Gregory G. Nowak, MD
Cardiovascular Disease Physician · Rockford, IL
Gregory G. Nowak, MD is a cardiovascular disease physician with a practice address in Rockford, Illinois, and NPI 1376516625, issued on Feb 8, 2006. Check the license (Illinois 036099837, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Gregory G. Nowak
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 036099837 IL
Self-reported in NPPES; status is on the state search - Practice location
- 2350 N Rockton Ave, Rockford, IL 61103
- Phone
- (815) 971-2200
- Enumerated
- Feb 8, 2006
- Record last updated
- May 5, 2026
- Fax
- (815) 971-9097
- Medicaid IDs
- 036099837 IL
1376516625 WI - Medicare enrollment
- Enrolled (PECOS I20040119000121); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 1,073 in Illinois → Look up another NPI →
Also registered at 2350 N Rockton Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Abdullah Altayeh, M.D.Pulmonary Disease Physician1831191584
- Melissa Bachman, APRNGerontology Nurse Practitioner1225709900
- Brenda Beilfuss, FNP-CFamily Nurse Practitioner1275185142
- Constance Blaisdell, NPFamily Nurse Practitioner1588135529
- William Buntain, MDPediatric Surgery Physician1700902608
- David Cheng, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1194781849
Verify Gregory G. Nowak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036099837Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.6 times the Medicare Part D claims of the average cardiovascular disease physician in 2024
17,132 Medicare Part D claims for 1,810 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium1,960 claims
- Metoprolol Succinate1,449 claims
- Amlodipine Besylate1,138 claims
- Ezetimibe1,089 claims
- Lisinopril898 claims
- Eliquis880 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $66.36
3 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Rockford Health PhysiciansRockford, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory G. Nowak among 1,073 cardiovascular disease physician records in Illinois
Gregory G. Nowak, MD is one of 1,073 cardiovascular disease physician records with a practice address in Illinois. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 50% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1987 · median 2001 among the 688 with a school on file
- Record last updated2026 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in Illinois
There are 1,073 cardiovascular disease physician records in Illinois.
All 1,073 in Illinois → Every provider in Rockford → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Richard Hayes, MDRockford, IL 611031932177136
- Prasad Kilaru, MDRockford, IL 611031003910423
- Leela Narra, MDRockford, IL 611031225001571
- Jeffrey Smith, MDRockford, IL 611031346200938
- Ian Goldberg, D.O.Rockford, IL 611041871574301
- Moses Kyobe, MD FACCRockford, IL 611041386634384
- Vijay Roy, M.D.Rockford, IL 611041841372877
- Mukesh Singh, MDRockford, IL 611041154573905
Common questions
What is Gregory G. Nowak, MD's NPI number?
Gregory G. Nowak, MD's National Provider Identifier (NPI) is 1376516625, issued on Feb 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory G. Nowak, MD located?
The NPPES record lists a practice address at 2350 N Rockton Ave, Rockford, IL, 61103. Phone: (815) 971-2200. Providers update this record themselves, so call before visiting.
How can I verify Gregory G. Nowak, MD's license?
NPPES lists Illinois license number 036099837, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gregory G. Nowak, MD prescribe under Medicare Part D?
In 2024, Gregory G. Nowak, MD had 17,132 Medicare Part D claims for 1,810 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.