Maxim Bitunov, M.D.
NPI 1821430349ActiveIndividual· Internal Medicine· Pittsfield, MA
Internal Medicine (M.D.) with Berkshire Faculty Services Inc and 1 other group, practicing in Pittsfield, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $843,630 for 9,508 claims, against $214,615 paid for services in 2024. Lilly USA, LLC was the largest of 6 companies reporting payments in 2025, $893.85 in all, mostly food and beverage. Lists Berkshire Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1821430349 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 25, 2013 |
| Last updated in NPPES | Jul 20, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 256517 | 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 | 636 |
|---|---|
| Services billed | 3,231 across 26 procedure codes |
| Paid by Medicare | $214,615 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,508 · 18,450 30-day fills |
|---|---|
| Patients | 798 |
| Total drug cost | $843,630 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Berkshire Faculty Services IncPittsfield, MA · 276 clinicians
- Berkshire Medical Center IncPittsfield, MA · 203 clinicians
Hospital affiliations
- Berkshire Medical CenterPittsfield, MA
- Fairview HospitalGreat Barrington, MA
- Massachusetts General HospitalBoston, MA
- North Adams Regional Hospital CorporationNorth Adams, MA
Other facilities
- Amedisys Home Health CareHome health agency · Agawam, MA
- Berkshire Visiting Nurse AssociationHome health agency · Pittsfield, MA
- Centerwell Home HealthHome health agency · Pittsfield, MA
- Hospicecare in the BerkshiresHospice · Pittsfield, MA
Industry payments (Open Payments)
- 2025$893.85 · 17 payments from 6 companies
- 2024$299.14 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $330.34 | 5 |
| Abbvie Inc. | $182.04 | 8 |
| Neurocrine Biosciences, Inc. | $124.55 | 1 |
| Verona Pharma, Inc. | $123.64 | 1 |
| Glaxosmithkline, LLC. | $68.91 | 1 |
What the 2025 payments were for
- Food and Beverage$893.85 · 17 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 66 internal medicine physicians in Pittsfield · All internal medicine physicians in Massachusetts