Frederick L. Tanzer, MD
Internal Medicine Physician · Hillsboro, OH
Frederick L. Tanzer, MD is an internal medicine physician with a practice address in Hillsboro, Ohio, and NPI 1750349023, issued on May 3, 2006. Check the license (Ohio 35058692, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Frederick L. Tanzer
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 35058692 OH
Self-reported in NPPES; status is on the state search - Practice location
- 1275 N High St, Hillsboro, OH 45133
- Phone
- (937) 393-6100
- Enumerated
- May 3, 2006
- Record last updated
- Aug 24, 2023
- Medicaid ID
- 0904721 OH
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Also registered at 1275 N High St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John Adesioye, MDPain Medicine (Anesthesiology) Physician1760551444
- Rachelle Cameron, PAPhysician Assistant1790727246
- Christopher Campbell, PTPhysical Therapist1801074216
- Rebecca Cavey, PAMedical Physician Assistant1801123211
- Samantha ChablePhysician Assistant1184501231
- Stewart Chase, MDDiagnostic Radiology Physician1619975133
Verify Frederick L. Tanzer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35058692Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average internal medicine physician in 2024
483 Medicare Part D claims for 176 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 53 claims were for opioids.
Most prescribed
- Amlodipine Besylate32 claims
- Atorvastatin Calcium23 claims
- Levetiracetam21 claims
- Oxycodone Hcl19 claims
- Pantoprazole Sodium17 claims
- Metoprolol Succinate16 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: $120.81
1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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.
Frederick L. Tanzer among 5,277 internal medicine physician records in Ohio
Frederick L. Tanzer, MD 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 fileNo · 65% of these records are
- Record last updated2023 · 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).
Internal Medicine Physician providers in Ohio
There are 5,277 internal medicine physician records in Ohio.
All 5,277 in Ohio → Every provider in Hillsboro → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Andrea Asimeng, MDHillsboro, OH 451331033679030
- Jeffrey Beery, M.D.Hillsboro, OH 451331104897594
- Sarah Castiglia, DOHillsboro, OH 451331518456821
- Diane Craig, MDHillsboro, OH 451331861450231
- Ana Balske, M.D.Loveland, OH 451401831301795
- Seref Bornovali, MDLoveland, OH 451401508862244
- Arthur Gendelman, M.DLoveland, OH 451401386777118
- Jodi Harvey, MDLoveland, OH 451401396708483
Common questions
What is Frederick L. Tanzer, MD's NPI number?
Frederick L. Tanzer, MD's National Provider Identifier (NPI) is 1750349023, issued on May 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Frederick L. Tanzer, MD located?
The NPPES record lists a practice address at 1275 N High St, Hillsboro, OH, 45133. Phone: (937) 393-6100. Providers update this record themselves, so call before visiting.
How can I verify Frederick L. Tanzer, MD's license?
NPPES lists Ohio license number 35058692, 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 Frederick L. Tanzer, MD prescribe under Medicare Part D?
In 2024, Frederick L. Tanzer, MD had 483 Medicare Part D claims for 176 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.