Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Gadson John Johnson Jr., MD

Individual provider Psychiatry Physician · NPI 1578767232

Dr. Gadson John Johnson Jr., MD is a Psychiatry in Santa Monica, California. Graduated from Un of California, Irvine, College of Medicine in 2005, 21 years ago. Practices with Oceanside Medical Group a Medical Corporation, an 18-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
21
Trained at
Un of California, Irvine, College 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

701 Santa Monica Blvd Ste 230
Santa Monica, CA 90401-2623
Phone: (310) 993-4103
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence A100422 (CA)

Record details

NPI number1578767232
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 14, 2007
Last updated in NPPESMarch 1, 2012

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolUN OF CALIFORNIA, IRVINE, COLLEGE OF MEDICINE
Graduated 2005 (21 years in practice)
Group practice Oceanside Medical Group A Medical Corporation — 18 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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