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

Dr. John Williams III, MD

Individual provider Maternal & Fetal Medicine Physician · NPI 1205819133

Dr. John Williams III, MD is an Obstetrics/Gynecology in Los Angeles, California. Qualified in 1978, 48 years ago. Practices with Cedars-Sinai Medical Center, a 795-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
48
Licensed in
CA
In the registry since
2005
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

8700 Beverly Blvd
Los Angeles, CA 90048-1865
Phone: (310) 423-5000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Maternal & Fetal Medicine Physician (primary) Taxonomy 207VM0101X · Licence G39794 (CA)

Record details

NPI number1205819133
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 23, 2005
Last updated in NPPESMay 17, 2013

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolOTHER
Graduated 1978 (48 years in practice)
Group practice Cedars-Sinai Medical Center — 795 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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