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Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.

DR. DHEERAJ MAHAJAN, M.D.

Active Sole Proprietor

DR. DHEERAJ MAHAJAN, M.D. is a Internal Medicine healthcare provider located in OAK PARK, Illinois. NPI 1831133693 is currently active in the NPPES registry. Verify at CMS.

Internal Medicine · OAK PARK, IL

Registration Details

NPI Number
1831133693
Provider Type
Individual
Gender
Male
NPI Issued
Jun 15, 2006 (20.179380682338 yrs)
Last Updated
Jul 30, 2025
Licenses
036-106392 (IL)
036106392 (IL)
Sole Proprietor
Yes

Practice Information

Address
101 MADISON ST STE 300
OAK PARK, IL, 603024210
Browse IL providers · Browse ZIP 60302
Phone
7084862700
Fax
7084862700
Primary Specialty
Internal Medicine
207R00000X
Additional Specialty
Internal Medicine

Other Internal Medicine Providers in OAK PARK, IL

Name Credential NPI
MOHAMMAD AJMAL KHAN M.D. 1487653838
DR. KEKE S UZOKWE MD 1629079488
DAVID SCHATZ MD 1962497925
DR. ALEJANDRA CAMPOS M.D. 1932195146
DR. BERNARD L CONIGLIO JR. M.D. 1124085568
DR. BRYAN G MOLINE M.D. 1720046774
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.