Registry data as of Aug 27, 2026

Daniel Mayer, DO

Internal Medicine Physician · Fairview Park, OH

Daniel Mayer, DO is an internal medicine physician with a practice address in Fairview Park, Ohio, and NPI 1386690170, issued on May 25, 2006. Check the license 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
1386690170
Name
Daniel Mayer
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
20455 Lorain RD, Fairview Park, OH 44126
Phone
(440) 333-4383
Enumerated
May 25, 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 20455 Lorain RD

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

  1. Ravisankar Bolla, MDCardiovascular Disease Physician1730156993
  2. Rhonda Conn, CNPAdult Health Nurse Practitioner1942256003
  3. Sarah Everett, PA-CSurgical Physician Assistant1164302766
  4. Ahmad Kilani, MDInternal Medicine Physician1912974387
  5. Marcello Mellino, MDCardiovascular Disease Physician1003862335
  6. Emad Nukta, MDCardiovascular Disease Physician1922051937

Verify Daniel Mayer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of OhioCheck 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.

94% fewer Medicare Part D claims than the average internal medicine physician in 2024

170 Medicare Part D claims for 81 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.

  1. Daniel Mayer170
  2. Specialty average2,785

Most prescribed

  1. Metoprolol Succinate11 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.

One hospital or facility affiliation

  1. Fairview HospitalCleveland, OH · Acute Care Hospitals5 of 5 stars

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.

7 internal medicine physician records list a Fairview Park practice address

They are 7 of the 243 NPPES records with a Fairview Park 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 Daniel Mayer, DO's NPI number?

Daniel Mayer, DO's National Provider Identifier (NPI) is 1386690170, issued on May 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Daniel Mayer, DO located?

The NPPES record lists a practice address at 20455 Lorain RD, Fairview Park, OH, 44126. Phone: (440) 333-4383. Providers update this record themselves, so call before visiting.

How can I verify Daniel Mayer, DO's license?

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 Daniel Mayer, DO prescribe under Medicare Part D?

In 2024, Daniel Mayer, DO had 170 Medicare Part D claims for 81 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.