Maria Delie Ty Jumagdao-Sakai, M.D.
NPI 1205025996ActiveIndividual· Family Medicine, Geriatric Medicine· Gilroy, CA
Family Medicine, Geriatric Medicine (M.D.) with Bass Medical Group, practicing in Gilroy, California. Their prescriptions cost Medicare Part D more than their services did: $487,970 for 5,978 claims, against $191,808 paid for services in 2024. Exact Sciences Corporation reported $16.54 in payments in 2025, mostly food and beverage. Lists Good Samaritan Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1205025996 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Oct 17, 2007 |
| Last updated in NPPES | Feb 11, 2025 |
| Certified by provider | Feb 11, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine, Geriatric Medicine Primary | 207QG0300X | A96657 | 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 - Family Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 291 |
|---|---|
| Services billed | 1,897 across 32 procedure codes |
| Paid by Medicare | $191,808 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,978 · 12,353 30-day fills |
|---|---|
| Patients | 504 |
| Total drug cost | $487,970 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Family Practice |
| Secondary specialties | Geriatric Medicine |
| Telehealth | Offers telehealth |
Medical group
- Bass Medical GroupChico, CA · 291 clinicians
Hospital affiliations
- Good Samaritan HospitalSan Jose, CA
- Hazel Hawkins Memorial HospitalHollister, CA
- Santa Clara Valley Medical CenterSan Jose, CA
- Stanford Health CareStanford, CA
Other facilities
- Ascension Healthcare ServicesHome health agency · Campbell, CA
- Care MustHome health agency · San Jose, CA
Industry payments (Open Payments)
- 2025$16.54 · 1 payment from 1 company
- 2024$38.67 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $16.54 | 1 |
What the 2025 payments were for
- Food and Beverage$16.54 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records