George Velmahos, MD PHD
NPI 1912966094 · Trauma Surgery Physician · Boston, MA
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
George Velmahos, MD PHD is a Trauma Surgery Physician provider in Boston, MA (NPI 1912966094).
Provider details
- NPI number
- 1912966094
- Entity type
- Individual
- Primary specialty
- Trauma Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 221346 (MA)
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 tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
426 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 167 | $51 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 73 | $82 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 39 | $136 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 34 | $69 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 29 | $86 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$138 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-20
- Last updated
- 2014-06-18
Frequently asked questions
- What is George Velmahos's NPI number?
- George Velmahos's National Provider Identifier (NPI) is 1912966094, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is George Velmahos's specialty?
- George Velmahos is listed in the NPPES registry with a primary specialty of Trauma Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is George Velmahos located?
- George Velmahos's practice location on file with NPPES is 165 Cambridge Street, Boston, MA 02114-2696.
- What is George Velmahos's phone number?
- The practice phone number listed in the NPPES registry for George Velmahos is (617) 726-9591.
- Does George Velmahos accept Medicare?
- George Velmahos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is George Velmahos's NPI active?
- Yes — George Velmahos's NPI (1912966094) is active in the NPPES registry as of the last update on 2014-06-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.