Doctors and health care providers in Oceanside, CA
3,438 individual NPPES records list a practice address in Oceanside, 66th of 812 California cities. The largest group is behavior technician: 314, 9% of the city's records, against 18% across California. Page 35 of 69.
The 8 largest groups in Oceanside
Source: CMS NPPES primary taxonomy, file of Aug 9, 2026.
Oceanside in California
- Rank in California66th of 812 cities by records
- Share of the state0.4% of California's records
- Specialties present25 or more taxonomy codes
- Top three groups20.6% of all records
Compared with California as a whole, Oceanside has 9.3× the state's share of attendant care provider records and 0.52× its share of behavior technician records.
Providers in Oceanside, alphabetically
- Travis LeonardiPeer Specialist1730953688
- Carlie Lepore, CCC-SLPSpeech-Language Pathologist1376274878
- Jennifer Lerch, MAPsychologist1386397966
- Steven Leshaw, MDMOHS-Micrographic Surgery Physician1952333254
- Deandre LesterStudent in an Organized Health Care Education/Training Program1942038690
- Ashley LevanduskiMilitary Health Care Provider1790373322
- Chris LeventisOrthotic Fitter1083801583
- Heather LeveretteStudent in an Organized Health Care Education/Training Program1093648719
- Colin LewisAthletic Trainer1730609777
- Emma LewisMarriage & Family Therapist1801656350
- Gary Lewis, M.S., CCC-SLPSpeech-Language Pathologist1316254253
- Annabelle Lewis-Barreto, LVNLicensed Vocational Nurse1437259132
- Alexandria LiOphthalmology Physician1841652864
- Jenny LiMental Health Counselor1558910901
- Jon Liao, PT, DPTPhysical Therapist1235512336
- Michele LiehrPhysical Therapist1649359423
- Binh Lieu, MDFamily Medicine Physician1518977735
- Roselle Liganor, DONeuromusculoskeletal Medicine & OMM Physician1821251828
- Eric LigareCase Manager/Care Coordinator1477906766
- Nancy Lilliott, RN NPNurse Practitioner1255390910
- Alyssa LimMassage Therapist1811706120
- Arvin LimPhysical Therapist1699515478
- Emily Limas, PH.D.Counseling Psychologist1194206185
- Nicole Lin, MOT, OTR/LOccupational Therapist1760320014
- Emilee Lindelius, DPTPhysical Therapist1366329542
- Katelyn Lindsey, RN PHNPsychiatric/Mental Health Registered Nurse1740074145
- Adam LinkPhysical Therapist1689443814
- Eliza LinskeyBehavior Technician1649971151
- Malcolm LintonRegistered Nurse1689333932
- Samantha Rae LinzagaClinical Social Worker1679154355
- William Lionberger, D.C.Chiropractor1174879274
- Jennifer Liong, PT, DPTPhysical Therapist1891211124
- Rachel Lipman, CPNPPediatric Nurse Practitioner1871933879
- Tamara Lipon, LCSWClinical Social Worker1568317154
- Eli Lipscomb, FNPFamily Nurse Practitioner1275248403
- Gregory Lipton, L.AC.Acupuncturist1841367117
- Hailee Litchfield, OTD, OTR/LOccupational Therapist1275416620
- Alice Liu, MDMOHS-Micrographic Surgery Physician1235161308
- Andrew Liu, MDNephrology Physician1710481866
- Christina Liu, RN, CNM, WHNPAdvanced Practice Midwife1023551256
- Erin Liu, MOT, OTR/LOccupational Therapist1750713731
- Wilson Liu, M.D.Family Medicine Physician1528120748
- Judy Liu, Inc.Marriage & Family Therapist1386886174
- Paul Lizotte, DOInternal Medicine Physician1699855841
- David Llewellyn, MDNeurology Physician1043281850
- Alexandra Lobanov Rostovsky, LMFTMarriage & Family Therapist1639952948
- Megan LodahlBehavior Technician1952900706
- Allison Loeffler, MDObstetrics & Gynecology Physician1700073962
- Jalea LoganBehavior Analyst1356067227
- Serenity LogginsLicensed Vocational Nurse1629859418
The largest California cities
- Los Angeles69,537
- San Diego52,937
- San Francisco38,143
- Sacramento33,083
- San Jose20,925
How to read this directory
Oceanside, California appears in the CMS National Plan and Provider Enumeration System with 3,438 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 Oceanside - 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 Oceanside 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 Oceanside is weighted toward Behavior Technician (314 clinicians, followed by Addiction (Substance Use Disorder) Counselor with 203 and Mental Health Counselor with 190). 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, Oceanside reports roughly 8.8 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, Internal Medicine Physician is the most prominent one with no provider currently listing a Oceanside practice address, a coverage gap Oceanside patients typically fill by traveling to a larger nearby hub.
For Oceanside 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 Oceanside, CA?
There are 3,438 registered healthcare providers in Oceanside, CA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.
What are the most common medical specialties in Oceanside?
The most common specialties in Oceanside are Behavior Technician, Addiction (Substance Use Disorder) Counselor, Mental Health Counselor, Physical Therapist, Marriage & Family Therapist. Behavior Technician has the most providers with 314.
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.