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 155 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
- Alexander MetoyerBehavior Technician1679381958
- Rebecca Metoyer, PSYDSchool Psychologist1437908803
- Terry Metsovas, O.D.Optometrist1891874301
- Michael Metten, DCChiropractor1801943402
- Brianna MetzgerBehavior Technician1497400063
- William Metzger, MDGastroenterology Physician1629040308
- Lorraine Metzler-Szabo, M.D.Family Medicine Physician1487695441
- Marisol MexiaSchool Psychologist1871432070
- Ridgely Meyers, M.D.Diagnostic Radiology Physician1720359334
- Frank L MeyskensHematology & Oncology Physician1124108386
- Alondra MezaBehavior Technician1770470007
- Alyssa MezaMarriage & Family Therapist1952161366
- Isabella MezaBehavior Technician1023851946
- Mirla Meza, M.AMarriage & Family Therapist1801197652
- Rachel MezaOther Technician1801403530
- Alma Meza Garcia, AMFT 131811Marriage & Family Therapist1629582887
- Aaron MiakoBehavior Technician1205602455
- Angela MicelliBehavior Technician1366247785
- Kristin Michaelian, MFTIMarriage & Family Therapist1437492550
- Erika MichelMarriage & Family Therapist1932623766
- Jose Michel SantanaBehavior Technician1548926009
- Julie Micheli, LCSWClinical Social Worker1841010931
- Renu Michelsen, DDSDentist1952451346
- Jessica MichelsonMental Health Counselor1205368651
- Kyle Michelson, MDUrology Physician1073147468
- Roxanne Mickelson, M.D.Facial Plastic Surgery Physician1295081248
- Theresa MicklesRegistered Nurse1316763949
- Ameryn Mickley, MA, AMFTMarriage & Family Therapist1871239541
- Jakub Micko, MDStudent in an Organized Health Care Education/Training Program1710826409
- Kimberly Middleton, FNP-BCFamily Nurse Practitioner1053188136
- Pamela Middleton, M.D.Pediatrics Physician1548300593
- Emma MierBehavior Technician1861180895
- Kaden MiglioreBehavior Technician1063256816
- Nubia MiguelClinical Social Worker1548625635
- Kristina Mikell, AGNP-CGerontology Nurse Practitioner1154040111
- Lynsey MikelsBehavior Analyst1013582600
- Lareine Mikhael, DDSGeneral Practice Dentistry1972198737
- Marina Mikhael, MDAnesthesiology Physician1801390596
- Michel Mikhael, MDNeonatal-Perinatal Medicine Physician1265629612
- Tomas MikhaelBehavior Technician1548138514
- Lindsey MikoSpeech-Language Pathologist1538006028
- Nicole Milan, MSBehavior Analyst1740801430
- Bushra MilhemBehavior Technician1487530119
- Craig Milhouse, M.D.Internal Medicine Physician1912079575
- Devon Milkie, M.S., CF-SLPSpeech-Language Pathologist1841732583
- Juliet MillanMarriage & Family Therapist1144235508
- Marilyn MillanLicensed Vocational Nurse1174201198
- Ramon MillanBehavior Technician1417550997
- Segismundo Millan, NP - ADULT GERIATRICAdult Health Nurse Practitioner1831605641
- Brienna Millard, ACSWSocial Worker1063087716
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.