Harpreet Singh Grewal, M.D.
NPI 1700842697ActiveIndividual· Family Medicine, Adult Medicine· Tracy, CA
Family Medicine, Adult Medicine (M.D.) with Grewal Medical Associates Inc, practicing in Tracy, California. Their prescriptions cost Medicare Part D more than their services did: $468,100 for 5,772 claims, against $95,704 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 16 companies reporting payments in 2025, $773.48 in all, mostly food and beverage. Lists Doctors Hospital of Manteca and 1 other hospital as hospital affiliations.
Overview
| NPI | 1700842697 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 21, 2006 |
| Last updated in NPPES | Apr 1, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine, Adult Medicine Primary | 207QA0505X | A40558 | 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 - Family Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 214 |
|---|---|
| Services billed | 1,601 across 42 procedure codes |
| Paid by Medicare | $95,704 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,772 · 12,286 30-day fills |
|---|---|
| Patients | 391 |
| Total drug cost | $468,100 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1979 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Grewal Medical Associates IncTracy, CA · 2 clinicians
Hospital affiliations
- Doctors Hospital of MantecaManteca, CA
- Sutter Tracy Community HospitalTracy, CA
Other facilities
- Lifeguard Home HealthHome health agency · Pleasanton, CA
- Sutter Care at HomeHome health agency · Salida, CA
- Lifeguard Hospice Care, IncHospice · Pleasanton, CA
Industry payments (Open Payments)
- 2025$773.48 · 40 payments from 16 companies
- 2024$1,109 · 58 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $210.33 | 12 |
| Bayer Healthcare Pharmaceuticals Inc. | $102.80 | 5 |
| Lilly USA, LLC | $63.34 | 3 |
| Exact Sciences Corporation | $58.87 | 3 |
| Abbott Laboratories | $52.94 | 3 |
What the 2025 payments were for
- Food and Beverage$773.48 · 40 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Family Medicine, Adult Medicine providers in Tracy
- 1407897481
- 1780999110