Kalliopi Siziopikou, MD
NPI 1053395582ActiveIndividual· Pathology, Anatomic Pathology & Clinical Pathology· Tucson, AZ
Pathology, Anatomic Pathology & Clinical Pathology (MD) with Banner-University Medical Group, practicing in Tucson, Arizona. Medicare paid $23,551 for services to 153 patients in 2024. Astrazeneca Pharmaceuticals LP was the largest of 2 companies reporting payments in 2025, $6,411 in all, mostly consulting fees. Lists Banner - University Medical Center Tucson Campus as a hospital affiliation.
Overview
| NPI | 1053395582 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 29, 2005 |
| Last updated in NPPES | Jan 30, 2026 |
| Certified by provider | Jan 30, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology & Clinical Pathology Primary | 207ZP0102X | 78053 | AZ |
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 (AZ); Practitioner - Pathology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 153 |
|---|---|
| Services billed | 659 across 13 procedure codes |
| Paid by Medicare | $23,551 |
Education and affiliations
| Graduation year | 1985 |
|---|---|
| Medicare specialty | Pathology |
Medical group
- Banner-University Medical GroupTucson, AZ · 1,072 clinicians
Hospital affiliation
Industry payments (Open Payments)
- 2025$6,411 · 8 payments from 2 companies
- 2024$6,195 · 3 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $3,285 | 3 |
| Roche Molecular Systems, Inc. | $3,126 | 5 |
What the 2025 payments were for
- Consulting Fee$3,285 · 3 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$1,500 · 1 payment
- Education$850.00 · 1 payment
- Travel and Lodging$776.29 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other pathologists in Tucson
- 1003904020
- 1164510194
- 1205290996
- 1215907928
- 1235362146
- 1235579293
- 1295839405
- 1386644433
- 1477635381
- 1659481661
- 1669717815
- 1750622643