Douglas J. Federman, M.D.
Internal Medicine Physician · Toledo, OH
Douglas J. Federman, M.D. is an internal medicine physician with a practice address in Toledo, Ohio, and NPI 1427043629, issued on Sep 13, 2005. Check the license (Ohio 35061999, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Douglas J. Federman
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 35061999 OH
Self-reported in NPPES; status is on the state search - Practice location
- 3333 Glendale Ave Ste 1500, Toledo, OH 43614
- Phone
- (419) 383-5614
- Enumerated
- Sep 13, 2005
- Record last updated
- Jan 22, 2026
- Fax
- (419) 383-5618
- Medicaid ID
- 0864006 OH
- Medicare enrollment
- Enrolled (PECOS I20040301000824); accepts Medicare assignment
- Medical or professional school
- University Of Toledo College Of Medicine, 1988
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Also registered at 3333 Glendale Ave Ste 1500
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kara Douglass, PHARMDPharmacist1679253090
- Hadeer Elsharnoby, MDInternal Medicine Physician1376280255
- Faiza FakharHospitalist Physician1124441449
- Bryan Hinch, MDInternal Medicine Physician1326027152
- Nicholas HorenInternal Medicine Physician1659717031
Verify Douglas J. Federman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35061999Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average internal medicine physician in 2024
7,081 Medicare Part D claims for 471 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 172 claims were for opioids.
Most prescribed
- Atorvastatin Calcium535 claims
- Amlodipine Besylate433 claims
- Lisinopril218 claims
- Levothyroxine Sodium204 claims
- Pantoprazole Sodium200 claims
- Metformin Hcl199 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: $57.65
3 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. 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
- University OF Toledo Physicians LLCToledo, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Douglas J. Federman among 5,277 internal medicine physician records in Ohio
Douglas J. Federman, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 87% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1988 · 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).
158 internal medicine physician records list a practice address in Toledo
They are 158 of the 13,583 NPPES records with a practice address in Toledo, and 5,277 internal medicine physician records in Ohio.
All 5,277 in Ohio → Every provider in Toledo → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Karen Cook-Khazan, MDToledo, OH 436141881780914
- Bryan Hinch, MDToledo, OH 436141326027152
- Saba IqbalToledo, OH 436141932295904
- Abdullah Kadan, MDToledo, OH 436141982833133
- James Kleshinski, M.D.Toledo, OH 436141316932981
- Christopher Lynn, M.D.Toledo, OH 436141386630754
- Anand Mutgi, M.D.Toledo, OH 436141770578353
- Paul Oatis, MDToledo, OH 436141144319518
Common questions
What is Douglas J. Federman, M.D.'s NPI number?
Douglas J. Federman, M.D.'s National Provider Identifier (NPI) is 1427043629, issued on Sep 13, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Douglas J. Federman, M.D. located?
The NPPES record lists a practice address at 3333 Glendale Ave Ste 1500, Toledo, OH, 43614. Phone: (419) 383-5614. Providers update this record themselves, so call before visiting.
How can I verify Douglas J. Federman, M.D.'s license?
NPPES lists Ohio license number 35061999, 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 Douglas J. Federman, M.D. prescribe under Medicare Part D?
In 2024, Douglas J. Federman, M.D. had 7,081 Medicare Part D claims for 471 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.