Mary Elizabeth Koch, MD
Emergency Medicine Physician · Lima, OH
Mary Elizabeth Koch, MD is an emergency medicine physician with a practice address in Lima, Ohio, and NPI 1417453465, issued on Mar 30, 2018. Check the license (Ohio 35.142827, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Mary Elizabeth Koch
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 35.142827 OH
4301505606 MI
Self-reported in NPPES; status is on the state search - Practice location
- 730 W Market St, Lima, OH 45801
- Phone
- (419) 227-3361
- Enumerated
- Mar 30, 2018
- Record last updated
- Oct 11, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20211007000884); accepts Medicare assignment
- Medical or professional school
- Oakland Univ, William Beaumont School Of Medicine, 2018
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,002 in Ohio → Look up another NPI →
Also registered at 730 W Market St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Brandon AlbalatStudent in an Organized Health Care Education/Training Program1538798517
Verify Mary Elizabeth Koch in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35.142827Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average emergency medicine physician in 2024
149 Medicare Part D claims for 110 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 20 claims were for opioids.
Most prescribed
- Cephalexin16 claims
- Hydrocodone-Acetaminophen14 claims
- Prednisone13 claims
- Methocarbamol12 claims
- Ondansetron Odt12 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.
Bills Medicare through one group practice
- Henry Ford Health SystemDetroit, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Elizabeth Koch among 3,002 emergency medicine physician records in Ohio
Mary Elizabeth Koch, 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 2018, is newer than 76% of them.
- NPI issued2018 · 76% of these records are older, 19% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2018 · median 2013 among the 1,720 with a school on file
- Record last updated2021 · 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.
All 3,002 in Ohio → Every provider in Lima → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Seth Agiro, DOLima, OH 458011477819308
- Gary Beasley, DOLima, OH 458011518913334
- Jeffrey Boulter, MDLima, OH 458011609829035
- Stephanie Casey, MDLima, OH 458011063685329
- Jian Cui, MDLima, OH 458011639338940
- Kerry Forrestal, MDLima, OH 458011215981220
- Michael Humphrey, MDLima, OH 458011679511497
- John Meyer, D.C. D.O.Lima, OH 458011689740573
Common questions
What is Mary Elizabeth Koch, MD's NPI number?
Mary Elizabeth Koch, MD's National Provider Identifier (NPI) is 1417453465, issued on Mar 30, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Mary Elizabeth Koch, MD located?
The NPPES record lists a practice address at 730 W Market St, Lima, OH, 45801. Phone: (419) 227-3361. Providers update this record themselves, so call before visiting.
How can I verify Mary Elizabeth Koch, MD's license?
NPPES lists Ohio license number 35.142827, 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 Mary Elizabeth Koch, MD prescribe under Medicare Part D?
In 2024, Mary Elizabeth Koch, MD had 149 Medicare Part D claims for 110 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.