Konstantin Abramov, M.D.
NPI 1992854707ActiveIndividual· Internal Medicine, Nephrology· Worcester, MA
Internal Medicine, Nephrology (M.D.) with Umass Memorial Medical Group Inc, practicing in Worcester, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $409,406 for 1,143 claims, against $114,930 paid for services in 2024. Medtronic, Inc. was the largest of 2 companies reporting payments in 2025, $19.40 in all, mostly food and beverage. Lists Marlborough Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1992854707 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 10, 2007 |
| Last updated in NPPES | Nov 10, 2020 |
| Certified by provider | Nov 10, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 234655 | MA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nephrology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 385 |
|---|---|
| Services billed | 1,199 across 30 procedure codes |
| Paid by Medicare | $114,930 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,143 · 2,320 30-day fills |
|---|---|
| Patients | 189 |
| Total drug cost | $409,406 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Umass Memorial Medical Group IncWorcester, MA · 2,516 clinicians
Hospital affiliations
- Marlborough HospitalMarlborough, MA
- Milford Regional Medical CenterMilford, MA
- Umass Memorial Health - Harrington HospitalSouthbridge, MA
- Umass Memorial Healthalliance HospitalsLeominster, MA
- Umass Memorial Medical Center/University CampusWorcester, MA
Other facilities
- Davita Pdi WorcesterDialysis facility · Worcester, MA
- Fmc - Freedom Center of WorcesterDialysis facility · Worcester, MA
- Fmc South County Dialysis CenterDialysis facility · Webster, MA
Industry payments (Open Payments)
- 2025$19.40 · 2 payments from 2 companies
- 2024$2.66 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $17.74 | 1 |
| Travere Therapeutics, Inc. | $1.66 | 1 |
What the 2025 payments were for
- Food and Beverage$17.74 · 1 payment
- Education$1.66 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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