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

Dr. Gregory Idos, MD

Individual provider Internal Medicine Physician · NPI 1770769937

Dr. Gregory Idos, MD is a Gastroenterology in Duarte, California. Graduated from University of Vermont College of Medicine in 2006, 20 years ago. Practices with City of Hope Medical Foundation, a 959-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
20
Trained at
University of Vermont College of Medicine
Licensed in
CA
In the registry since
2008
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

1500 E Duarte Rd
Duarte, CA 91010-3012
Phone: (626) 256-4673
Fax: (626) 408-3911
Show map & directions

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

Additional practice locations (1)

  • 209 Fair Oaks Ave, South Pasadena, CA 91030-1814 — (626) 396-2900

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence A102184 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A102184 (CA)

Record details

NPI number1770769937
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 17, 2008
Last updated in NPPESNovember 4, 2020
Certification dateNovember 4, 2020
Mailing addressPo Box 512185, Los Angeles, CA 90051-0185

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF VERMONT COLLEGE OF MEDICINE
Graduated 2006 (20 years in practice)
Group practice City Of Hope Medical Foundation — 959 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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