Alexandra Santiago-Vazquez
NPI 1053623520ActiveIndividual· Internal Medicine, Infectious Disease· Sacramento, CA
Internal Medicine, Infectious Disease with Carolinas Physicians Network Inc, practicing in Sacramento, California. Their prescriptions cost Medicare Part D more than their services did: $203,025 for 376 claims, against $9,862 paid for services in 2024. Zimmer Biomet Holdings, Inc. reported $116.10 in payments in 2025, mostly food and beverage. Lists Atrium Health Pineville and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1053623520 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Jul 13, 2010 |
| Last updated in NPPES | Dec 26, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 151454 | CA |
| Internal Medicine, Infectious Disease | 207RI0200X | 020638 | PR |
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 - Infectious Disease (NC); Practitioner - Infectious Disease (PR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 70 |
|---|---|
| Services billed | 313 across 11 procedure codes |
| Paid by Medicare | $9,862 |
Part D prescriptions in 2024
| Prescriptions (claims) | 376 · 483 30-day fills |
|---|---|
| Patients | 77 |
| Total drug cost | $203,025 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Carolinas Physicians Network IncCharlotte, NC · 2,325 clinicians
Hospital affiliations
- Atrium Health PinevilleCharlotte, NC
- Atrium Health University CityCharlotte, NC
- Carolinas Medical Center/Behav HealthCharlotte, NC
Industry payments (Open Payments)
- 2025$116.10 · 1 payment from 1 company
- 2024$27.61 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zimmer Biomet Holdings, Inc. | $116.10 | 1 |
What the 2025 payments were for
- Food and Beverage$116.10 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 57 infectious disease specialists in Sacramento · All infectious disease specialists in California