Sarah Johnson, M.D.
NPI 1841451077 · Nephrology Physician · Athens, GA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Johnson, M.D. is a Nephrology Physician provider in Athens, GA (NPI 1841451077).
Provider details
- NPI number
- 1841451077
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 066124 (GA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
293 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 35 Minutes99232 | 134 | $78 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 64 | $96 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 40 | $129 |
| Hemodialysis Procedure With Physician Evaluation90935 | 35 | $70 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 20 | $65 |
Typical Medicare-allowed amounts for these services range $65–$129 (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 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Chlorthalidone | 63 | 30 |
| Losartan Potassium | 62 | 37 |
| Furosemide | 54 | 23 |
| Amlodipine Besylate | 54 | 24 |
| Carvedilol | 53 | 23 |
| Nifedipinebrand: Nifedipine Er | 51 | 24 |
| Dapagliflozin Propanediolbrand: Farxiga | 51 | 20 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-20
- Last updated
- 2014-12-02
Frequently asked questions
- What is Sarah Johnson's NPI number?
- Sarah Johnson's National Provider Identifier (NPI) is 1841451077, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Johnson's specialty?
- Sarah Johnson is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Sarah Johnson located?
- Sarah Johnson's practice location on file with NPPES is 1500 Oglethorpe Ave, Athens, GA 30606-2179.
- What is Sarah Johnson's phone number?
- The practice phone number listed in the NPPES registry for Sarah Johnson is (706) 546-7484.
- Does Sarah Johnson accept Medicare?
- Sarah Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Johnson's NPI active?
- Yes — Sarah Johnson's NPI (1841451077) is active in the NPPES registry as of the last update on 2014-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.