Doctors and health care providers in Saint Louis, MO
27,605 individual NPPES records list a practice address in Saint Louis, 1st of 317 Missouri cities. The largest group is clinical social worker: 1,474, 5% of the city's records, against 5% across Missouri. Page 362 of 553.
The 8 largest groups in Saint Louis
Source: CMS NPPES primary taxonomy, file of Aug 9, 2026.
Saint Louis in Missouri
- Rank in Missouri1st of 317 cities by records
- Share of the state24.8% of Missouri's records
- Specialties present25 or more taxonomy codes
- Top three groups14.1% of all records
- Clinical Social Worker rank1st of the 10 Missouri cities with the most
Compared with Missouri as a whole, Saint Louis has 1.9× the state's share of diagnostic radiology physician records and 0.55× its share of family nurse practitioner records.
Providers in Saint Louis, alphabetically
- Paul Oberle, M.D.Diagnostic Radiology Physician1609851096
- John Oberlin, M.D.Pediatric Endocrinology Physician1407862485
- Michelle Obermark, M.S., CCC-SLP/LSpeech-Language Pathologist1407092067
- Mitchel Obey, MDOrthopaedic Trauma Physician1366972580
- Nkiru Obi, MDPediatrics Physician1154024776
- Steven Obiefuna, MDInternal Medicine Physician1043995475
- Adekunle Obisesan, MDCritical Care Medicine (Internal Medicine) Physician1164604138
- Mary Obowa, LPCPastoral Counselor1902893589
- Robert ObradovicPharmacist1922799212
- Colleen Obrien, LCSWClinical Social Worker1902265812
- Diane Obrien, MSW, LCSWClinical Social Worker1922438647
- Megan Obrien, DODiagnostic Radiology Physician1659804193
- Rachel Obrien, AGNPNurse Practitioner1003396334
- Milinda OchirsukhProfessional Counselor1659192706
- Dawn OchoaCase Manager/Care Coordinator1275357758
- Laura Ochoa, ANPAdult Health Nurse Practitioner1699896019
- Angeles Ochoa-Raya, LCSWClinical Social Worker1598523664
- Geralyn Ochs, ACNPAcute Care Nurse Practitioner1336101898
- Kristen Ochs, PHARM.D.Pharmacist1134566912
- Peggy OchsAttendant Care Provider1043842545
- Bridget Ochuko, DPTPhysical Therapist1023745429
- Chileme OchulorPsychiatric/Mental Health Nurse Practitioner1659140275
- Samuel Ockner, MDEmergency Medicine Physician1528159167
- Timothy Oconnell, MDPlastic Surgery Physician1689685786
- Carmen Oconnor, APRN, BCAdult Health Nurse Practitioner1841287067
- Matthew Oconnor, LPCProfessional Counselor1962086082
- Michaela OconnorDermatology Physician1235995226
- Andrew Odden, MDHospitalist Physician1790964500
- Dean Odegard, MDPediatrics Physician1518527043
- Rebecca Odegard, CCC-SLPSpeech-Language Pathologist1013367077
- Rachel OdehnalRegistered Nurse1386506046
- Randall Odem, MDReproductive Endocrinology Physician1336165554
- Judith OdendahlDevelopmental Therapist1649636325
- Theresa Odenthal, LPTAPhysical Therapy Assistant1629320833
- Thomas Odeny, MDMedical Oncology Physician1033641600
- Anthony Odibo, MDMaternal & Fetal Medicine Physician1700889516
- Alison Odineal, MDPediatrics Physician1497218432
- Michelle Odle, PLPCProfessional Counselor1912337338
- Devin Odom, MDHospice and Palliative Medicine (Internal Medicine) Physician1497065452
- Elizabeth Odom, MDEmergency Medicine Physician1780970566
- Olakunle Odunleye, OTR/LOccupational Therapist1114654332
- Joana Oduro, MD, MSPediatrics Physician1902556459
- Oluseye Oduyale, MDSurgery Physician1306353263
- Kristi Oeding, AUDAudiologist1285928390
- Barbara Oehler, RDRegistered Dietitian1194915264
- Courtney Oei, DO, MSStudent in an Organized Health Care Education/Training Program1427982073
- Robert Oertli, M.D.Internal Medicine Physician1639150378
- Karolyn Oetjen, MDMedical Oncology Physician1871886705
- Melissa Oexeman, PNPPediatric Nurse Practitioner1275283988
- Franka Ofikwu, MDDiagnostic Radiology Physician1134512445
The largest Missouri cities
- Kansas City13,759
- Springfield6,403
- Columbia6,004
- Joplin2,443
- Chesterfield2,132
How to read this directory
Saint Louis, Missouri appears in the CMS National Plan and Provider Enumeration System with 27,605 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 Saint Louis - 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 Saint Louis 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 Saint Louis is weighted toward Clinical Social Worker (1,474 clinicians, followed by Student in an Organized Health Care Education/Training Program with 1,338 and Speech-Language Pathologist with 1,083). 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 Missouri's population, Saint Louis reports roughly 445.5 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 Missouri's most common specialties, Behavior Technician is the most prominent one with no provider currently listing a Saint Louis practice address, a coverage gap Saint Louis patients typically fill by traveling to a larger nearby hub.
For Saint Louis 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 Saint Louis, MO?
There are 27,605 registered healthcare providers in Saint Louis, MO, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.
What are the most common medical specialties in Saint Louis?
The most common specialties in Saint Louis are Clinical Social Worker, Student in an Organized Health Care Education/Training Program, Speech-Language Pathologist, Pharmacist, Professional Counselor. Clinical Social Worker has the most providers with 1,474.
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.