John Chatfield Hiserodt, M.D.
NPI 1235296864ActiveIndividual· Pathology, Cytopathology· Garden Grove, CA
Pathology, Cytopathology (M.D.) in Garden Grove, California, trained at University of California, Geffen School of Medicine (class of 1983). Medicare paid $6,129 for services to 37 patients in 2024.
Overview
| NPI | 1235296864 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 2, 2007 |
| Last updated in NPPES | Mar 13, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Cytopathology Primary | 207ZC0500X | G77372 | 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 | 37 |
|---|---|
| Services billed | 147 across 41 procedure codes |
| Paid by Medicare | $6,129 |
Education and affiliations
| Medical school | University of California, Geffen School of Medicine |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Pathology |
Medical group
- De la Paz Medical Centre IncAnaheim, CA · 2 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Pathology, Cytopathology providers in Garden Grove
- 1295768786