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

Dr. Gregory G Nowak, MD

Individual provider Internal Medicine Physician · NPI 1376516625

Dr. Gregory G Nowak, MD is a Cardiovascular Disease (Cardiology) in Rockford, Illinois. Qualified in 1987, 39 years ago. Practices with Rockford Health Physicians, a 521-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
39
Licensed in
IL
In the registry since
2006
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

2350 N Rockton Ave
Rockford, IL 61103-3600
Phone: (815) 971-2200
Fax: (815) 971-9097
Show map & directions

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

Additional practice locations (2)

  • 1045 W Stephenson St, Freeport, IL 61032-4864 — (815) 599-6000
  • 8201 E Riverside Blvd, Rockford, IL 61114-2300 — (815) 971-2200

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 036099837 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 036099837 (IL)

Record details

NPI number1376516625
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 8, 2006
Last updated in NPPESMay 5, 2026
Certification dateMay 5, 2026
Mailing address2350 N Rockton Ave, Rockford, IL 61103-3600

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolOTHER
Graduated 1987 (39 years in practice)
Group practice Rockford Health Physicians — 521 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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