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

Dr. Andrew Richard De Mar Jr., MD

Individual provider Surgery Physician · NPI 1891716023

Dr. Andrew Richard De Mar Jr., MD is a General Surgery in Roseville, California. Graduated from Ohio State University College of Medicine in 1985, 41 years ago. Practices with Trauma Medical Group of Roseville Inc, an 11-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
41
Trained at
Ohio State University College of Medicine
Licensed in
CA
In the registry since
2006
Specialties on file
3
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

2 Medical Plaza Dr Ste 275
Roseville, CA 95661-3043
Phone: (916) 797-7534
Fax: (916) 797-4712
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence G58869 (CA)
Surgical Critical Care Physician Taxonomy 2086S0102X · Licence G58869 (CA)
Trauma Surgery Physician Taxonomy 2086S0127X · Licence G58869 (CA)

Record details

NPI number1891716023
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 22, 2006
Last updated in NPPESApril 14, 2009

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolOHIO STATE UNIVERSITY COLLEGE OF MEDICINE
Graduated 1985 (41 years in practice)
Group practice Trauma Medical Group Of Roseville Inc — 11 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Roseville