Doctors and health care providers in Rancho Santa Margarita, CA
479 individual NPPES records list a practice address in Rancho Santa Margarita, 288th of 812 California cities. The largest group is physical therapist: 57, 12% of the city's records, against 2% across California.
The 8 largest groups in Rancho Santa Margarita
Source: CMS NPPES primary taxonomy, file of Aug 9, 2026.
Rancho Santa Margarita in California
- Rank in California288th of 812 cities by records
- Share of the state<0.1% of California's records
- Specialties present25 or more taxonomy codes
- Top three groups25.1% of all records
Compared with California as a whole, Rancho Santa Margarita has 5.1× the state's share of physical therapist records and 0.67× its share of clinical social worker records.
Providers in Rancho Santa Margarita, alphabetically
- Kathryn Abbene, M.A. CCC-SLPSpeech-Language Pathologist1215492897
- Ereinee AbdelmalekOrthopedic Physical Therapist1467515825
- Rachel Acorn, M.S., CCC-SLPSpeech-Language Pathologist1326928557
- Alison Adams, OTR/LPediatric Occupational Therapist1174996904
- Mark Adlard, M.D.Family Medicine Physician1346265766
- Shahriar Agahi, DMDPeriodontics1609226497
- Ahmad Aghakhan-Moheb, D.D.S.General Practice Dentistry1982937850
- Kimberly Aguilar, DNP FNP-C, RNFamily Nurse Practitioner1104539295
- John Aguilera, D.D.SGeneral Practice Dentistry1518067792
- Ryan Ah San, PA-CMedical Physician Assistant1013181346
- Katherine AlfieriPhysician Assistant1790525640
- Heather Allen, OTR/LPediatric Occupational Therapist1720184039
- Sarah Jane AlvideraPharmacist1760115844
- Kathleen Andersen, O.D.Optometrist1881747962
- Barbara Andres, DCChiropractor1023135001
- Tara Anguiano, D.C.Chiropractor1356882492
- Aaron AnnPharmacist1174120059
- Marjan Arman, DDSDentist1801455340
- David Armstrong, D.C.Chiropractor1790805372
- Jessica Arneson, D.P.MFoot & Ankle Surgery Podiatrist1922530724
- Aryana AzadianPharmacist1497473466
- Tina Azin, DDSPediatric Dentistry1821156084
- Salma Aziz, DPMSpecialist1467447326
- Joseph Bahan, D.C.Chiropractor1972841310
- Francis Banda, RNGeneral Practice Registered Nurse1063064855
- Alysia Barham, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1770123226
- Katherine Barton, MA., LMFTMarriage & Family Therapist1083024186
- Katie BazylakSchool Counselor1366370181
- Robin Beauregard, P.T.Specialist1649461377
- Iuliia Bennett, DDSGeneral Practice Dentistry1053146829
- Patricia Bennett, M.S., MFTMarriage & Family Therapist1013464767
- Sarah Bennett, MA, MFTIMental Health Counselor1366536021
- Devon Benson, LMFTMental Health Counselor1710760616
- Shelly BergPediatric Occupational Therapist1134759459
- Kristen Bergmann, SLPASpeech-Language Assistant1497009872
- Scott Bianchi, D.D.S.General Practice Dentistry1396768834
- Elyse Biechele, DPTPhysical Therapist1184125072
- Natalia Bilan, MDFamily Medicine Physician1376644377
- Luis Gustavo Bitton, DDSGeneral Practice Dentistry1619154374
- Paige BoggessOccupational Therapist1477352185
- Tara Bradley, MA, OTR/LPediatric Occupational Therapist1164732756
- Jody Bremer, LMFTMarriage & Family Therapist1861713646
- Justin Brown, MPTOrthopedic Physical Therapist1700151735
- Susan Brown, PTPhysical Therapist1083744189
- Lechelle Brueggeman, PSYDStudent in an Organized Health Care Education/Training Program1174386361
- Jeffrey Bulger, PASurgical Physician Assistant1942245857
- Anthony Bullum, O.D.Optometrist1992773956
- Lile Bunar, D.D.S.General Practice Dentistry1740480151
- Juris Bunkis, M.D.,F.A.C.S.Specialist1265658835
- Lisa Button, SUDCC 8711Addiction (Substance Use Disorder) Counselor1346715091
The largest California cities
- Los Angeles69,537
- San Diego52,937
- San Francisco38,143
- Sacramento33,083
- San Jose20,925
How to read this directory
Rancho Santa Margarita, California appears in the CMS National Plan and Provider Enumeration System with 479 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 Rancho Santa Margarita - 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 Rancho Santa Margarita 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 Rancho Santa Margarita is weighted toward Physical Therapist (57 clinicians, followed by Speech-Language Pathologist with 32 and Pharmacist with 31). 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, Rancho Santa Margarita reports roughly 1.2 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, Student in an Organized Health Care Education/Training Program is the most prominent one with no provider currently listing a Rancho Santa Margarita practice address, a coverage gap Rancho Santa Margarita patients typically fill by traveling to a larger nearby hub.
For Rancho Santa Margarita 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 Rancho Santa Margarita, CA?
There are 479 registered healthcare providers in Rancho Santa Margarita, CA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.
What are the most common medical specialties in Rancho Santa Margarita?
The most common specialties in Rancho Santa Margarita are Physical Therapist, Speech-Language Pathologist, Pharmacist, Marriage & Family Therapist, General Practice Dentistry. Physical Therapist has the most providers with 57.
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.