Charles Phillip Callihan Jr., MD, PHD
NPI 1770932717ActiveIndividual· Anesthesiology· Stanford, CA
Anesthesiology (MD, PHD) in Stanford, California, trained at University of South Carolina School of Medicine (class of 2016). Medicare paid $20,164 for services to 85 patients in 2024.
Overview
| NPI | 1770932717 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, PHD |
| Sole proprietor | Yes |
| NPI issued | Jun 9, 2016 |
| Last updated in NPPES | Nov 3, 2025 |
| Certified by provider | Nov 3, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | A194497 | 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 - Anesthesiology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 85 |
|---|---|
| Services billed | 94 across 35 procedure codes |
| Paid by Medicare | $20,164 |
Education and affiliations
| Medical school | University of South Carolina School of Medicine |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Anesthesiology |
Medical group
- Stanford Health CareStanford, CA · 3,122 clinicians
Hospital affiliation
- Stanford Health CareStanford, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 400 anesthesiologists in Stanford · All anesthesiologists in California