Deborah Chon, M.D.
NPI 1003173949ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Torrance, CA
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) in Torrance, California, trained at Rush Medical College of Rush University (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $307,890 for 1,562 claims, against $3,034 paid for services in 2024. Tandem Diabetes Care, Inc. was the largest of 2 companies reporting payments in 2025, $59.23 in all, mostly food and beverage.
Overview
| NPI | 1003173949 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 17, 2012 |
| Last updated in NPPES | Nov 30, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 12189893 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Endocrinology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 17 |
|---|---|
| Services billed | 86 across 9 procedure codes |
| Paid by Medicare | $3,034 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,562 · 4,261 30-day fills |
|---|---|
| Patients | 325 |
| Total drug cost | $307,890 |
| Generic share | 51% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Endocrinology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Hospital affiliation
- Kaiser Foundation Hospital - West laLos Angeles, CA
Industry payments (Open Payments)
- 2025$59.23 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tandem Diabetes Care, Inc. | $30.24 | 1 |
| Beta Bionics, Inc. | $28.99 | 1 |
What the 2025 payments were for
- Food and Beverage$59.23 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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