Thomas Johnson, MD
NPI 1639674922 · Geriatric Medicine (Internal Medicine) Physician · Aurora, CO
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Johnson, MD is a Geriatric Medicine (Internal Medicine) Physician provider in Aurora, CO (NPI 1639674922).
Provider details
- NPI number
- 1639674922
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- DR.0066669 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
786 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 202 | $16 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 138 | $111 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 129 | $16 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 83 | $113 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 196 | 57 |
| Atorvastatin Calcium | 163 | 52 |
| Amlodipine Besylate | 131 | 46 |
| Losartan Potassium | 121 | 41 |
| Rosuvastatin Calcium | 114 | 36 |
| Apixabanbrand: Eliquis | 87 | 29 |
Practice location
Mailing address
Additional practice locations (1)
- 13001 E. 17th PlaceAurora, CO 80045-2581Phone: (303) 724-1792
Registry dates
- Enumerated
- 2018-03-28
- Last updated
- 2023-06-05
- Certified
- 2023-06-05
Frequently asked questions
- What is Thomas Johnson's NPI number?
- Thomas Johnson's National Provider Identifier (NPI) is 1639674922, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Johnson's specialty?
- Thomas Johnson is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Johnson located?
- Thomas Johnson's practice location on file with NPPES is 1635 Aurora Ct, Aurora, CO 80045-2541.
- What is Thomas Johnson's phone number?
- The practice phone number listed in the NPPES registry for Thomas Johnson is (720) 848-0000.
- Does Thomas Johnson accept Medicare?
- Thomas Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Johnson's NPI active?
- Yes — Thomas Johnson's NPI (1639674922) is active in the NPPES registry as of the last update on 2023-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.