Karen T. Regan, MD
Obstetrics & Gynecology Physician · Lafayette, IN
Karen T. Regan, MD is an obstetrics & gynecology physician with a practice address in Lafayette, Indiana, and NPI 1225205875, issued on May 13, 2008. Check the license (Indiana 01074205A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Karen T. Regan
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- 01074205A IN
57013371 OH
Self-reported in NPPES; status is on the state search - Practice location
- 5177 Mccarty LN, Lafayette, IN 47905
- Phone
- (765) 448-8000
- Enumerated
- May 13, 2008
- Record last updated
- Feb 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid IDs
- 201232770 IN
0051569 OH - Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 894 in Indiana → Look up another NPI →
Also registered at 5177 Mccarty LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Daniel Abbott, M.D.Urology Physician1417369604
- Danish Abdul Alla, MDStudent in an Organized Health Care Education/Training Program1528744166
- Naveed Ahmad, MDGastroenterology Physician1588874630
- Sherah Albright, RN-BSN, CNMAdvanced Practice Midwife1720474398
- Tiffany Alexander, FNP-BCFamily Nurse Practitioner1588142046
- Sofia Anderson, PA-CPhysician Assistant1972294742
Verify Karen T. Regan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 01074205ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
44 Medicare Part D claims for 15 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Clobetasol Propionate15 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.
Karen T. Regan among 894 obstetrics & gynecology physician records in Indiana
Karen T. Regan, MD is one of 894 obstetrics & gynecology physician records with a practice address in Indiana. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 62% of them.
- NPI issued2008 · 62% of these records are older, 32% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2021 · 43% 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 Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Indiana
There are 894 obstetrics & gynecology physician records in Indiana.
All 894 in Indiana → Every provider in Lafayette → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- John Brown, M.D.Lafayette, IN 479051851386486
- Renee Knutson, MDLafayette, IN 479051326017955
- Brianna Leachman Haab, MDLafayette, IN 479051013052794
- Debra Madura, MDLafayette, IN 479051962471383
- Charles Myers, MDLafayette, IN 479051245285949
- Jeffrey Penman, M.D.Lafayette, IN 479051518990910
- Erin Ramirez, DOLafayette, IN 479051285767319
- Catherine Sam, MDLafayette, IN 479051710949839
Common questions
What is Karen T. Regan, MD's NPI number?
Karen T. Regan, MD's National Provider Identifier (NPI) is 1225205875, issued on May 13, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Karen T. Regan, MD located?
The NPPES record lists a practice address at 5177 Mccarty LN, Lafayette, IN, 47905. Phone: (765) 448-8000. Providers update this record themselves, so call before visiting.
How can I verify Karen T. Regan, MD's license?
NPPES lists Indiana license number 01074205A, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Karen T. Regan, MD prescribe under Medicare Part D?
In 2024, Karen T. Regan, MD had 44 Medicare Part D claims for 15 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.