George Lyon, M.D.
NPI 1205931631 · Infectious Disease Physician · Atlanta, GA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
George Lyon, M.D. is a Infectious Disease Physician provider in Atlanta, GA (NPI 1205931631).
Provider details
- NPI number
- 1205931631
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 053067 (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
19 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
152 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 | 78 | $117 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 21 | $77 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 21 | $165 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 16 | $62 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 16 | $84 |
Typical Medicare-allowed amounts for these services range $62–$165 (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 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Abacavir/Dolutegravir/Lamivudibrand: Triumeq | 64 | — |
| Methenamine Hippurate | 58 | 20 |
| Gentamicin Sulfate | 51 | — |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 50 | — |
| Doxycycline Hyclate | 28 | — |
| Ceftazidime | 24 | — |
| Efavirenz/Emtricit/Tenofovr Dfbrand: Efavirenz-Emtric-Tenofov Disop | 24 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is George Lyon's NPI number?
- George Lyon's National Provider Identifier (NPI) is 1205931631, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is George Lyon's specialty?
- George Lyon is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is George Lyon located?
- George Lyon's practice location on file with NPPES is 550 Peachtree St Ne, Atlanta, GA 30308-2247.
- What is George Lyon's phone number?
- The practice phone number listed in the NPPES registry for George Lyon is (404) 686-8114.
- Does George Lyon accept Medicare?
- George Lyon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is George Lyon's NPI active?
- Yes — George Lyon's NPI (1205931631) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.