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

Adam Quasar Sugihara, MD

Individual provider Surgery Physician · NPI 1316172836

Adam Quasar Sugihara, MD is a General Surgery in Upland, California. Graduated from University of Chicago, Pritzker School of Medicine in 2009, 17 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
17
Trained at
University of Chicago, Pritzker School of Medicine
Licensed in
CA
In the registry since
2009
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

811 E 11th St Ste 207
Upland, CA 91786-4872
Phone: (909) 870-3033
Fax: (909) 870-3034
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence A142557 (CA)

Record details

NPI number1316172836
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 28, 2009
Last updated in NPPESSeptember 4, 2020
Certification dateSeptember 4, 2020

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolUNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE
Graduated 2009 (17 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Upland