Karen M. Hummel, MD
Internal Medicine Physician · Medina, OH
Karen M. Hummel, MD is an internal medicine physician with a practice address in Medina, Ohio, and NPI 1962508374, issued on Sep 15, 2006. Check the license (Ohio 35071126, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Karen M. Hummel
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 35071126 OH
Self-reported in NPPES; status is on the state search - Practice location
- 4001 Carrick Dr Ste 150, Medina, OH 44256
- Phone
- (330) 721-8500
- Enumerated
- Sep 15, 2006
- Record last updated
- Dec 2, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (330) 721-8510
- Medicaid ID
- 2118238 OH
- Medicare enrollment
- Enrolled (PECOS I20100309000369); accepts Medicare assignment
- Medical or professional school
- Northeastern Ohio University College Of Medicine, 1995
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Verify Karen M. Hummel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35071126Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46% more Medicare Part D claims than the average internal medicine physician in 2024
4,651 Medicare Part D claims for 318 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 63 claims were for opioids.
Most prescribed
- Atorvastatin Calcium369 claims
- Lisinopril266 claims
- Levothyroxine Sodium250 claims
- Losartan Potassium150 claims
- Amlodipine Besylate148 claims
- Metoprolol Succinate142 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: $235.61
15 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- University Primary Care Practices IncMedina, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen M. Hummel among 5,277 internal medicine physician records in Ohio
Karen M. Hummel, 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 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 55% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1995 · median 2006 among the 3,414 with a school on file
- Record last updated2020 · 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).
Internal Medicine Physician providers in Ohio
There are 5,277 internal medicine physician records in Ohio.
All 5,277 in Ohio → Every provider in Medina → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Brittany Cavanaugh, D.O.Medina, OH 442561629496674
- Alice Denton, M.D.Medina, OH 442561972613180
- Nathaniel Enders, M.D.Medina, OH 442561669748240
- Ayesha Erfan, MDMedina, OH 442561316029150
- Teresa Goebel, D.O.Medina, OH 442561700085545
- Yatish Goyal, M.D.Medina, OH 442561023297587
- Sushil Jain, MDMedina, OH 442561538147152
- Anand Khandelwal, M.D.Medina, OH 442561285629824
Common questions
What is Karen M. Hummel, MD's NPI number?
Karen M. Hummel, MD's National Provider Identifier (NPI) is 1962508374, issued on Sep 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karen M. Hummel, MD located?
The NPPES record lists a practice address at 4001 Carrick Dr Ste 150, Medina, OH, 44256. Phone: (330) 721-8500. Providers update this record themselves, so call before visiting.
How can I verify Karen M. Hummel, MD's license?
NPPES lists Ohio license number 35071126, 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 Karen M. Hummel, MD prescribe under Medicare Part D?
In 2024, Karen M. Hummel, MD had 4,651 Medicare Part D claims for 318 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.