Benjamin Martin Callahan, MD
Emergency Medicine Physician · Louisville, KY
Benjamin Martin Callahan, MD is an emergency medicine physician with a practice address in Louisville, Kentucky, and NPI 1609923481, issued on Jan 4, 2007. Check the license (Kentucky 41620, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Benjamin Martin Callahan
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 41620 KY
Self-reported in NPPES; status is on the state search - Practice location
- 1 Audubon Plaza Dr, Louisville, KY 40217
- Phone
- (502) 634-6767
- Enumerated
- Jan 4, 2007
- Record last updated
- Jun 7, 2023
- Fax
- (502) 634-6775
- Medicaid IDs
- 200927140 IN
7100029740 KY - Medicare enrollment
- Enrolled (PECOS I20070529000503); accepts Medicare assignment
- Medical or professional school
- University Of Kentucky College Of Medicine, 2005
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 903 in Kentucky → Look up another NPI →
Also registered at 1 Audubon Plaza Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Paul Adams, MDEmergency Medicine Physician1235186529
- Sherry Adkisson, PA-CPhysician Assistant1407203862
- Maher Alia, DOEmergency Medicine Physician1669050290
- Elisa Archer, CRNACertified Registered Nurse Anesthetist1194200253
- Santina Arnold, APRNFamily Nurse Practitioner1366033854
- Karim AshamPodiatrist1285318899
Verify Benjamin Martin Callahan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKentucky Board of Medical Licensure
Search for license 41620Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5% fewer Medicare Part D claims than the average emergency medicine physician in 2024
214 Medicare Part D claims for 172 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 42 claims were for opioids.
Most prescribed
- Methylprednisolone19 claims
- Prednisone17 claims
- Hydrocodone-Acetaminophen16 claims
- Tramadol Hcl16 claims
- Doxycycline Hyclate14 claims
- Ondansetron Odt12 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 80.9 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- New Lexington Clinic PscLexington, KY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Benjamin Martin Callahan among 903 emergency medicine physician records in Kentucky
Benjamin Martin Callahan, MD is one of 903 emergency medicine physician records with a practice address in Kentucky. 81% 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 45% of them.
- NPI issued2007 · 45% of these records are older, 48% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2005 · median 2011 among the 557 with a school on file
- Record last updated2023 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in Kentucky
There are 903 emergency medicine physician records in Kentucky.
All 903 in Kentucky → Every provider in Louisville → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Paul Adams, MDLouisville, KY 402171235186529
- Shannon Becht, MDLouisville, KY 402171457306011
- Maria Beck, MDLouisville, KY 402171750320503
- Donald Belknap, M.D.Louisville, KY 402171649380114
- Richard Carlisle, M.D.Louisville, KY 402171578673042
- Laurie Craycroft, MDLouisville, KY 402171922055920
- Laura Gilbert, M.D.Louisville, KY 402171790725505
- Steven Heilman, MDLouisville, KY 402171932217858
Common questions
What is Benjamin Martin Callahan, MD's NPI number?
Benjamin Martin Callahan, MD's National Provider Identifier (NPI) is 1609923481, issued on Jan 4, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Benjamin Martin Callahan, MD located?
The NPPES record lists a practice address at 1 Audubon Plaza Dr, Louisville, KY, 40217. Phone: (502) 634-6767. Providers update this record themselves, so call before visiting.
How can I verify Benjamin Martin Callahan, MD's license?
NPPES lists Kentucky license number 41620, 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.
How much does Benjamin Martin Callahan, MD prescribe under Medicare Part D?
In 2024, Benjamin Martin Callahan, MD had 214 Medicare Part D claims for 172 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Benjamin Martin Callahan, MD's MIPS final score?
The 2023 MIPS final score is 80.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.