Gregory Bullis, M.D.
Emergency Medical Services (Emergency Medicine) Physician · Rockford, IL
Gregory Bullis, M.D. is an emergency medical services (emergency medicine) physician with a practice address in Rockford, Illinois, and NPI 1497784797, issued on Jul 1, 2006. Check the license (Illinois 036067306, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Gregory Bullis
- Credential
- M.D.
- Primary taxonomy
- Emergency Medical Services (Emergency Medicine) Physician 207PE0004X
- License number
- 036067306 IL
Self-reported in NPPES; status is on the state search - Practice location
- 5666 East State St, Rockford, IL 61108
- Phone
- (815) 226-2000
- Enumerated
- Jul 1, 2006
- Record last updated
- Nov 1, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (815) 381-7582
- Medicaid ID
- 36067306 IL
- Entity
- Type 1 · individual
8 nearest emergency medical services (emergency medicine) physician records → All 117 in Illinois → Look up another NPI →
Also registered at 5666 East State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gregory Bullis 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 036067306Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average emergency medical services (emergency medicine) physician in 2024
49 Medicare Part D claims, against an average of 292 among the 1,653 providers of this specialty who prescribed in Part D. Brand-name drugs were 47% of claims.
Most prescribed
- Potassium Chloride11 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.
Gregory Bullis among 117 emergency medical services (emergency medicine) physician records in Illinois
Gregory Bullis, M.D. is one of 117 emergency medical services (emergency medicine) physician records with a practice address in Illinois. 53% 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 24% of them.
- NPI issued2006 · 24% of these records are older, 24% newer
- In a Medicare fileYes · 53% of these records are
- In the CMS Doctors and Clinicians fileNo · 37% of these records are
- Record last updated2013 · 75% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207PE0004X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medical Services (Emergency Medicine) Physician providers in Illinois
There are 117 emergency medical services (emergency medicine) physician records in Illinois.
All 117 in Illinois → Every provider in Rockford → Emergency Medical Services (Emergency Medicine) Physician nationwide →
The 8 emergency medical services (emergency medicine) physician records with the nearest ZIP codes
- Jean Kriz, MDRockford, IL 611081215029582
- James Tuschen, M.D.Loves Park, IL 611111639195514
- Isra Al Jamed, MDRockford, IL 611041477059343
- Walter Drubka, MDFreeport, IL 610321316916331
- Matthew Smetana, DOFreeport, IL 610321487093795
- Thaddeus Manczko, M.D.Kankakee, IL 609011073553004
- Fares ArisGalesburg, IL 614011174533566
- James Danziger, M.D.Evergreen Park, IL 608051427032838
Common questions
What is Gregory Bullis, M.D.'s NPI number?
Gregory Bullis, M.D.'s National Provider Identifier (NPI) is 1497784797, issued on Jul 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Bullis, M.D. located?
The NPPES record lists a practice address at 5666 East State St, Rockford, IL, 61108. Phone: (815) 226-2000. Providers update this record themselves, so call before visiting.
How can I verify Gregory Bullis, M.D.'s license?
NPPES lists Illinois license number 036067306, 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 Bullis, M.D. prescribe under Medicare Part D?
In 2024, Gregory Bullis, M.D. had 49 Medicare Part D claims; the average among emergency medical services (emergency medicine) physician prescribers was 292. 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.