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

Dr. Altaf Aman, MD

Individual provider Family Medicine Physician · NPI 1942381132

Dr. Altaf Aman, MD is an Internal Medicine in McHenry, Illinois. Qualified in 1997, 29 years ago. Practices with Northwestern Medical Faculty Foundation, a 4,394-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Georgia, Illinois and Wisconsin.

Years since qualifying
29
Licensed in
GA, IL, WI
In the registry since
2006
Specialties on file
3
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

4201 W Medical Center Dr
McHenry, IL 60050
Phone: (815) 759-4323
Fax: (815) 759-4948
Show map & directions

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

Additional practice locations (1)

  • 10400 75th St, Kenosha, WI 53142 — (262) 948-7000

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 036129726 (IL)
Family Medicine Physician Taxonomy 207Q00000X · Licence 055721 (GA)
Hospitalist Physician Taxonomy 208M00000X · Licence 69613 (WI)

Record details

NPI number1942381132
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 17, 2006
Last updated in NPPESJuly 31, 2025
Certification dateJuly 31, 2025
Mailing address4201 W Medical Center Dr, McHenry, IL 60050-8409

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1997 (29 years in practice)
Group practice Northwestern Medical Faculty Foundation — 4394 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations13 on file with Medicare

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