Mary Anne Tran, D.O.
NPI 1144255019ActiveIndividual· Family Medicine· Garden Grove, CA
Family Medicine (D.O.) in Garden Grove, California, trained at Midwestern University, Chicago College of Osteopathic Med (class of 1995). Their prescriptions cost Medicare Part D more than their services did: $5,898,358 for 51,112 claims, against $703,820 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 27 companies reporting payments in 2025, $3,635 in all, mostly food and beverage.
Overview
| NPI | 1144255019 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | Jul 11, 2006 |
| Last updated in NPPES | Jun 8, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 20A6925 | 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 | 790 |
|---|---|
| Services billed | 12,805 across 54 procedure codes |
| Paid by Medicare | $703,820 |
Part D prescriptions in 2024
| Prescriptions (claims) | 51,112 · 85,026 30-day fills |
|---|---|
| Patients | 1,495 |
| Total drug cost | $5,898,358 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | Midwestern University, Chicago College of Osteopathic Med |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Family Practice |
Hospital affiliations
- Garden Grove Hospital & Medical CenterGarden Grove, CA
- Memorialcare Orange Coast Medical CenterFountain Valley, CA
- Uci Health-OrangeOrange, CA
Other facilities
- Alexus Home Healthcare, IncHome health agency · Long Beach, CA
- Alta Home Health Care Services, Inc.Home health agency · Garden Grove, CA
- Hoag Home HealthHome health agency · Newport Beach, CA
- Livingstone Home Health Services, IncHome health agency · Buena Park, CA
- Luly Home Health IncHome health agency · Fountain Valley, CA
- Best Golden Care Hospice, IncHospice · Fountain Valley, CA
- Standard Care Hospice IncHospice · Anaheim, CA
- Alta Gardens Care CenterNursing home · Garden Grove, CA
- Fountain Valley Post AcuteNursing home · Fountain Valley, CA
- Garden Grove Post AcuteNursing home · Garden Grove, CA
- Mission Palms Healthcare CenterNursing home · Westminster, CA
- Pacific Haven Subacute and Healthcare CenterNursing home · Garden Grove, CA
Industry payments (Open Payments)
- 2025$3,635 · 140 payments from 27 companies
- 2024$3,708 · 123 payments from 28 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $802.64 | 31 |
| Amgen Inc. | $337.94 | 9 |
| Glaxosmithkline, LLC. | $275.40 | 13 |
| Abbvie Inc. | $236.58 | 13 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $221.98 | 6 |
What the 2025 payments were for
- Food and Beverage$3,635 · 140 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 104 family medicine physicians in Garden Grove · All family medicine physicians in California