Giovanna Sophia Manzano, MD
NPI 1376073528ActiveIndividual· Psychiatry & Neurology, Neurology· Orange, CA
Psychiatry & Neurology, Neurology (MD) with Brigham and Womens Physicians Organization Inc and 2 other groups, practicing in Orange, California. Their prescriptions cost Medicare Part D more than their services did: $881,356 for 538 claims, against $56,974 paid for services in 2024. Gilead Sciences, Inc. reported $2,800 in payments in 2025, mostly consulting fees. Lists Brigham and Women's Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1376073528 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 19, 2017 |
| Last updated in NPPES | Nov 18, 2025 |
| Certified by provider | Nov 18, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | A201544 | CA |
| Internal Medicine | 207R00000X | 271023 | MA |
| Psychiatry & Neurology, Neurology | 2084N0400X | 286625 | 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 - Neurology (CA); Practitioner - Neurology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 213 |
|---|---|
| Services billed | 563 across 17 procedure codes |
| Paid by Medicare | $56,974 |
Part D prescriptions in 2024
| Prescriptions (claims) | 538 · 850 30-day fills |
|---|---|
| Patients | 77 |
| Total drug cost | $881,356 |
| Generic share | 74% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical groups
- Brigham and Womens Physicians Organization IncBoston, MA · 2,994 clinicians
- The General Hospital CorporationBoston, MA · 1,267 clinicians
- Regents of the University of Claifornia Univ NeursciencesOrange, CA · 74 clinicians
Hospital affiliations
- Brigham and Women's HospitalBoston, MA
- Massachusetts Eye and Ear Infirmary -Boston, MA
- Massachusetts General HospitalBoston, MA
- Nantucket Cottage HospitalNantucket, MA
- Uci Health-OrangeOrange, CA
Industry payments (Open Payments)
- 2025$2,800 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $2,800 | 2 |
What the 2025 payments were for
- Consulting Fee$2,800 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 60 neurologists in Orange · All neurologists in California