George Tolis, M.D.
NPI 1841272283 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Boston, MA
Enrolled with Medicare as Practitioner - Thoracic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
George Tolis, M.D. is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Boston, MA (NPI 1841272283).
Provider details
- NPI number
- 1841272283
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 224934 (NY)
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
8 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
236 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 66 | $176 |
| Harvest of Vein Using an Endoscope33508 | 48 | $16 |
| Coronary Artery Bypass Using Artery Graft, 1 Graft33533 | 39 | $1,755 |
| Coronary Artery Bypass Using Vein Or Artery Graft, 2 Grafts33518 | 23 | $409 |
| Coronary Artery Bypass Using Vein Or Artery Graft, 1 Graft33517 | 21 | $187 |
| Replacement of Aortic Valve on Heart-Lung Machine33405 | 14 | $1,808 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$900 across 1 record (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
Additional practice locations (7)
- 55 Fruit StCox 6 Suite 630Boston, MA 02114-2621Phone: (617) 643-9280Fax: (617) 726-5804
- 736 Cambridge St.Brighton, MA 02135Phone: (617) 789-2268
- 11 Nevins St.Suite 306Brighton, MA 02135Phone: (617) 789-2045Fax: (617) 779-6760
- 1 Pearl St.Suite 2000Brockton, MA 02301Phone: (508) 584-4104Fax: (508) 584-2053
- 235 N. Pearl St.Brockton, MA 02301Phone: (508) 427-3180
- 830 Oak StreetSuite 205wBrockton, MA 02301Phone: (508) 583-4440Fax: (508) 583-7401
- 60 East St.Suite 1400Methuen, MA 01844Phone: (617) 202-6001
Registry dates
- Enumerated
- 2005-11-18
- Last updated
- 2026-05-19
- Certified
- 2026-05-19
Frequently asked questions
- What is George Tolis's NPI number?
- George Tolis's National Provider Identifier (NPI) is 1841272283, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is George Tolis's specialty?
- George Tolis is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is George Tolis located?
- George Tolis's practice location on file with NPPES is 732 Harrison Ave, Fl 3 West, Boston, MA 02118.
- What is George Tolis's phone number?
- The practice phone number listed in the NPPES registry for George Tolis is (617) 638-7350.
- Does George Tolis accept Medicare?
- George Tolis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is George Tolis's NPI active?
- Yes — George Tolis's NPI (1841272283) is active in the NPPES registry as of the last update on 2026-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.