Barbara Adele Green-Santa Cruz, P.A-C
NPI 1881775088ActiveIndividual· Physician Assistant· Rancho Cucamonga, CA
Physician Assistant (P.A-C) with Ravinder Singh MD., Inc, practicing in Rancho Cucamonga, California. Part D covered 5,888 prescriptions written in 2024, 84% of them generic. Abbott Laboratories was the largest of 15 companies reporting payments in 2025, $1,756 in all, mostly food and beverage. Lists San Antonio Regional Hospital as a hospital affiliation.
Overview
| NPI | 1881775088 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | P.A-C |
| Sole proprietor | No |
| NPI issued | Oct 17, 2006 |
| Last updated in NPPES | Aug 17, 2026 |
| Certified by provider | Aug 17, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA11161 | 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 - Physician Assistant (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 5,888 · 11,610 30-day fills |
|---|---|
| Patients | 602 |
| Total drug cost | $647,253 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 1981 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Ravinder Singh MD., IncRancho Cucamonga, CA · 5 clinicians
Hospital affiliation
- San Antonio Regional HospitalUpland, CA
Industry payments (Open Payments)
- 2025$1,756 · 76 payments from 15 companies
- 2024$1,407 · 79 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $541.26 | 11 |
| Astrazeneca Pharmaceuticals LP | $243.07 | 23 |
| Novo Nordisk Inc | $204.53 | 4 |
| Lilly USA, LLC | $163.28 | 10 |
| Abbvie Inc. | $137.04 | 7 |
What the 2025 payments were for
- Food and Beverage$1,756 · 76 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 64 physician assistants in Rancho Cucamonga · All physician assistants in California