Charmaine Blair, M.D.
NPI 1740264647 · Internal Medicine Physician · Columbus, OH
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charmaine Blair, M.D. is a Internal Medicine Physician provider in Columbus, OH (NPI 1740264647).
Provider details
- NPI number
- 1740264647
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 35-07-2434 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,341 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 161 | $120 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 138 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 111 | $85 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 110 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 89 | $8 |
| Hemoglobin A1c Level83036 | 73 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 92 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 286 | 93 |
| Atorvastatin Calcium | 176 | 63 |
| Rosuvastatin Calcium | 173 | 65 |
| Losartan Potassium | 143 | 56 |
| Levothyroxine Sodium | 117 | 35 |
| Tramadol Hcl | 96 | 34 |
| Omeprazole |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$527 across 30 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-05
- Last updated
- 2011-02-22
Frequently asked questions
- What is Charmaine Blair's NPI number?
- Charmaine Blair's National Provider Identifier (NPI) is 1740264647, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charmaine Blair's specialty?
- Charmaine Blair is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charmaine Blair located?
- Charmaine Blair's practice location on file with NPPES is 2489 Stelzer Rd, Columbus, OH 43219-3129.
- What is Charmaine Blair's phone number?
- The practice phone number listed in the NPPES registry for Charmaine Blair is (614) 473-1300.
- Does Charmaine Blair accept Medicare?
- Charmaine Blair is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charmaine Blair's NPI active?
- Yes — Charmaine Blair's NPI (1740264647) is active in the NPPES registry as of the last update on 2011-02-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.