Mary Mullen, M.D.
Internal Medicine Physician · Dayton, OH
Mary Mullen, M.D. is an internal medicine physician with a practice address in Dayton, Ohio, and NPI 1780079186, issued on Apr 2, 2015. Check the license (Ohio 35.146965, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Mary Mullen
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 35.146965 OH
52306 KY
Self-reported in NPPES; status is on the state search - Practice location
- 405 W Grand Ave, Dayton, OH 45405
- Phone
- (937) 723-3276
- Enumerated
- Apr 2, 2015
- Record last updated
- Jun 29, 2026
- Fax
- (937) 723-3277
- Medicare enrollment
- Enrolled (PECOS I20230524000675); accepts Medicare assignment
- Medical or professional school
- Indiana University School Of Medicine, 2015
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Also registered at 405 W Grand Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Mullen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35.146965Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average internal medicine physician in 2024
12 Medicare Part D claims for 11 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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): 100 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
- Kettering Independent Medical Group IncDayton, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Mullen among 5,277 internal medicine physician records in Ohio
Mary Mullen, M.D. is one of 5,277 internal medicine physician records with a practice address in Ohio. 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 2015, is newer than 71% of them.
- NPI issued2015 · 71% of these records are older, 27% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2015 · median 2006 among the 3,414 with a school on file
- Record last updated2026 · 58% 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 Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
225 internal medicine physician records list a practice address in Dayton
They are 225 of the 12,431 NPPES records with a practice address in Dayton, and 5,277 internal medicine physician records in Ohio.
All 5,277 in Ohio → Every provider in Dayton → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Ammar Ahmad, MDDayton, OH 454051366905390
- Shahzad Akbar, MDDayton, OH 454051326675661
- Barbara Akoto, M.D.Dayton, OH 454051992707913
- Charles Duncan, DODayton, OH 454051033413547
- Ali Jaffery, M.D.Dayton, OH 454051649489105
- Sunita Mall, MDDayton, OH 454051962455634
- Stephen Noftz, DODayton, OH 454051275113995
- Dipendra Sharma Chapagain, DODayton, OH 454051104314467
Common questions
What is Mary Mullen, M.D.'s NPI number?
Mary Mullen, M.D.'s National Provider Identifier (NPI) is 1780079186, issued on Apr 2, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Mary Mullen, M.D. located?
The NPPES record lists a practice address at 405 W Grand Ave, Dayton, OH, 45405. Phone: (937) 723-3276. Providers update this record themselves, so call before visiting.
How can I verify Mary Mullen, M.D.'s license?
NPPES lists Ohio license number 35.146965, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mary Mullen, M.D. prescribe under Medicare Part D?
In 2024, Mary Mullen, M.D. had 12 Medicare Part D claims for 11 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Mary Mullen, M.D.'s MIPS final score?
The 2023 MIPS final score is 100 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.