Serguei Melnitchouk, M.D.
NPI 1437176898 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Boston, MA
Enrolled with Medicare as Practitioner - Cardiac Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Serguei Melnitchouk, M.D. is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Boston, MA (NPI 1437176898).
Provider details
- NPI number
- 1437176898
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 228237 (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
19 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
181 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 | 48 | $181 |
| Radical Reconstruction of Mitral Valve on Heart-Lung Machine33427 | 45 | $2,226 |
| Replacement of Mitral Valve on Heart-Lung Machine33430 | 25 | $2,300 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 21 | $136 |
| Repair of Tricuspid Valve With Ring Insertion33464 | 16 | $1,489 |
| Extensive Destruction and Reconstruction of Right Upper Heart Chamber on Heart-Lung Machine33259 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$292 across 3 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
- 2006-07-15
- Last updated
- 2018-12-13
Frequently asked questions
- What is Serguei Melnitchouk's NPI number?
- Serguei Melnitchouk's National Provider Identifier (NPI) is 1437176898, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Serguei Melnitchouk's specialty?
- Serguei Melnitchouk is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Serguei Melnitchouk located?
- Serguei Melnitchouk's practice location on file with NPPES is 55 Fruit Street, Boston, MA 02114.
- What is Serguei Melnitchouk's phone number?
- The practice phone number listed in the NPPES registry for Serguei Melnitchouk is (617) 643-2031.
- Does Serguei Melnitchouk accept Medicare?
- Serguei Melnitchouk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Serguei Melnitchouk's NPI active?
- Yes — Serguei Melnitchouk's NPI (1437176898) is active in the NPPES registry as of the last update on 2018-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.