Mary E. Casey
Internal Medicine Physician · Louisville, KY
Mary E. Casey is an internal medicine physician with a practice address in Louisville, Kentucky, and NPI 1336646769, issued on Apr 11, 2018. Check the license (Kentucky IP1693, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Mary E. Casey
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- IP1693 KY
Self-reported in NPPES; status is on the state search - Practice location
- 3920 Dutchmans LN Ste 315, Louisville, KY 40207
- Phone
- (502) 896-4246
- Enumerated
- Apr 11, 2018
- Record last updated
- Mar 4, 2025
- Medicare enrollment
- Enrolled (PECOS I20250611002553); accepts Medicare assignment
- Medical or professional school
- University Of Louisville School Of Medicine, 2020
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,526 in Kentucky → Look up another NPI →
Also registered at 3920 Dutchmans LN Ste 315
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Desiree Watkins, APRNFamily Nurse Practitioner1407631252
Verify Mary E. Casey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKentucky Board of Medical Licensure
Search for license IP1693Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- University OF Louisville Physicians IncLouisville, KY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary E. Casey among 1,526 internal medicine physician records in Kentucky
Mary E. Casey is one of 1,526 internal medicine physician records with a practice address in Kentucky. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 81% of them.
- NPI issued2018 · 81% of these records are older, 16% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2020 · median 2006 among the 1,025 with a school on file
- Record last updated2025 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
457 internal medicine physician records list a practice address in Louisville
They are 457 of the 21,891 NPPES records with a practice address in Louisville, and 1,526 internal medicine physician records in Kentucky.
All 1,526 in Kentucky → Every provider in Louisville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Zhalet Baharestan, D.O.Louisville, KY 402071962489559
- Arthur Blanford, M.D.Louisville, KY 402071427042621
- Henry Byrum, MDLouisville, KY 402071447215181
- Joseph Cecil, M.D.Louisville, KY 402071285616730
- Michael Dee, MDLouisville, KY 402071114911005
- Juliana Hayden, M.D.Louisville, KY 402071639134331
- Mary Lewis, M.D.Louisville, KY 402071467434365
- Svitlana Mandzy, M.D.Louisville, KY 402071750375861
Common questions
What is Mary E. Casey's NPI number?
Mary E. Casey's National Provider Identifier (NPI) is 1336646769, issued on Apr 11, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Mary E. Casey located?
The NPPES record lists a practice address at 3920 Dutchmans LN Ste 315, Louisville, KY, 40207. Phone: (502) 896-4246. Providers update this record themselves, so call before visiting.
How can I verify Mary E. Casey's license?
NPPES lists Kentucky license number IP1693, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.