Michael Comer, DO
Nephrology Physician · Chardon, OH
Michael Comer, DO is a nephrology physician with a practice address in Chardon, Ohio, and NPI 1962990424, issued on Apr 30, 2018. Check the license (Ohio 34.018096, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Michael Comer
- Credential
- DO
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 34.018096 OH
Self-reported in NPPES; status is on the state search - Practice location
- 13221 Ravenna RD Ste 12, Chardon, OH 44024
- Phone
- (440) 285-3055
- Enumerated
- Apr 30, 2018
- Record last updated
- Feb 10, 2026
- Fax
- (440) 285-6805
- Medicare enrollment
- Enrolled (PECOS I20230629002289); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 499 in Ohio → Look up another NPI →
Verify Michael Comer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 34.018096Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% fewer Medicare Part D claims than the average nephrology physician in 2024
872 Medicare Part D claims for 198 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Bumetanide111 claims
- Lisinopril69 claims
- Calcitriol60 claims
- Furosemide59 claims
- Jardiance58 claims
- Losartan Potassium45 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: $174.92
4 payments; by number, the most common kind was food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 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 3 group practices
- Kidney And Vascular Associates PCUtica, MI
- Partners IN Nephrology Care LtdShaker Heights, OH
- University Primary Care Practices IncChardon, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Comer among 499 nephrology physician records in Ohio
Michael Comer, DO is one of 499 nephrology physician records with a practice address in Ohio. 84% 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 92% of them.
- NPI issued2018 · 92% of these records are older, 6% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2018 · median 2002 among the 374 with a school on file
- Record last updated2026 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Ohio
There are 499 nephrology physician records in Ohio.
All 499 in Ohio → Every provider in Chardon → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Nissreen Elfadawy, MDChardon, OH 440241801226279
- Vincent Dennis, M.D.Chagrin Falls, OH 440221669620308
- Ahmed Fawzy, M.DElyria, OH 440351285664607
- Romeo Miclat, M.D.Elyria, OH 440351558346783
- Vivek Nadkarni, M.DElyria, OH 440351598791238
- Adedeji Sodeinde, M.D.Elyria, OH 440351982047205
- George Bescak, D.O.Amherst, OH 440011235102765
- Miriam Weiss, M.D.Mentor, OH 440601336230804
Common questions
What is Michael Comer, DO's NPI number?
Michael Comer, DO's National Provider Identifier (NPI) is 1962990424, issued on Apr 30, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Michael Comer, DO located?
The NPPES record lists a practice address at 13221 Ravenna RD Ste 12, Chardon, OH, 44024. Phone: (440) 285-3055. Providers update this record themselves, so call before visiting.
How can I verify Michael Comer, DO's license?
NPPES lists Ohio license number 34.018096, 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 Michael Comer, DO prescribe under Medicare Part D?
In 2024, Michael Comer, DO had 872 Medicare Part D claims for 198 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.