Dimitre Sirakov, M.D.
NPI 1932332681ActiveIndividual· Internal Medicine· Lowell, MA
Internal Medicine (M.D.) with Riverside Medical Group PC, practicing in Lowell, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $1,332,291 for 16,427 claims, against $195,543 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 6 companies reporting payments in 2025, $263.33 in all, mostly food and beverage. Lists Brigham and Women Faulkner Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1932332681 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Aug 28, 2009 |
| Last updated in NPPES | Aug 28, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 241468 | MA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 557 |
|---|---|
| Services billed | 2,414 across 40 procedure codes |
| Paid by Medicare | $195,543 |
Part D prescriptions in 2024
| Prescriptions (claims) | 16,427 · 27,999 30-day fills |
|---|---|
| Patients | 926 |
| Total drug cost | $1,332,291 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Riverside Medical Group PCLowell, MA · 12 clinicians
Hospital affiliations
- Brigham and Women Faulkner HospitalJamaica Plain, MA
- Lowell General HospitalLowell, MA
Other facilities
- Amedisys Home HealthHome health agency · Portsmouth, NH
- Amedisys Home Health CareHome health agency · Wakefield, MA
- CaretendersHome health agency · Needham Heights, MA
- Pathways HealthcareHome health agency · Westwood, MA
- Tufts Medicine Care at HomeHome health agency · Lowell, MA
- Harborside Hospice of Massachusetts, LLCHospice · Haverhill, MA
- Tufts Medicine Care at HomeHospice · Lowell, MA
- Northeast Rehabilitation HospitalInpatient rehabilitation facility · Salem, NH
- Palm Springs Post AcuteNursing home · Chelmsford, MA
Industry payments (Open Payments)
- 2025$263.33 · 13 payments from 6 companies
- 2024$385.20 · 9 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $149.59 | 8 |
| Novo Nordisk Inc | $32.64 | 1 |
| Astrazeneca Pharmaceuticals LP | $24.36 | 1 |
| Abbott Laboratories | $21.30 | 1 |
| Pfizer Inc. | $21.16 | 1 |
What the 2025 payments were for
- Food and Beverage$263.33 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 76 internal medicine physicians in Lowell · All internal medicine physicians in Massachusetts