Nathan S. Chung, MD
NPI 1144249152ActiveIndividual· Surgery· Apple Valley, CA
Surgery (MD) in Apple Valley, California, trained at Medico Chirurgical College of Philadelphia (class of 1994). In 2024 Medicare paid $192,352 for 415 patients, and Part D covered 197 of their prescriptions, 87% of them generic. Organogenesis Inc. was the largest of 4 companies reporting payments in 2025, $1,214 in all, mostly food and beverage.
Overview
| NPI | 1144249152 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 19, 2006 |
| Last updated in NPPES | Jun 18, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | A60371 | 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 - General Surgery (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 415 |
|---|---|
| Services billed | 3,277 across 25 procedure codes |
| Paid by Medicare | $192,352 |
Part D prescriptions in 2024
| Prescriptions (claims) | 197 · 213 30-day fills |
|---|---|
| Patients | 125 |
| Total drug cost | $7,850 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Medico Chirurgical College of Philadelphia |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | General Surgery |
| Telehealth | Offers telehealth |
Hospital affiliations
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
- Uci Health-OrangeOrange, CA
Other facilities
- Hoag Home HealthHome health agency · Newport Beach, CA
- Hygieia Home Health IncHome health agency · Lakewood, CA
- Onoria Health Care Provider Inc Home Health and HoHome health agency · Montclair, CA
Industry payments (Open Payments)
- 2025$1,214 · 17 payments from 4 companies
- 2024$924.46 · 18 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Organogenesis Inc. | $899.52 | 13 |
| Smith+nephew, Inc. | $271.04 | 2 |
| Bsn Medical Inc | $24.38 | 1 |
| Convatec Inc. | $19.33 | 1 |
What the 2025 payments were for
- Food and Beverage$1,214 · 17 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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