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

Alan S Ginzburg, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1659390888

Alan S Ginzburg, MD is a Pulmonary Disease in Peoria, Illinois. Graduated from University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb) in 1983, 43 years ago. Practices with Ascension Medical Group-Fox Valley Wisconsin, Inc, a 260-clinician group, works from 6 locations and accepts Medicare assignment. Licensed in Illinois and Wisconsin.

Years since qualifying
43
Trained at
University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb)
Licensed in
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

221 NE Glen Oak Ave
Peoria, IL 61636-0001
Phone: (309) 672-5522
Show map & directions

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

Additional practice locations (5)

  • 875 S Route 31, Crystal Lake, IL 60014 — (779) 220-5500
  • 1045 W Stephenson St, Freeport, IL 61032-4864 — (815) 599-6000
  • 1045 W Stephenson St, Freeport, IL 61032-4864 — (815) 599-6000
  • 901 Grant St, Harvard, IL 60033-1821 — (815) 943-5431
  • 8201 E Riverside Blvd, Rockford, IL 61114-2300 — (815) 971-7000

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence 036069190 (IL)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence 036069190 (IL)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence 3281-320 (WI)

Record details

NPI number1659390888
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 19, 2006
Last updated in NPPESJuly 22, 2026
Certification dateJuly 22, 2026

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Medical schoolUNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Graduated 1983 (43 years in practice)
Group practice Ascension Medical Group-Fox Valley Wisconsin, Inc — 260 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations8 on file with Medicare

Other providers in Peoria