Molly Hallweaver, MD
NPI 1134655905ActiveIndividual· Emergency Medicine· Sacramento, CA
Emergency Medicine (MD) in Sacramento, California, trained at Tufts University School of Medicine (class of 2017). Mostly services rather than prescriptions: Medicare paid $29,311 for 270 patients in 2024, with only 26 Part D claims. Boston Scientific Corporation reported $107.37 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1134655905 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 11, 2017 |
| Last updated in NPPES | Oct 15, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | A159039 | CA |
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 - Emergency Medicine (CA); Practitioner - Emergency Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 270 |
|---|---|
| Services billed | 292 across 18 procedure codes |
| Paid by Medicare | $29,311 |
Part D prescriptions in 2024
| Prescriptions (claims) | 26 · 27 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $489.56 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Emergency Medicine |
Medical group
- Regents of the Univ of CaSacramento, CA · 1,584 clinicians
Hospital affiliation
- University of California Davis Medical CenterSacramento, CA
Industry payments (Open Payments)
- 2025$107.37 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $107.37 | 1 |
What the 2025 payments were for
- Food and Beverage$107.37 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 401 emergency medicine physicians in Sacramento · All emergency medicine physicians in California