Mary C. Donley, MD
Internal Medicine Physician · Bluffton, IN
Mary C. Donley, MD is an internal medicine physician with a practice address in Bluffton, Indiana, and NPI 1669467932, issued on Sep 13, 2005. Check the license (Indiana 01034109, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Mary C. Donley
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 01034109 IN
Self-reported in NPPES; status is on the state search - Practice location
- 303 S Main St, Bluffton, IN 46714
- Phone
- (260) 919-3567
- Enumerated
- Sep 13, 2005
- Record last updated
- Sep 15, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (260) 919-3558
- Medicaid ID
- 100098070 IN
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,109 in Indiana → Look up another NPI →
Also registered at 303 S Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Larry Jones, M.D.Internal Medicine Physician1962446096
Verify Mary C. Donley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 01034109Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.0 times the Medicare Part D claims of the average internal medicine physician in 2024
15,952 Medicare Part D claims for 739 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 490 claims were for opioids.
Most prescribed
- Levothyroxine Sodium905 claims
- Atorvastatin Calcium749 claims
- Amlodipine Besylate584 claims
- Losartan Potassium525 claims
- Lisinopril431 claims
- Potassium Chloride349 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 MIPS final score for 2023 (Medicare payment program): 88 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,279.20
68 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Mary C. Donley among 2,109 internal medicine physician records in Indiana
Mary C. Donley, MD is one of 2,109 internal medicine physician records with a practice address in Indiana. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 87% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2020 · 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 207R00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 internal medicine physician records list a practice address in Bluffton
They are 6 of the 159 NPPES records with a practice address in Bluffton, and 2,109 internal medicine physician records in Indiana.
All 2,109 in Indiana → Every provider in Bluffton → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Walter Erxleben, M.D.Bluffton, IN 467141457391963
- Larry Jones, M.D.Bluffton, IN 467141962446096
- Yadagiri Jonna, M.D.Bluffton, IN 467141083655427
- Pekkakuzhiyil Mathew, M.D.Bluffton, IN 467141578507539
- Ranbir Singh, M.D.Bluffton, IN 467141134531072
- Mark Burkett, D.O.Columbia City, IN 467251972587566
- Wajehe Najafi, MDAngola, IN 467031417565458
- Geetha Paparo, MDColumbia City, IN 467251538133269
Common questions
What is Mary C. Donley, MD's NPI number?
Mary C. Donley, MD's National Provider Identifier (NPI) is 1669467932, issued on Sep 13, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mary C. Donley, MD located?
The NPPES record lists a practice address at 303 S Main St, Bluffton, IN, 46714. Phone: (260) 919-3567. Providers update this record themselves, so call before visiting.
How can I verify Mary C. Donley, MD's license?
NPPES lists Indiana license number 01034109, 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 Mary C. Donley, MD prescribe under Medicare Part D?
In 2024, Mary C. Donley, MD had 15,952 Medicare Part D claims for 739 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Mary C. Donley, MD's MIPS final score?
The 2023 MIPS final score is 88 of 100. 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.