Rebecca Jane Byler Dann, M.D., M.P.H.
Gynecologic Oncology Physician · Peoria, IL
Rebecca Jane Byler Dann, M.D., M.P.H. is a gynecologic oncology physician with a practice address in Peoria, Illinois, and NPI 1114126364, issued on Jul 17, 2007. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Rebecca Jane Byler Dann
- Credential
- M.D., M.P.H.
- Primary taxonomy
- Gynecologic Oncology Physician 207VX0201X
- License number
- MD429275 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1 Illini Dr # 1649, Peoria, IL 61605
- Phone
- (309) 655-3024
- Enumerated
- Jul 17, 2007
- Record last updated
- Aug 4, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (309) 655-3739
- Medicare enrollment
- Enrolled (PECOS I20091231000398); accepts Medicare assignment
- Medical or professional school
- University Of Pittsburgh School Of Medicine, 2002
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gynecologic oncology physician records → All 76 in Illinois → Look up another NPI →
Verify Rebecca Jane Byler Dann in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
13% fewer Medicare Part D claims than the average gynecologic oncology physician in 2024
169 Medicare Part D claims for 58 beneficiaries, against an average of 195 among the 1,475 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 18 claims were for opioids.
Most prescribed
- Ondansetron Hcl29 claims
- Prochlorperazine Maleate28 claims
- Dexamethasone15 claims
- Letrozole13 claims
- Oxycodone Hcl12 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.
Bills Medicare through one group practice
- Osf Multi-Specialty GroupPeoria, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rebecca Jane Byler Dann among 76 gynecologic oncology physician records in Illinois
Rebecca Jane Byler Dann, M.D., M.P.H. is one of 76 gynecologic oncology physician records with a practice address in Illinois. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 37% of them.
- NPI issued2007 · 37% of these records are older, 53% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2002 · median 2008 among the 52 with a school on file
- Record last updated2010 · 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 207VX0201X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gynecologic Oncology Physician providers in Illinois
There are 76 gynecologic oncology physician records in Illinois.
All 76 in Illinois → Every provider in Peoria → Gynecologic Oncology Physician nationwide →
The 8 gynecologic oncology physician records with the nearest ZIP codes
- Kennth Hodel, MDPeoria, IL 616141134197833
- Ronald Kimball, MDUrbana, IL 618011003806514
- Arturo Menchaca, M.D.Paris, IL 619441861516023
- Julian Schink, M.D.Chicago, IL 606741124018528
- Freidoon Azizi, MDChicago, IL 606571225024185
- Ismail Mert, MDChicago, IL 606571316251796
- Tanya Pulver, MDChicago, IL 606571336395888
- Kenny Bozorgi, M.D.Chicago, IL 606541255568333
Common questions
What is Rebecca Jane Byler Dann, M.D., M.P.H.'s NPI number?
Rebecca Jane Byler Dann, M.D., M.P.H.'s National Provider Identifier (NPI) is 1114126364, issued on Jul 17, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Rebecca Jane Byler Dann, M.D., M.P.H. located?
The NPPES record lists a practice address at 1 Illini Dr # 1649, Peoria, IL, 61605. Phone: (309) 655-3024. Providers update this record themselves, so call before visiting.
How can I verify Rebecca Jane Byler Dann, M.D., M.P.H.'s license?
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 Rebecca Jane Byler Dann, M.D., M.P.H. prescribe under Medicare Part D?
In 2024, Rebecca Jane Byler Dann, M.D., M.P.H. had 169 Medicare Part D claims for 58 beneficiaries; the average among gynecologic oncology physician prescribers was 195. 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.