Mark A. Wasylenko, MD
NPI 1245207653ActiveIndividual· Pathology, Anatomic Pathology & Clinical Pathology· Glendale, AZ
Pathology, Anatomic Pathology & Clinical Pathology (MD) in Glendale, Arizona, trained at University of Missouri, Kansas City, School of Medicine (class of 1992). Medicare paid $43,578 for services to 435 patients in 2024. Daiichi Sankyo Inc. was the largest of 3 companies reporting payments in 2025, $1,919 in all, mostly consulting fees.
Overview
| NPI | 1245207653 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 3, 2006 |
| Last updated in NPPES | Aug 4, 2020 |
| Certified by provider | Aug 4, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology & Clinical Pathology Primary | 207ZP0102X | 32278 | AZ |
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 (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 435 |
|---|---|
| Services billed | 1,360 across 28 procedure codes |
| Paid by Medicare | $43,578 |
Education and affiliations
| Medical school | University of Missouri, Kansas City, School of Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Pathology |
Medical group
- Pathology Specialist of Arizona, LLPMesa, AZ · 71 clinicians
Hospital affiliations
- Banner - University Medical Center PhoenixPhoenix, AZ
- Banner Gateway Medical CenterGilbert, AZ
- Banner Thunderbird Medical CenterGlendale, AZ
Industry payments (Open Payments)
- 2025$1,919 · 4 payments from 3 companies
- 2024$42.56 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Daiichi Sankyo Inc. | $1,820 | 2 |
| Genzyme Corporation | $81.52 | 1 |
| Caris Mpi, Inc. | $17.34 | 1 |
What the 2025 payments were for
- Consulting Fee$1,820 · 2 payments
- Food and Beverage$98.86 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Pathology, Anatomic Pathology & Clinical Pathology providers in Glendale
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