, PHARM.D.Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1033005962
- Brianna GawithBehavior Technician1124586227
- Katherine Gebhardt, PASurgical Physician Assistant1285720516
- Peter Geddes, M.D.Obstetrics & Gynecology Physician1730254988
- David Gedeon, MDDiagnostic Radiology Physician1609262047
- Donna Gee, DMDGeneral Practice Dentistry1114505500
- James Gee, PHARM DPharmacist1720412349
- Ray GehleBehavior Technician1689564429
- Alexis Geich, MDStudent in an Organized Health Care Education/Training Program1467253690
- Robyn Geis, PSY.D.Family Psychologist1730510744
- Joel Gelman, M.D.Urology Physician1275640047
- Cherry Rose Geluz, OTR/LOccupational Therapist1427416940
- Ramon Geluz, R.P.T.Physical Therapist1134586795
- Belanna Geniza, PHARMDPharmacist1225906860
- Alexandra Gensemer, N.P.Nurse Practitioner1073903381
- Leah GentileRehabilitation Practitioner1720636350
- Mark George, D.D.S.Prosthodontics1225031735
- Valerie George, PA-CPhysician Assistant1740362920
- Gerard GeorgettiPeer Specialist1760931414
- Neven GeorgeyDental Hygienist1013456417
- Kimberly Gerber, CRNACertified Registered Nurse Anesthetist1801288550
- Matthew Gerenz, MDPsychiatry Physician1992385785
- Amanda GeriakCounselor1376428284
- Kristin Gericke, PHARM.D.Pharmacist1356348973
- Jennifer GerkCounselor1366796575
- Ernesta GermanBehavior Technician1265184279
- John German, M.D.Pediatric Surgery Physician1033118500
- Quentin Germann, PA-CPhysician Assistant1861025884
- Andrew Germanovich, D.O., M.S.Interventional Pain Medicine Physician1043479835
- Elizabeth GerminoStudent in an Organized Health Care Education/Training Program1740784701
- Justine GerodiasLicensed Vocational Nurse1669367033
- Deana GeronimoBehavior Technician1689304156
- Matilda GeronimoBehavior Technician1306716238
- Monique GerritsBehavior Technician1679119515
- Megan GertonsonBehavior Technician1235775131
- Cameron GeslingBehavior Technician1114814456
- Selam GetahunBehavior Technician1164215968
The largest California cities
- Los Angeles69,537
- San Diego52,937
- San Francisco38,143
- Sacramento33,083
- San Jose20,925
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.