Elisa Park
NPI 1477931186ActiveIndividual· Internal Medicine· Montebello, CA
Internal Medicine with L A County Nephrology Associates A Medical Corporation and 1 other group, practicing in Montebello, California. Their prescriptions cost Medicare Part D more than their services did: $676,183 for 2,842 claims, against $9,410 paid for services in 2024. Amgen Inc. was the largest of 2 companies reporting payments in 2025, $30.66 in all, mostly food and beverage.
Overview
| NPI | 1477931186 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | May 13, 2015 |
| Last updated in NPPES | Aug 18, 2020 |
| Certified by provider | Aug 18, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 20A16443 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 32 |
|---|---|
| Services billed | 144 across 20 procedure codes |
| Paid by Medicare | $9,410 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,842 · 5,657 30-day fills |
|---|---|
| Patients | 437 |
| Total drug cost | $676,183 |
| Generic share | 70% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Nephrology |
| Telehealth | Offers telehealth |
Medical groups
- L A County Nephrology Associates A Medical CorporationMontebello, CA · 11 clinicians
- David D Sohn MD APCLos Angeles, CA · 2 clinicians
Industry payments (Open Payments)
- 2025$30.66 · 2 payments from 2 companies
- 2024$69.47 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $17.15 | 1 |
| Lilly USA, LLC | $13.51 | 1 |
What the 2025 payments were for
- Food and Beverage$30.66 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 35 internal medicine physicians in Montebello · All internal medicine physicians in California