npidexNPI registry + Medicare data

BRETT RIEDERMAN, MD

Internal Medicine Physician · NORTHBROOK, IL

Individual Active Opted out of Medicare NPI 1003375254

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Internal Medicine Physician207R00000X✓125.073830IL
Student in an Organized Health Care Education/Training Program390200000X——

Medicare eligibility

Part B
Yes
DME
Yes
Home health
Yes
Power mobility
Yes
Hospice
Yes

Opted out of Medicare (Gastroenterology), effective 2025-10-03 through 2027-10-03.

Other Internal Medicine Physician providers in Illinois

See all Internal Medicine Physician providers in Illinois →

Source: NPPES (public domain) and CMS Medicare Physician & Other Practitioners data. Not affiliated with CMS, NPPES, or any government agency.