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

Dr. Marco James Tomassi, MD

Individual provider Surgery Physician · NPI 1710144829

Dr. Marco James Tomassi, MD is a General Surgery in Los Angeles, California. Graduated from New York Medical College in 2003, 23 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
23
Trained at
New York Medical College
Licensed in
CA
In the registry since
2008
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

1441 Eastlake Ave Ste 7418
Los Angeles, CA 90089-0112
Phone: (323) 865-3892
Fax: (323) 865-3885
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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 A103631 (CA)

Record details

NPI number1710144829
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 18, 2008
Last updated in NPPESDecember 6, 2021
Certification dateDecember 6, 2021

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Also practisesCOLORECTAL SURGERY (PROCTOLOGY)
Medical schoolNEW YORK MEDICAL COLLEGE
Graduated 2003 (23 years in practice)
Group practice Southern California Permanente Medical Group — 11242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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