Tiffany M. Chung
NPI 1922604289ActiveIndividual· Nurse Practitioner, Family· Monterey Park, CA
Nurse Practitioner, Family with Gem Medical Group Corporation, practicing in Monterey Park, California. 98 Medicare patients in 2024, $10,249 paid; nearly all of their 194 Part D prescriptions were generic (98%). Alkermes, Inc. was the largest of 6 companies reporting payments in 2025, $357.97 in all, mostly food and beverage.
Overview
| NPI | 1922604289 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Dec 10, 2020 |
| Last updated in NPPES | Mar 1, 2022 |
| Certified by provider | Mar 1, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 95016866 | CA |
| Registered Nurse, Emergency | 163WE0003X | 95139968 | CA |
| Nurse Practitioner | 363L00000X | 95016866 | 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 - Nurse Practitioner (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 98 |
|---|---|
| Services billed | 145 across 12 procedure codes |
| Paid by Medicare | $10,249 |
Part D prescriptions in 2024
| Prescriptions (claims) | 194 · 194 30-day fills |
|---|---|
| Patients | 136 |
| Total drug cost | $1,148 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Gem Medical Group CorporationSouth El Monte, CA · 57 clinicians
Industry payments (Open Payments)
- 2025$357.97 · 10 payments from 6 companies
- 2024$138.18 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alkermes, Inc. | $120.38 | 1 |
| Janssen Pharmaceuticals, Inc | $103.93 | 3 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $65.64 | 3 |
| Neurocrine Biosciences, Inc. | $34.08 | 1 |
| Axsome Therapeutics, Inc. | $19.56 | 1 |
What the 2025 payments were for
- Food and Beverage$357.97 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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