Susan John, MD
Internal Medicine Physician · Lima, OH
Susan John, MD is an internal medicine physician with a practice address in Lima, Ohio, and NPI 1740787571, issued on Apr 9, 2018. Check the license (Ohio 35145166, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Susan John
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 35145166 OH
Self-reported in NPPES; status is on the state search - Practice location
- 730 W Market St, Lima, OH 45801
- Phone
- (419) 226-4602
- Enumerated
- Apr 9, 2018
- Record last updated
- Apr 29, 2022
- Fax
- (419) 226-4315
- Medicare enrollment
- Enrolled (PECOS I20220509001332); accepts Medicare assignment
- Medical or professional school
- Wayne State University School Of Medicine, 2018
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 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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Verify Susan John in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35145166Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
94 Medicare Part D claims for 38 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of 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 2 group practices
- Knd Development 59 LLCLima, OH
- Mercy Health Physicians Lima Specialty Care LLCLima, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Susan John among 5,277 internal medicine physician records in Ohio
Susan John, 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 2018, is newer than 78% of them.
- NPI issued2018 · 78% of these records are older, 19% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2018 · median 2006 among the 3,414 with a school on file
- Record last updated2022 · 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).
46 internal medicine physician records list a practice address in Lima
They are 46 of the 2,639 NPPES records with a practice address in Lima, and 5,277 internal medicine physician records in Ohio.
All 5,277 in Ohio → Every provider in Lima → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Ashruth Azad, MDLima, OH 458011942528013
- Pratap Balusu, MDLima, OH 458011083607519
- Eric Fisher, MDLima, OH 458011619925534
- Nadia GhallabLima, OH 458011003234394
- Yaser Hamwi, M.D.Lima, OH 458011114049475
- Kevin Hornbeck, DOLima, OH 458011366434268
- Hanna Kifetew, MDLima, OH 458011518031889
- Eric Kirschner, M.D.Lima, OH 458011295776888
Common questions
What is Susan John, MD's NPI number?
Susan John, MD's National Provider Identifier (NPI) is 1740787571, issued on Apr 9, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Susan John, MD located?
The NPPES record lists a practice address at 730 W Market St, Lima, OH, 45801. Phone: (419) 226-4602. Providers update this record themselves, so call before visiting.
How can I verify Susan John, MD's license?
NPPES lists Ohio license number 35145166, 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 Susan John, MD prescribe under Medicare Part D?
In 2024, Susan John, MD had 94 Medicare Part D claims for 38 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.