NPPES file of Aug 9, 2026

Marshall Donald Leithead, MD

Emergency Medicine Physician · Lima, OH

Marshall Donald Leithead, MD is an emergency medicine physician with a practice address in Lima, Ohio, and NPI 1114619608, issued on May 23, 2023. Check the license (Ohio 57.255634, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1114619608
Name
Marshall Donald Leithead
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
57.255634 OH
Self-reported in NPPES; status is on the state search
Practice location
730 W Market St, Lima, OH 45801
Phone
(512) 608-7817
Enumerated
May 23, 2023
Record last updated
Dec 13, 2025
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 730 W Market St

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

  1. Abdalla Abdalla, MDEmergency Medicine Physician1952046682
  2. Zoheir Abdelbaki, MDNuclear Cardiology Physician1396818571
  3. Seth Agiro, DOEmergency Medicine Physician1477819308
  4. Syed Ahmed, MDInternal Medicine Physician1730829458
  5. Mariam Alam, DOStudent in an Organized Health Care Education/Training Program1306739529
  6. Brandon AlbalatStudent in an Organized Health Care Education/Training Program1538798517

Verify Marshall Donald Leithead 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 57.255634
    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.

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70% fewer Medicare Part D claims than the average emergency medicine physician in 2024

68 Medicare Part D claims for 56 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Marshall Leithead68
  2. Specialty average226

Most prescribed

  1. Cephalexin12 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.

Marshall Donald Leithead among 3,002 emergency medicine physician records in Ohio

Marshall Donald Leithead, MD is one of 3,002 emergency medicine physician records with a practice address in Ohio. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 96% of them.

  • NPI issued2023 · 96% of these records are older, 2% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2025 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

37 emergency medicine physician records list a practice address in Lima

They are 37 of the 2,639 NPPES records with a practice address in Lima, and 3,002 emergency medicine physician records in Ohio.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Seth Agiro, DOLima, OH 458011477819308
  2. Gary Beasley, DOLima, OH 458011518913334
  3. Jeffrey Boulter, MDLima, OH 458011609829035
  4. Stephanie Casey, MDLima, OH 458011063685329
  5. Jian Cui, MDLima, OH 458011639338940
  6. Kerry Forrestal, MDLima, OH 458011215981220
  7. Michael Humphrey, MDLima, OH 458011679511497
  8. John Meyer, D.C. D.O.Lima, OH 458011689740573

Common questions

What is Marshall Donald Leithead, MD's NPI number?

Marshall Donald Leithead, MD's National Provider Identifier (NPI) is 1114619608, issued on May 23, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Marshall Donald Leithead, MD located?

The NPPES record lists a practice address at 730 W Market St, Lima, OH, 45801. Phone: (512) 608-7817. Providers update this record themselves, so call before visiting.

How can I verify Marshall Donald Leithead, MD's license?

NPPES lists Ohio license number 57.255634, 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 Marshall Donald Leithead, MD prescribe under Medicare Part D?

In 2024, Marshall Donald Leithead, MD had 68 Medicare Part D claims for 56 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.