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 48 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
- Heather CliffordFamily Nurse Practitioner1164289344
- Christine ClineBehavior Technician1003625468
- Nathan Cline, MS, ATCContractor1861603011
- Larissa ClintonBehavior Technician1194692285
- Hunter ClouseBehavior Technician1982324737
- Mary Clumeck, MSSpeech-Language Pathologist1376903294
- Maria Flordeliza ClydeLicensed Vocational Nurse1750073425
- Carmelita Co-Casquejo, MDPediatric Adolescent Medicine Physician1598890170
- Leonard CoastonMental Health Counselor1154967784
- Troy Coaston, MDStudent in an Organized Health Care Education/Training Program1720921828
- Kimberly CoatesEmergency Registered Nurse1902052665
- Tyson Cobb, M.D.Interventional Cardiology Physician1710982061
- Melitza J Cobham-Browne, MDPediatrics Physician1932289022
- Preethi Codanda Chengappa, AUDAudiologist-Hearing Aid Fitter1841818085
- Benjamin Coe, M.S., CCC-SLPSpeech-Language Pathologist1679946420
- Sean Coeckelenbergh, MD, PHDAnesthesiology Physician1053159897
- Megan CoffinBehavior Technician1184432007
- Sue Coffman, CD(DONA), AAHCCDoula1831421171
- Maya CoganBehavior Technician1134986714
- Adam Cohen, D.O.Diagnostic Radiology Physician1992083133
- Jonathan Cohen, M.D.Anesthesiology Physician1184691867
- Julianna CohenRehabilitation Practitioner1831994201
- Sabrina CohenBehavior Technician1184443954
- William Cohen, DOOtolaryngology/Facial Plastic Surgery Physician1073545968
- Nicole CohenourSchool Counselor1235077686
- Jacqueline CokleyNurse Practitioner1265999429
- Julia ColacionBehavior Technician1831974997
- Ty Colbert, PH.D.Clinical Psychologist1891995007
- Dijon ColeBehavior Technician1093471104
- Melissa Cole, DPTPediatric Physical Therapist1073812129
- Shendona ColeProsthetics Case Management1275123234
- James Coleman, MDSurgery of the Hand (Plastic Surgery) Physician1174628499
- Rebecca Coleman, M.D.Neonatal-Perinatal Medicine Physician1023286101
- Fatima Coley, PSY.DPsychologist1013357748
- Mario ColinBehavior Technician1942769690
- Danielle Collett, RNRegistered Nurse1801319595
- Adrienne CollierBehavior Technician1396204046
- Brianna CollierOther Technician1538734157
- Brooke CollierAddiction (Substance Use Disorder) Counselor1437044153
- Nathaniel Collins, M.D.Anesthesiology Physician1194176404
- Roussan CollinsBehavior Technician1578285326
- William Collins, MDGastroenterology Physician1104892074
- Mark Colon, MDPediatrics Physician1538291323
- Clarissa Colone NunezLicensed Vocational Nurse1942043716
- Lisa Colosimo, D.O.Critical Care Medicine (Anesthesiology) Physician1356640718
- Eva ColsellBehavior Technician1447988134
- Henri G Colt, MDPulmonary Disease Physician1295815389
- Paul Coluzzi, M.D.Hematology & Oncology Physician1972563906
- Ashley Comeford, DPTPhysical Therapist1497291355
- Jana ConantMental Health Counselor1548761018
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.