Brian Michael Morrissey, MD
NPI 1992780209ActiveIndividual· Internal Medicine, Pulmonary Disease· Sacramento, CA
Internal Medicine, Pulmonary Disease (MD) in Sacramento, California, trained at Saint Louis University School of Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $4,482,801 for 720 claims, against $54,580 paid for services in 2024. Insmed, Inc. was the largest of 2 companies reporting payments in 2025, $17,895 in all, mostly consulting fees.
Overview
| NPI | 1992780209 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 8, 2005 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | G079546 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 436 |
|---|---|
| Services billed | 1,125 across 40 procedure codes |
| Paid by Medicare | $54,580 |
Part D prescriptions in 2024
| Prescriptions (claims) | 720 · 865 30-day fills |
|---|---|
| Patients | 71 |
| Total drug cost | $4,482,801 |
| Generic share | 31% of claims |
Education and affiliations
| Medical school | Saint Louis University School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Critical Care (Intensivists), Pulmonary Disease |
| Telehealth | Offers telehealth |
Medical group
- Regents of the Univ of CaSacramento, CA · 1,584 clinicians
Hospital affiliations
- Enloe HealthChico, CA
- University of California Davis Medical CenterSacramento, CA
Industry payments (Open Payments)
- 2025$17,895 · 13 payments from 2 companies
- 2024$22,982 · 25 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Insmed, Inc. | $17,829 | 12 |
| Vertex Pharmaceuticals Incorporated | $66.05 | 1 |
What the 2025 payments were for
- Consulting Fee$16,096 · 2 payments
- Travel and Lodging$1,676 · 6 payments
- Food and Beverage$105.23 · 4 payments
- Education$17.38 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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