Yoo Jin T. Chong, M.D
NPI 1831124650ActiveIndividual· Internal Medicine· Carlsbad, CA
Internal Medicine (M.D) in Carlsbad, California, trained at University of Southern California Keck School of Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $978,174 for 12,066 claims, against $39,099 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 15 companies reporting payments in 2025, $1,896 in all, mostly food and beverage.
Overview
| NPI | 1831124650 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Jul 11, 2006 |
| Last updated in NPPES | Jan 5, 2024 |
| Certified by provider | Jan 5, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G86822 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 162 |
|---|---|
| Services billed | 481 across 27 procedure codes |
| Paid by Medicare | $39,099 |
Part D prescriptions in 2024
| Prescriptions (claims) | 12,066 · 28,721 30-day fills |
|---|---|
| Patients | 1,087 |
| Total drug cost | $978,174 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Southern California Keck School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Internal Medicine |
Medical group
- Well Being Health, IncCarlsbad, CA · 2 clinicians
Industry payments (Open Payments)
- 2025$1,896 · 76 payments from 15 companies
- 2024$972.04 · 44 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $569.62 | 34 |
| Abbvie Inc. | $330.02 | 10 |
| Glaxosmithkline, LLC. | $242.14 | 7 |
| Janssen Pharmaceuticals, Inc | $142.70 | 5 |
| Abbott Laboratories | $121.18 | 1 |
What the 2025 payments were for
- Food and Beverage$1,896 · 76 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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