Stuart C. Seigel, MD
NPI 1073763983ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Laguna Niguel, CA
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) in Laguna Niguel, California, trained at Virginia Commonwealth University, School of Medicine (class of 2008). Their prescriptions cost Medicare Part D more than their services did: $582,807 for 1,395 claims, against $109,961 paid for services in 2024. Corcept Therapeutics reported $62.37 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1073763983 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 27, 2008 |
| Last updated in NPPES | Mar 17, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | A147395 | CA |
| Internal Medicine | 207R00000X | A147395 | CA |
| Internal Medicine, Endocrinology, Diabetes & Metabolism | 207RE0101X | MD60353269 | WA |
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 - Endocrinology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 385 |
|---|---|
| Services billed | 1,907 across 11 procedure codes |
| Paid by Medicare | $109,961 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,395 · 2,667 30-day fills |
|---|---|
| Patients | 252 |
| Total drug cost | $582,807 |
| Generic share | 33% of claims |
Education and affiliations
| Medical school | Virginia Commonwealth University, School of Medicine |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical group
- Telemedicine Group PCRoseville, CA · 100 clinicians
Hospital affiliation
- Pomona Valley Hospital Medical CenterPomona, CA
Industry payments (Open Payments)
- 2025$62.37 · 1 payment from 1 company
- 2024$265.59 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Corcept Therapeutics | $62.37 | 1 |
What the 2025 payments were for
- Food and Beverage$62.37 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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