Grant Barnett, MD
NPI 1497215974 · Internal Medicine Physician · Savannah, GA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grant Barnett, MD is a Internal Medicine Physician provider in Savannah, GA (NPI 1497215974).
Provider details
- NPI number
- 1497215974
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,057 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 461 | $111 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 297 | $74 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 147 | $107 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 111 | $163 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 41 | $123 |
Typical Medicare-allowed amounts for these services range $74–$163 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carvedilol | 27 | 13 |
| Metoprolol Succinate | 25 | 15 |
| Amlodipine Besylate | 21 | 13 |
| Atorvastatin Calcium | 15 | 11 |
| Furosemide | 15 | — |
| Losartan Potassium | 13 | — |
| Amiodarone Hcl | 12 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-03-21
- Last updated
- 2022-08-03
- Certified
- 2022-08-03
Frequently asked questions
- What is Grant Barnett's NPI number?
- Grant Barnett's National Provider Identifier (NPI) is 1497215974, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grant Barnett's specialty?
- Grant Barnett is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Grant Barnett located?
- Grant Barnett's practice location on file with NPPES is 5354 Reynolds St Ste 424, Savannah, GA 31405-6011.
- What is Grant Barnett's phone number?
- The practice phone number listed in the NPPES registry for Grant Barnett is (912) 819-5999.
- Does Grant Barnett accept Medicare?
- Grant Barnett is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Grant Barnett's NPI active?
- Yes — Grant Barnett's NPI (1497215974) is active in the NPPES registry as of the last update on 2022-08-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.