Calvin Geng, MD
NPI 1063096774 · Hospitalist Physician · Charlottesville, VA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Calvin Geng, MD is a Hospitalist Physician provider in Charlottesville, VA (NPI 1063096774).
Provider details
- NPI number
- 1063096774
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 0101281689 (VA)
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
5 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
102 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 | 59 | $114 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 43 | $166 |
Typical Medicare-allowed amounts for these services range $114–$166 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 16 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Omeprazole | 24 |
| Losartan Potassium | 23 |
| Dapagliflozin Propanediolbrand: Farxiga | 22 |
| Spironolactone | 18 |
| Cyclobenzaprine Hcl | 17 |
| Atorvastatin Calcium | 16 |
| Metformin Hcl | 16 |
| Carvedilol | 16 |
| Gabapentin | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-05-09
- Last updated
- 2024-07-10
- Certified
- 2024-07-10
Frequently asked questions
- What is Calvin Geng's NPI number?
- Calvin Geng's National Provider Identifier (NPI) is 1063096774, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Calvin Geng's specialty?
- Calvin Geng is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Calvin Geng located?
- Calvin Geng's practice location on file with NPPES is 1215 Lee St, Charlottesville, VA 22908-0816.
- What is Calvin Geng's phone number?
- The practice phone number listed in the NPPES registry for Calvin Geng is (434) 243-4288.
- Does Calvin Geng accept Medicare?
- Calvin Geng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Calvin Geng's NPI active?
- Yes — Calvin Geng's NPI (1063096774) is active in the NPPES registry as of the last update on 2024-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.