Erin Elizabeth Chojnacki, PA-C
NPI 1225556574ActiveIndividual· Physician Assistant· Denver, CO
Physician Assistant (PA-C) with Portercare Adventist Health System, practicing in Denver, Colorado. 146 Medicare patients in 2024, $21,499 paid; nearly all of their 303 Part D prescriptions were generic (97%). Boston Scientific Corporation was the largest of 2 companies reporting payments in 2025, $230.94 in all, mostly food and beverage. Lists Adventhealth Castle Rock and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1225556574 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Sep 7, 2017 |
| Last updated in NPPES | Nov 17, 2022 |
| Certified by provider | Nov 17, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 54727 | — |
| Physician Assistant, Surgical | 363AS0400X | PA.0005530 | CO |
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 (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 146 |
|---|---|
| Services billed | 250 across 32 procedure codes |
| Paid by Medicare | $21,499 |
Part D prescriptions in 2024
| Prescriptions (claims) | 303 · 315 30-day fills |
|---|---|
| Patients | 108 |
| Total drug cost | $5,522 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Portercare Adventist Health SystemDenver, CO · 774 clinicians
Hospital affiliations
- Adventhealth Castle RockCastle Rock, CO
- Adventhealth LittletonLittleton, CO
- Adventhealth ParkerParker, CO
- Adventhealth PorterDenver, CO
Industry payments (Open Payments)
- 2025$230.94 · 5 payments from 2 companies
- 2024$451.79 · 8 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $206.35 | 4 |
| Globus Medical, Inc. | $24.59 | 1 |
What the 2025 payments were for
- Food and Beverage$230.94 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 548 physician assistants in Denver · All physician assistants in Colorado