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

Dr. Gregory Michael Ingolia, MD

Individual provider Internal Medicine Physician · NPI 1548790520

Dr. Gregory Michael Ingolia, MD is a Hospitalist in San Diego, California. Graduated from University of Colorado School of Medicine, Denver in 2017, 9 years ago. Practices with Regents of the University of California, a 2,061-clinician group and accepts Medicare assignment. Licensed in California and Illinois.

Years since qualifying
9
Trained at
University of Colorado School of Medicine, Denver
Licensed in
CA, IL
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

200 W Arbor Dr
San Diego, CA 92103-9000
Phone: (800) 926-8273
Fax: (888) 539-8781
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence A170645 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 125.071148 (IL)

Record details

NPI number1548790520
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 13, 2017
Last updated in NPPESDecember 10, 2020
Certification dateDecember 10, 2020

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolUNIVERSITY OF COLORADO SCHOOL OF MEDICINE, DENVER
Graduated 2017 (9 years in practice)
Group practice Regents Of The University Of California — 2061 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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