Ali Hassani, MD
NPI 1487818373ActiveIndividual· Internal Medicine· Vacaville, CA
Internal Medicine (MD) with Northbay Physicians Surgery Center, LLC and 1 other group, practicing in Vacaville, California. Their prescriptions cost Medicare Part D more than their services did: $487,361 for 4,583 claims, against $151,464 paid for services in 2024. Novo Nordisk Inc reported $136.22 in payments in 2025, mostly food and beverage. Lists Northbay Medical Center as a hospital affiliation.
Overview
| NPI | 1487818373 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 10, 2008 |
| Last updated in NPPES | Dec 11, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 4301093082 | MI |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 355 |
|---|---|
| Services billed | 1,818 across 38 procedure codes |
| Paid by Medicare | $151,464 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,583 · 10,949 30-day fills |
|---|---|
| Patients | 386 |
| Total drug cost | $487,361 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Northbay Physicians Surgery Center, LLCFairfield, CA · 324 clinicians
- Northbay Health Medical FoundationFairfield, CA · 213 clinicians
Hospital affiliation
- Northbay Medical CenterFairfield, CA
Other facilities
- Accentcare Home Health of California, IncHome health agency · San Ramon, CA
- Angelcare Home Health Services, LLCHome health agency · Milpitas, CA
- Ascension Healthcare ServicesHome health agency · Campbell, CA
- Healthflex Home Health ServicesHome health agency · Oakland, CA
Industry payments (Open Payments)
- 2025$136.22 · 3 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $136.22 | 3 |
What the 2025 payments were for
- Food and Beverage$136.22 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 54 internal medicine physicians in Vacaville · All internal medicine physicians in California