Quick answers
- Does Andrey S. Sinelnikov accept Medicare assignment?
- Yes. Medicare's clinician data says Andrey S. Sinelnikov accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Andrey S. Sinelnikov see?
- In 2024, CMS data shows 2,959 Original Medicare patients and 6,348 services for Andrey S. Sinelnikov. This counts Original Medicare only and measures volume, not quality.
- What is Andrey S. Sinelnikov's NPI number?
- 1538455308. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Andrey S. Sinelnikov, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 2,959 |
|---|---|
| Services billed to Medicare | 6,348 |
| Different services or procedures | 131 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (Q9967)1,677 services
- Screening mammography (77067)739 services
- Screening 3d breast mammography (77063)738 services
- Ct scan of abdomen and pelvis with contrast (74177)302 services
- Ct scan of chest without contrast (71250)258 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure74%
- High cholesterol72%
- Arthritis49%
- Anxiety36%
- Depression33%
- Ischemic heart disease29%
Hospitals where Andrey S. Sinelnikov works
Medicare's Facility Affiliation Data lists Andrey S. Sinelnikov at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Baystate Franklin Medical CenterGreenfield, MA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 220016
- Baystate Medical CenterSpringfield, MA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 220077
- Baystate Noble HospitalWestfield, MA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 220065
- Baystate Wing HospitalPalmer, MA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 220030
- The Cooley Dickinson Hospital IncNorthampton, MA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 220015
Practice locations
Addresses where Andrey S. Sinelnikov is enrolled with Medicare (CMS data updated October 2, 2026).
- 113 Elm St, Suite 206Enfield, CT 06082 (860) 741‑2177
- 759 Chestnut StSpringfield, MA 01107 (413) 827‑7400
Group practices
Medicare enrollment lists Andrey S. Sinelnikov as a member of this group (CMS data updated October 2, 2026).
- Radiology and Imaging Inc59 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Enfield
Clinicians with the same Medicare primary specialty in Enfield, CT — not a recommendation.
Other clinicians in Radiology and Imaging Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2011 (15 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1538455308 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians