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 261 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
- Mobina YariBehavior Technician1235841008
- Ana YarnoBehavior Technician1275172041
- Christina Yarwood, P.A.Medical Physician Assistant1174684666
- Anthony YassaStudent in an Organized Health Care Education/Training Program1780366120
- Shereif Yassa, DDSDentist1023524923
- Jessica Yatco De LucasAddiction (Substance Use Disorder) Counselor1316637713
- Yuk Yee Yau, M.D.Otolaryngology Physician1821226903
- Omid Yazdanpanah, MDHematology & Oncology Physician1235792581
- Pinky Mae YcoRegistered Nurse1437730801
- Megan YeBehavior Technician1982523551
- Clifford Yee, PHYSICAL THERAPISTOrthopedic Physical Therapist1417157736
- Emily YeePsychiatry Physician1427348788
- Ivan Yee, D.O.Internal Medicine Physician1154653640
- Jonathan YeeBehavior Technician1538811351
- Liana YeeSpeech-Language Pathologist1922522382
- Stephanie YeganyanStudent in an Organized Health Care Education/Training Program1740036946
- Bi-Ying Yeh, M.D.Brain Injury Medicine (Physical Medicine & Rehabilitation) Physician1629311832
- Katherine Yeh, AUDAudiologist1306553235
- Yi Tzu Yeh, AGNPNurse Practitioner1699210260
- Leman Yel, MDAdolescent Medicine (Internal Medicine) Physician1275627531
- Hung-Hsin Yen, M.D.Student in an Organized Health Care Education/Training Program1548605348
- Aaron Yengo-Kahn, MDNeurological Surgery Physician1245684562
- Brian Yep, MDNeuroradiology Physician1346745346
- Brent Yeung, M.D.Pain Medicine (Anesthesiology) Physician1225473432
- Rosa Yeung, PH.D.Psychologist1467425132
- Hanna YiBehavior Technician1538863352
- Johannah YiBehavior Technician1538972500
- Jonathan YiBehavior Technician1386459246
- Jun YiBehavior Analyst1073058376
- Lila YiBehavior Technician1982324935
- Myoung Yi, LACAcupuncturist1710374319
- Jessica Yih, MDUrology Physician1255774113
- Varith Yimlamai, R.D.Registered Dietitian1063797637
- Sabrina YimsuanBehavior Technician1780459008
- Katherine Yin, M.S., RADT-IAddiction (Substance Use Disorder) Counselor1588138465
- Sabrina YipStudent in an Organized Health Care Education/Training Program1174379663
- Allen YiuPediatrics Physician1508325812
- Jennifer YokoyamaPediatrics Physician1891555702
- Yuichi Yokoyama, M.D.Anesthesiology Physician1093072282
- Dara YomjindaClinical Social Worker1972981272
- David Yomtoob, MDOphthalmology Physician1841487030
- Viviana Yon, MS, RDRegistered Dietitian1659138253
- Holly Yong, M.D.Surgical Oncology Physician1427442417
- Jea YooPhysician Assistant1245828946
- Rachel YooBehavior Technician1073332375
- Yeonsil YooBehavior Analyst1215443247
- Ben YoonBehavior Technician1932958642
- Frank Yoon, O.D.Optometrist1629073051
- Hyung Jo YoonPharmacist1417573502
- Jennifer Yoon, MDPsychiatry Physician1336889930
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.