James Lewis Zehnder, MD
NPI 1669508826ActiveIndividual· Pathology, Anatomic Pathology· Stanford, CA
Pathology, Anatomic Pathology (MD) in Stanford, California, trained at Tufts University School of Medicine (class of 1984). Medicare paid $66,428 for services to 1,144 patients in 2024. Novartis Pharmaceuticals Corporation was the largest of 2 companies reporting payments in 2024, $2,950 in all, mostly consulting fees.
Overview
| NPI | 1669508826 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 24, 2007 |
| Last updated in NPPES | Mar 13, 2024 |
| Certified by provider | Mar 13, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology Primary | 207ZP0101X | G56192 | CA |
| Internal Medicine, Hematology | 207RH0000X | G56192 | CA |
| Internal Medicine | 207R00000X | G56192 | CA |
| Pathology, Anatomic Pathology & Clinical Pathology | 207ZP0102X | G55192 | 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 - Pathology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,144 |
|---|---|
| Services billed | 1,554 across 7 procedure codes |
| Paid by Medicare | $66,428 |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Pathology |
| Secondary specialties | Hematology |
| Telehealth | Offers telehealth |
Medical group
- Stanford Health CareStanford, CA · 3,122 clinicians
Hospital affiliations
- Dominican HospitalSanta Cruz, CA
- Stanford Health CareStanford, CA
- Stanford Health Care Tri-ValleyPleasanton, CA
Industry payments (Open Payments)
- 2024$2,950 · 3 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $2,831 | 2 |
| Genzyme Corporation | $118.96 | 1 |
What the 2024 payments were for
- Consulting Fee$2,700 · 1 payment
- Food and Beverage$249.82 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 34 Pathology, Anatomic Pathology providers in Stanford · All Pathology, Anatomic Pathology providers in California