Stephen Tracy Sigmund, MD
NPI 1700846607ActiveIndividual· Internal Medicine· Templeton, CA
Internal Medicine (MD) in Templeton, California, trained at State University of New York at Stony Brook, School of Medicine (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $473,245 for 4,039 claims, against $139,304 paid for services in 2024. Pfizer Inc. reported $22.68 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1700846607 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Mar 24, 2006 |
| Last updated in NPPES | Sep 23, 2024 |
| Certified by provider | Sep 23, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G72440 | 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 | 378 |
|---|---|
| Services billed | 1,670 across 20 procedure codes |
| Paid by Medicare | $139,304 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,039 · 10,430 30-day fills |
|---|---|
| Patients | 364 |
| Total drug cost | $473,245 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | State University of New York at Stony Brook, School of Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Internal Medicine |
Medical group
- David B. HammerTempleton, CA · 123 clinicians
Hospital affiliations
- Adventist Health Twin CitiesTempleton, CA
- French Hospital Medical CenterSan Luis Obispo, CA
Other facilities
- Central Coast Home Health IncHome health agency · San Luis Obispo, CA
Industry payments (Open Payments)
- 2025$22.68 · 1 payment from 1 company
- 2024$14.67 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $22.68 | 1 |
What the 2025 payments were for
- Food and Beverage$22.68 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 24 internal medicine physicians in Templeton · All internal medicine physicians in California