Roland Assi, M.D.
NPI 1184945800 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Cardiac Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roland Assi, M.D. is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in New Haven, CT (NPI 1184945800).
Provider details
- NPI number
- 1184945800
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 61919 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
110 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 a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 27 | $186 |
| Replacement of Aortic Valve Through the Skin and Femoral Artery33361 | 19 | $771 |
| Coronary Artery Bypass Using Artery Graft, 1 Graft33533 | 18 | $1,551 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 18 | $137 |
| Harvest of Vein Using an Endoscope33508 | 16 | $16 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 12 | $67 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,650 across 16 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
Additional practice locations (1)
- 3400 Spruce StPhiladelphia, PA 19104-4238Phone: (215) 662-6158
Registry dates
- Enumerated
- 2010-06-16
- Last updated
- 2019-09-25
Frequently asked questions
- What is Roland Assi's NPI number?
- Roland Assi's National Provider Identifier (NPI) is 1184945800, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roland Assi's specialty?
- Roland Assi is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Roland Assi located?
- Roland Assi's practice location on file with NPPES is 20 York St, New Haven, CT 06510-3220.
- What is Roland Assi's phone number?
- The practice phone number listed in the NPPES registry for Roland Assi is (203) 785-4888.
- Does Roland Assi accept Medicare?
- Roland Assi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roland Assi's NPI active?
- Yes — Roland Assi's NPI (1184945800) is active in the NPPES registry as of the last update on 2019-09-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.