Alexander J. Hembrey, PA-C
NPI 1497295125ActiveIndividual· Physician Assistant, Surgical· Crystal Lake, IL
Physician Assistant, Surgical (PA-C) with Northwestern Medical Faculty Foundation and 1 other group, practicing in Crystal Lake, Illinois. Mostly services rather than prescriptions: Medicare paid $3,964 for 36 patients in 2024, with only 37 Part D claims. Stryker Corporation reported $484.00 in payments in 2025, mostly food and beverage. Lists Northwestern Medicine McHenry as a hospital affiliation.
Overview
| NPI | 1497295125 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Feb 28, 2017 |
| Last updated in NPPES | Oct 19, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Surgical Primary | 363AS0400X | — | IL |
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 - Physician Assistant (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 36 |
|---|---|
| Services billed | 87 across 14 procedure codes |
| Paid by Medicare | $3,964 |
Part D prescriptions in 2024
| Prescriptions (claims) | 37 · 41 30-day fills |
|---|---|
| Patients | 19 |
| Total drug cost | $284.84 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical groups
- Northwestern Medical Faculty FoundationChicago, IL · 4,503 clinicians
- Central Dupage Physician GroupGeneva, IL · 1,080 clinicians
Hospital affiliation
- Northwestern Medicine McHenryMcHenry, IL
Industry payments (Open Payments)
- 2025$484.00 · 9 payments from 1 company
- 2024$418.52 · 5 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $484.00 | 9 |
What the 2025 payments were for
- Food and Beverage$484.00 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other surgical physician assistants in Crystal Lake
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- 1548519986