Registry data as of Aug 27, 2026

John Baniewicz, MD

Internal Medicine Physician · Mentor, OH

John Baniewicz, MD is an internal medicine physician with a practice address in Mentor, Ohio, and NPI 1285740530, issued on Aug 21, 2006. Check the license (Ohio 35-058500, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1285740530
Name
John Baniewicz
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
35-058500 OH
Self-reported in NPPES; status is on the state search
Practice location
9485 Mentor Ave, Mentor, OH 44060
Phone
(440) 205-5835
Enumerated
Aug 21, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 9485 Mentor Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Stephen Baum, MDInternal Medicine Physician1396847307
  2. Heather Blair, R.PH.Oncology Pharmacist1740499151
  3. Patrick Boylan, MDPain Medicine (Physical Medicine & Rehabilitation) Physician1386669810
  4. Jacqueline Cerar, D.D.S.General Practice Dentistry1144283227
  5. Kerry Chemnitz, AAAnesthesiologist Assistant1699031294
  6. Laura Cifra-Bean, MDPediatrics Physician1720194046

Verify John Baniewicz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of Ohio
    Search for license 35-058500
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Ohio license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

3.3 times the Medicare Part D claims of the average internal medicine physician in 2024

9,210 Medicare Part D claims for 1,177 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 253 claims were for opioids.

  1. John Baniewicz9,210
  2. Specialty average2,785

Most prescribed

  1. Atorvastatin Calcium654 claims
  2. Amlodipine Besylate582 claims
  3. Levothyroxine Sodium462 claims
  4. Losartan Potassium426 claims
  5. Lisinopril388 claims
  6. Omeprazole342 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: $154.28

2 payments, mostly food and beverage; the largest payer was Inspire Medical Systems, Inc.. The 65,274 providers of this specialty with any payment received $2,536.66 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Baniewicz$154.28
  2. Specialty average$2,536.66

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Lake Hospital System, Inc.Mentor, OH

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

17 internal medicine physician records list a Mentor practice address

They are 17 of the 1,824 NPPES records with a Mentor practice address, and 5,995 internal medicine physician records in Ohio.

Other internal medicine physician records in Ohio

  1. Evan Abalos, D.O.Toledo, OH1194163089
  2. Teah Abashidze, M.D.Cleveland, OH1336179647
  3. Rami Abboud, MDLorain, OH1487854972
  4. Walid Abboud, MDCleveland, OH1245295559
  5. Moshrik Abd-Alamir, M.D.Toledo, OH1386879054
  6. Jason Abdallah, M.D.Cuyahoga Falls, OH1093071565
  7. Saaid Abdel-Ghani, M.D.Columbus, OH1598926529
  8. Mohammed Abdelaziz, MDDayton, OH1831326701
  9. Bahaa Abdelghaffar, MDCleveland, OH1265954275
  10. John Abdelnour, MDCleveland, OH1114656931

Common questions

What is John Baniewicz, MD's NPI number?

John Baniewicz, MD's National Provider Identifier (NPI) is 1285740530, issued on Aug 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Baniewicz, MD located?

The NPPES record lists a practice address at 9485 Mentor Ave, Mentor, OH, 44060. Phone: (440) 205-5835. Providers update this record themselves, so call before visiting.

How can I verify John Baniewicz, MD's license?

NPPES lists Ohio license number 35-058500, 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 John Baniewicz, MD prescribe under Medicare Part D?

In 2024, John Baniewicz, MD had 9,210 Medicare Part D claims for 1,177 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.