NPPES file of Aug 9, 2026

Charmaine M. Blair, M.D.

Internal Medicine Physician · Columbus, OH

Charmaine M. Blair, M.D. is an internal medicine physician with a practice address in Columbus, Ohio, and NPI 1740264647, issued on Dec 5, 2005. Check the license (Ohio 35-07-2434, 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
1740264647
Name
Charmaine M. Blair
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
35-07-2434 OH
Self-reported in NPPES; status is on the state search
Practice location
2489 Stelzer RD, Columbus, OH 43219
Phone
(614) 473-1300
Enumerated
Dec 5, 2005
Record last updated
Feb 22, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(614) 473-0722
Medicaid ID
2138458 OH
Medicare enrollment
Enrolled (PECOS I20050311000859); accepts Medicare assignment
Medical or professional school
Ohio State University College Of Medicine, 1994
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2489 Stelzer RD

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

  1. Apexa Trivedi, FNP-CNurse Practitioner1114632775
  2. Jamar Williams, M.D.Internal Medicine Physician1477537371

Verify Charmaine M. Blair 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 35-07-2434
    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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28% more Medicare Part D claims than the average internal medicine physician in 2024

4,076 Medicare Part D claims for 399 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 171 claims were for opioids.

  1. Charmaine Blair4,076
  2. Specialty average3,176

Most prescribed

  1. Amlodipine Besylate286 claims
  2. Atorvastatin Calcium176 claims
  3. Rosuvastatin Calcium173 claims
  4. Losartan Potassium143 claims
  5. Levothyroxine Sodium117 claims
  6. Tramadol Hcl96 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: $526.92

30 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. 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.

  1. Charmaine Blair$526.92
  2. Specialty average$1,303.06

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

  1. Central Ohio Primary Care Physicians, Inc.Columbus, OH

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Charmaine M. Blair among 5,277 internal medicine physician records in Ohio

Charmaine M. Blair, M.D. 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 87% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated1994 · median 2006 among the 3,414 with a school on file
  • Record last updated2011 · 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).

580 internal medicine physician records list a practice address in Columbus

They are 580 of the 36,491 NPPES records with a practice address in Columbus, and 5,277 internal medicine physician records in Ohio.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Christopher Churchill, D.O.Columbus, OH 432191619953296
  2. Zayn Copeland, M.D.Columbus, OH 432191902065147
  3. Eric GoldbergColumbus, OH 432191770842015
  4. Ashakiran Gurram, M.DColumbus, OH 432191992803902
  5. Sachidanandan Kanoor, MDColumbus, OH 432191821189424
  6. Jose Morel, MDColumbus, OH 432191952486573
  7. Link Murphy, MDColumbus, OH 432191346328606
  8. Edward Pollyea, MDColumbus, OH 432191831188846

Common questions

What is Charmaine M. Blair, M.D.'s NPI number?

Charmaine M. Blair, M.D.'s National Provider Identifier (NPI) is 1740264647, issued on Dec 5, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Charmaine M. Blair, M.D. located?

The NPPES record lists a practice address at 2489 Stelzer RD, Columbus, OH, 43219. Phone: (614) 473-1300. Providers update this record themselves, so call before visiting.

How can I verify Charmaine M. Blair, M.D.'s license?

NPPES lists Ohio license number 35-07-2434, 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 Charmaine M. Blair, M.D. prescribe under Medicare Part D?

In 2024, Charmaine M. Blair, M.D. had 4,076 Medicare Part D claims for 399 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.