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

Gregory Anderson, DO

Individual provider Internal Medicine Physician · NPI 1255771358

Gregory Anderson, DO is a Hospitalist in Chicago, Illinois. Qualified in 2013, 13 years ago. Practices with Endeavor Health Medical Group, a 3,348-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
13
Licensed in
IL
In the registry since
2013
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

5145 N California Ave Ste M276
Chicago, IL 60625-3661
Phone: (773) 878-8200
Fax: (773) 989-1734
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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 036.143664 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 036.143664 (IL)

Record details

NPI number1255771358
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 3, 2013
Last updated in NPPESOctober 30, 2020
Certification dateOctober 30, 2020
Mailing address2740 W Foster Avenue, Swedish Covenant Medical Group, Chicago, IL 60625

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Endeavor Health Medical Group — 3348 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations7 on file with Medicare

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