Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Ronnie Ryan Cummings, MD

Individual provider Psychiatry Physician · NPI 1255537940

Dr. Ronnie Ryan Cummings, MD is a Psychiatry in San Francisco, California. Graduated from University of California, San Diego School of Medicine in 2004, 22 years ago. Practices with County of Stanislaus, a 12-clinician group, works from 6 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
22
Trained at
University of California, San Diego School of Medicine
Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

490 Post St Ste 1043
San Francisco, CA 94102-1301
Phone: (925) 282-1778
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (5)

  • 29982 Ivy Glenn Dr Ste 203, Laguna Niguel, CA 92677-2097 — (949) 309-7903
  • 6200 Wilshire Blvd Ste 1410, Los Angeles, CA 90048-5815 — (925) 282-1778
  • 701 S Parker St Ste 2800, Orange, CA 92868-4720 — (925) 282-1778
  • 100 Howe Ave Ste 170n, Sacramento, CA 95825-8241 — (925) 282-1778
  • 2080 S E St Ste 250, San Bernardino, CA 92408-2706 — (909) 433-9300

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence A93095 (CA)

Record details

NPI number1255537940
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 21, 2007
Last updated in NPPESOctober 14, 2024
Certification dateOctober 14, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPSYCHIATRY
Medical schoolUNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE
Graduated 2004 (22 years in practice)
Group practice County Of Stanislaus — 12 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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