Karl Gaal, MD
NPI 1710943543ActiveIndividual· Pathology, Hematology· Duarte, CA
Pathology, Hematology (MD) in Duarte, California, trained at University of California, Davis School of Medicine (class of 1994). Medicare paid $112,876 for services to 781 patients in 2024.
Overview
| NPI | 1710943543 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 21, 2006 |
| Last updated in NPPES | Dec 14, 2020 |
| Certified by provider | Dec 14, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Hematology Primary | 207ZH0000X | A60183 | CA |
| Pathology, Anatomic Pathology & Clinical Pathology | 207ZP0102X | A60183 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 781 |
|---|---|
| Services billed | 4,012 across 26 procedure codes |
| Paid by Medicare | $112,876 |
Education and affiliations
| Medical school | University of California, Davis School of Medicine |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Pathology |
Medical group
- City of Hope Medical FoundationDuarte, CA · 982 clinicians
Hospital affiliations
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
- Providence Mission HospitalMission Viejo, CA
- Uc San Diego Health Hillcrest - Hillcrest Med CtrSan Diego, CA
- Uci Health-OrangeOrange, 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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