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 15 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
- Shwe Aung, M.D.Student in an Organized Health Care Education/Training Program1104246842
- Tun Tun Aung, DORheumatology Physician1922676824
- Ashley AusseressesSchool Psychologist1376482554
- Allen Austin, O. D.Optometrist1386638476
- Howard Austin, O.D.Optometrist1932193018
- Nyah AustinAssistant Behavior Analyst1245077858
- Erroll Austria, PTPhysical Therapist1851789713
- Brenda Avalos, RBTBehavior Technician1578028510
- Diana AvalosBehavior Technician1588517668
- Kaylee AvalosBehavior Technician1700639499
- Sergio AvalosBehavior Technician1003613308
- Syerra AvalosAddiction (Substance Use Disorder) Counselor1255920096
- Andrea Avery, MDHospitalist Physician1144300229
- Gabrielle Avery, MD, MPHObstetrics & Gynecology Physician1467081711
- Alexandra AvilaBehavior Technician1194445957
- Alexia AvilaBehavior Technician1396510269
- David AvilaBehavior Technician1104479021
- Edwin AvilaCommunity Health Worker1477082758
- Kevin AvilaBehavior Technician1902771637
- Mariah AvilaAddiction (Substance Use Disorder) Counselor1861311771
- Mirna AvilaBehavior Technician1942077698
- Rita AvilaDental Hygienist1174864003
- Yesenia AvilaBehavior Technician1013573708
- Zamira AvilaBehavior Technician1922976182
- Yvette Avila-Cao, RNRegistered Nurse1669861522
- Hazael AvilesBehavior Technician1457072902
- Rogelio AvilesBehavior Technician1760141758
- Danielle AvilezBehavior Technician1952020968
- Cristina AvinaAddiction (Substance Use Disorder) Counselor1225597693
- Maria Awad, MDStudent in an Organized Health Care Education/Training Program1629916697
- Nicole Awad, M.D.Family Medicine Physician1295821189
- Christian Awah, MDOrthopaedic Hand Surgery Physician1013470707
- Saeed-Ur-Rehman Awan, MDPediatric Surgery Physician1457691685
- Diana AwedBehavior Technician1831812536
- Reed Ayabe, M.D.Surgery Physician1043612831
- Alexandra AyalaBehavior Technician1457214231
- Alondra AyalaBehavior Technician1174210306
- Christina AyalaBehavior Technician1013741826
- Dulce AyalaBehavior Technician1164178406
- Giovanni AyalaClinical Social Worker1609503028
- Jessica AyalaStudent in an Organized Health Care Education/Training Program1477343101
- Marleni AyalaBehavior Technician1871427732
- Miguel Angel Ayala, D.C.Chiropractor1104072842
- Nataly AyalaBehavior Technician1174223895
- Noel AyalaRehabilitation Practitioner1831405935
- Perla AyalaBehavior Technician1013792027
- Vanessa AyalaBehavior Technician1730834581
- Tyler Ayalin, M.D.Emergency Medicine Physician1124274915
- Alexis AyonMental Health Counselor1518660174
- Andrew AyoubBehavior Technician1598530875
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.