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

Justin D. Peterson, MD

Individual provider Internal Medicine Physician · NPI 1285165472

Justin D. Peterson, MD is a Hospitalist in Santa Monica, California. Graduated from Cooper Medical School of Rowan University in 2017, 9 years ago. Practices with The Regents of the University of California, a 1,414-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
9
Trained at
Cooper Medical School of Rowan University
Licensed in
CA
In the registry since
2017
Specialties on file
2
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

1250 16th St # C2304
Santa Monica, CA 90404-1249
Phone: (310) 319-4698
Fax: (310) 319-4908
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 757 Westwood Plz # 7501, Los Angeles, CA 90095-2308 — (310) 267-9643

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence A172800 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A172800 (CA)

Record details

NPI number1285165472
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 21, 2017
Last updated in NPPESJune 30, 2021
Certification dateJune 30, 2021

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolCOOPER MEDICAL SCHOOL OF ROWAN UNIVERSITY
Graduated 2017 (9 years in practice)
Group practice The Regents Of The University Of California — 1414 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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