Anna Bida-Dudun, M.D.
Obstetrics & Gynecology Physician · Dixon, IL
Anna Bida-Dudun, M.D. is an obstetrics & gynecology physician with a practice address in Dixon, Illinois, and NPI 1669444782, issued on Feb 2, 2006. Check the license (Illinois 036-136200, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Anna Bida-Dudun
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- 036-136200 IL
4301060145 MI
Self-reported in NPPES; status is on the state search - Practice location
- 215 E. 1St Street, Suite 215, Dixon, IL 61021
- Phone
- (815) 285-5423
- Enumerated
- Feb 2, 2006
- Record last updated
- Aug 21, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (815) 285-5426
- Medicaid ID
- 036136200 IL
- Medicare enrollment
- Enrolled (PECOS I20141107000233); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 2,062 in Illinois → Look up another NPI →
Verify Anna Bida-Dudun 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 036-136200Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
86 Medicare Part D claims for 37 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol11 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: $32.10
2 payments; by number, the most common kind was food and beverage; the largest payer was Hologic Sales and Service, LLC. 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.
One hospital affiliation
- Cgh Medical CenterSterling, IL · Acute Care Hospitals1 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Anna Bida-Dudun among 2,062 obstetrics & gynecology physician records in Illinois
Anna Bida-Dudun, M.D. is one of 2,062 obstetrics & gynecology physician records with a practice address in Illinois. 72% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated1992 · median 2006 among the 1,168 with a school on file
- Record last updated2018 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 obstetrics & gynecology physician records list a practice address in Dixon
They are 6 of the 693 NPPES records with a practice address in Dixon, and 2,062 obstetrics & gynecology physician records in Illinois.
All 2,062 in Illinois → Every provider in Dixon → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Lakshmi Dundoo, M.D.Dixon, IL 610211871553263
- William Long, D.O.Dixon, IL 610211568430460
- Brett McGowan, M.D.Dixon, IL 610211023434347
- Robb Rydzynski, D.O.Dixon, IL 610211720016306
- Shirley Stone, M.D.Dixon, IL 610211578531018
- Robert Eichmann, M.D.Cherry Valley, IL 610161073875597
- Farouk Isawi, MDFreeport, IL 610321174583611
- Courtney Pyant-Dan-Pullo, MDFreeport, IL 610321023379831
Common questions
What is Anna Bida-Dudun, M.D.'s NPI number?
Anna Bida-Dudun, M.D.'s National Provider Identifier (NPI) is 1669444782, issued on Feb 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Anna Bida-Dudun, M.D. located?
The NPPES record lists a practice address at 215 E. 1St Street, Suite 215, Dixon, IL, 61021. Phone: (815) 285-5423. Providers update this record themselves, so call before visiting.
How can I verify Anna Bida-Dudun, M.D.'s license?
NPPES lists Illinois license number 036-136200, 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 Anna Bida-Dudun, M.D. prescribe under Medicare Part D?
In 2024, Anna Bida-Dudun, M.D. had 86 Medicare Part D claims for 37 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.