Ladonna Jean Barnes, M.D.
Internal Medicine Physician · Dayton, OH
Ladonna Jean Barnes, M.D. is an internal medicine physician with a practice address in Dayton, Ohio, and NPI 1477577419, issued on Jul 26, 2006. Check the license (Ohio 35067344, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Ladonna Jean Barnes
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 35067344 OH
Self-reported in NPPES; status is on the state search - Practice location
- 1323 W Third St., Dayton, OH 45402
- Phone
- (937) 586-9733
- Enumerated
- Jul 26, 2006
- Record last updated
- Dec 4, 2025
- Fax
- (937) 660-4409
- Medicare enrollment
- Enrolled (PECOS I20080410000806); accepts Medicare assignment
- Medical or professional school
- Wright State University Boonshoft School Of Medicine, 1991
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Verify Ladonna Jean Barnes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35067344Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46% more Medicare Part D claims than the average internal medicine physician in 2024
4,633 Medicare Part D claims for 319 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Amlodipine Besylate399 claims
- Atorvastatin Calcium379 claims
- Albuterol Sulfate Hfa231 claims
- Hydrochlorothiazide225 claims
- Lisinopril220 claims
- Losartan Potassium196 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.
Industry payments in 2024: $13.23
1 payment: food and beverage; the largest payer was Hologic Sales and Service, 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.
Bills Medicare through one group practice
- Community Health Centers OF Greater DaytonDayton, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ladonna Jean Barnes among 5,277 internal medicine physician records in Ohio
Ladonna Jean Barnes, 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 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 55% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1991 · median 2006 among the 3,414 with a school on file
- Record last updated2025 · 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
- Rajindra Bhat, MDDayton, OH 454021104840917
- Megan BlessingerDayton, OH 454021629484555
- Dean Bricker, MDDayton, OH 454021114900305
- Roberto Colon, M.D.Dayton, OH 454021780674952
- Katherine Lambes, M.D.Dayton, OH 454021902928443
- Barry McCorkle, MDDayton, OH 454021477592574
- Luke McCoy, MDDayton, OH 454021376982959
- Miguel Parilo, MDDayton, OH 454021255386744
Common questions
What is Ladonna Jean Barnes, M.D.'s NPI number?
Ladonna Jean Barnes, M.D.'s National Provider Identifier (NPI) is 1477577419, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ladonna Jean Barnes, M.D. located?
The NPPES record lists a practice address at 1323 W Third St., Dayton, OH, 45402. Phone: (937) 586-9733. Providers update this record themselves, so call before visiting.
How can I verify Ladonna Jean Barnes, M.D.'s license?
NPPES lists Ohio license number 35067344, 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 Ladonna Jean Barnes, M.D. prescribe under Medicare Part D?
In 2024, Ladonna Jean Barnes, M.D. had 4,633 Medicare Part D claims for 319 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.