John Gregory Bush, DO
Obstetrics & Gynecology Physician · Frankfort, IL
John Gregory Bush, DO is an obstetrics & gynecology physician with a practice address in Frankfort, Illinois, and NPI 1952332165, issued on Jul 5, 2006. Check the license (Illinois 036054141, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- John Gregory Bush
- Credential
- DO
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- 036054141 IL
036-054141 IL
Self-reported in NPPES; status is on the state search - Practice location
- 222 Colorado Ave, Frankfort, IL 60423
- Phone
- (815) 469-6646
- Enumerated
- Jul 5, 2006
- Record last updated
- Dec 9, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (815) 469-6647
- Medicare enrollment
- Enrolled (PECOS I20091210000052); accepts Medicare assignment
- Medical or professional school
- Chicago College Of Osteopathy, 1975
- Entity
- Type 1 · individual
Also registered at 222 Colorado Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cerise Bush, MDObstetrics Physician1053567099
- Kenneth DonauskyOptometrist1588732440
- Shereen NabulsiPharmacist1144726282
- Lindsey Olson, DOFamily Medicine Physician1396951356
Verify John Gregory Bush 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 036054141Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
109 Medicare Part D claims for 44 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol23 claims
- Acyclovir17 claims
- Triamcinolone Acetonide17 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: $27.98
1 payment: food and beverage; the largest payer was Pfizer Inc. The 21,429 providers of this specialty with any payment received $1,030.61 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 2 group practices
- John G Bush DO LtdFrankfort, IL
- Midwest Center For Women's Healthcare, LtdEvanston, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Obstetrics & Gynecology Physician providers in Illinois
There are 2,062 obstetrics & gynecology physician records in Illinois.
Other obstetrics & gynecology physician records in Illinois
- Anum Abbasi, MDChicago, IL1679063010
- Diane Abdel-Barry, M.D.Chicago, IL1508205808
- Rana Abdul-Khalek, MDRoscoe, IL1275768087
- Idries Abdur-Rahman, M.D.Ottawa, IL1891727236
- Jamil Abdur-Rahman, M.D.Gurnee, IL1710914189
- Bassel Abouzeid, MDPeoria, IL1376160846
- Ashley Abraham, M.D.Arlington Heights, IL1457615742
- Iris Abrahantes Morales, MDChicago, IL1164155164
- Fidel Abrego, MDChicago, IL1245351824
- Bayan AbunarAurora, IL1972063220
Common questions
What is John Gregory Bush, DO's NPI number?
John Gregory Bush, DO's National Provider Identifier (NPI) is 1952332165, issued on Jul 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Gregory Bush, DO located?
The NPPES record lists a practice address at 222 Colorado Ave, Frankfort, IL, 60423. Phone: (815) 469-6646. Providers update this record themselves, so call before visiting.
How can I verify John Gregory Bush, DO's license?
NPPES lists Illinois license number 036054141, 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 John Gregory Bush, DO prescribe under Medicare Part D?
In 2024, John Gregory Bush, DO had 109 Medicare Part D claims for 44 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.