Sukhpreet Singh Walia, M.D.
NPI 1316120157ActiveIndividual· Internal Medicine· Oxnard, CA
Internal Medicine (M.D.) with Santa Maria Gastroenterology Medical Group Inc., practicing in Oxnard, California. In 2024 Medicare paid $287,672 for 674 patients, and Part D covered 721 of their prescriptions, 82% of them generic. Abbvie Inc. was the largest of 18 companies reporting payments in 2025, $1,952 in all, mostly food and beverage. Lists Adventist Health Sierra Vista and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1316120157 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Dec 16, 2007 |
| Last updated in NPPES | Mar 12, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A100753 | 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 - Gastroenterology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 674 |
|---|---|
| Services billed | 2,689 across 54 procedure codes |
| Paid by Medicare | $287,672 |
Part D prescriptions in 2024
| Prescriptions (claims) | 721 · 992 30-day fills |
|---|---|
| Patients | 195 |
| Total drug cost | $217,007 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical group
- Santa Maria Gastroenterology Medical Group Inc.Santa Maria, CA · 22 clinicians
Hospital affiliations
- Adventist Health Sierra VistaSan Luis Obispo, CA
- Adventist Health Twin CitiesTempleton, CA
- French Hospital Medical CenterSan Luis Obispo, CA
- Marian Regional Medical CenterSanta Maria, CA
Industry payments (Open Payments)
- 2025$1,952 · 101 payments from 18 companies
- 2024$1,523 · 80 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $687.34 | 44 |
| Madrigal Pharmaceuticals | $553.95 | 25 |
| Aimmune Therapeutics, Inc. | $160.28 | 8 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $64.40 | 3 |
| Bard Peripheral Vascular, Inc. | $59.95 | 1 |
What the 2025 payments were for
- Food and Beverage$1,952 · 101 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 50 internal medicine physicians in Oxnard · All internal medicine physicians in California