Irina Ivanovna Grimberg, MD
NPI 1144313198ActiveIndividual· Internal Medicine· Anchorage, AK
Opted out of Medicare from November 2014 to November 2026. Internal Medicine (MD) in Anchorage, Alaska, licensed in AK, with an NPI issued in October 2006. Part D covered 866 prescriptions written in 2024, 77% of them generic. Novo Nordisk Inc was the largest of 2 companies reporting payments in 2025, $234.25 in all, mostly food and beverage.
Overview
| NPI | 1144313198 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Oct 2, 2006 |
| Last updated in NPPES | Aug 12, 2026 |
| Certified by provider | Aug 12, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 5449 | AK |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Nov 18, 2014 – Nov 18, 2026 |
| Can order and refer | Yes |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Part D prescriptions in 2024
| Prescriptions (claims) | 866 · 2,229 30-day fills |
|---|---|
| Patients | 67 |
| Total drug cost | $614,806 |
| Generic share | 77% of claims |
Industry payments (Open Payments)
- 2025$234.25 · 7 payments from 2 companies
- 2024$308.92 · 12 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $166.02 | 6 |
| Astrazeneca Pharmaceuticals LP | $68.23 | 1 |
What the 2025 payments were for
- Food and Beverage$234.25 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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