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 125 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
- Kiana Lacson WoodOther Technician1386217727
- Jana Lada, PA-CPhysician Assistant1972730323
- Preston LaengerAddiction (Substance Use Disorder) Counselor1366193229
- Ola Lafi, M.D.Cardiovascular Disease Physician1356728042
- Lauren LaganaOther Technician1902402365
- Maria Lagat, RN, PHNCommunity Health Registered Nurse1629259106
- Melissa LagunaBehavior Technician1821846866
- Shadi Lahham, M.D.Emergency Medicine Physician1366741852
- Salma LahikStudent in an Organized Health Care Education/Training Program1780416909
- Andy LaiBehavior Technician1104713239
- Annabelle LaiBehavior Technician1427887215
- Ernest Lai, MDNeonatal-Perinatal Medicine Physician1114488194
- Laura Lai, MDChild & Adolescent Psychiatry Physician1518300078
- Lihong LaiDentist1346675667
- Natalie Lai, BCBABehavior Analyst1396401196
- Samuel Lai, MDHospitalist Physician1659614055
- Wyman Lai, MDPediatric Cardiology Physician1689659955
- Diana LainesBehavior Technician1629603329
- Kristen LaiolaMental Health Counselor1427426261
- Jason Laird, PA-CSurgical Physician Assistant1437486073
- Jason LairdDay Training/Habilitation Specialist1205680618
- Reggienald LajadaCommunity Health Worker1609550151
- Shane Lakhani, DCChiropractor1053586172
- Shadi Lalezari, MDStudent in an Organized Health Care Education/Training Program1437513660
- Francois Lalonde, M.D.Pediatric Orthopaedic Surgery Physician1144266081
- Chi Lam, L.AC.Acupuncturist1467398818
- Fionna Lam, PHARM.D.Oncology Pharmacist1013850171
- Jessica Lam, PA-C, MSHSPhysician Assistant1083986723
- Kayla LamBehavior Technician1497479000
- Kevin LamBehavior Analyst1659031318
- Krystal Lam, B.A.Behavior Analyst1922546084
- Mai LamRegistered Dietitian1124963616
- Miranda LamBehavior Technician1417618638
- Samantha LamBehavior Technician1306720925
- Tat Lam, MDFamily Medicine Physician1134288749
- Tina LamAssistant Behavior Analyst1730812017
- Vinh Lam, M.D.Pediatric Surgery Physician1336119122
- Vinh Lam, BCBABehavior Analyst1891035341
- Cameron LambSchool Counselor1952258089
- Iyanna LambBehavior Technician1821834565
- Timothy LambengcoPediatric Occupational Therapist1255896379
- Lisa Lambert, RN CDEDiabetes Educator Registered Nurse1164847000
- Whitney LambertCase Manager/Care Coordinator1558843417
- Michael Lambing, DOEmergency Medicine Physician1508445297
- Michelle Lambing, DOEmergency Medicine Physician1982943684
- Lauren LamparterEmergency Medicine Physician1952988925
- Vicki LampeMental Health Counselor1073644381
- Timothy Lancaster, MDOrthopaedic Hand Surgery Physician1215427034
- Milan LanceBehavior Technician1447099502
- Rehana LandaBehavior Technician1104790203
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.