Katherine Stern, M.D.
NPI 1376074740ActiveIndividual· Surgery· Laguna Hills, CA
Surgery (M.D.) in Laguna Hills, California, trained at Irvine California College of Medicine (class of 2017). Part D covered 21 prescriptions written in 2024, 100% of them generic. Intuitive Surgical, Inc. was the largest of 6 companies reporting payments in 2025, $5,621 in all, mostly education.
Overview
| NPI | 1376074740 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 27, 2017 |
| Last updated in NPPES | Oct 21, 2025 |
| Certified by provider | Oct 21, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | A158145 | CA |
| Colon & Rectal Surgery | 208C00000X | A158145 | 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 - Colorectal Surgery (Proctology) (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 21 · 21 30-day fills |
|---|---|
| Patients | 14 |
| Total drug cost | $189.00 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Irvine California College of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Colorectal Surgery (Proctology) |
| Secondary specialties | General Surgery |
Medical group
- South Orange County Surgical Medical Group IncLaguna Hills, CA · 23 clinicians
Hospital affiliation
- Memorialcare Saddleback Medical CenterLaguna Hills, CA
Industry payments (Open Payments)
- 2025$5,621 · 25 payments from 6 companies
- 2024$193.79 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $5,106 | 16 |
| Boston Scientific Corporation | $198.57 | 4 |
| Guard Medical Inc. | $140.94 | 1 |
| Davol Inc. | $82.67 | 2 |
| Vertex Pharmaceuticals Incorporated | $60.00 | 1 |
What the 2025 payments were for
- Education$3,250 · 2 payments
- Travel and Lodging$1,725 · 10 payments
- Food and Beverage$646.04 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 20 general surgeons in Laguna Hills · All general surgeons in California