Sydney Yvonne Helwig, PA-C
NPI 1861155434ActiveIndividual· Physician Assistant· Tucson, AZ
Physician Assistant (PA-C) with Tmc Medical Network and 1 other group, practicing in Tucson, Arizona. Their prescriptions cost Medicare Part D more than their services did: $85,023 for 379 claims, against $31,236 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 17 companies reporting payments in 2025, $1,262 in all, mostly food and beverage. Lists Tucson Medical Center as a hospital affiliation.
Overview
| NPI | 1861155434 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Oct 20, 2021 |
| Last updated in NPPES | Jul 18, 2023 |
| Certified by provider | Jul 18, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 8851 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 140 |
|---|---|
| Services billed | 630 across 54 procedure codes |
| Paid by Medicare | $31,236 |
Part D prescriptions in 2024
| Prescriptions (claims) | 379 · 476 30-day fills |
|---|---|
| Patients | 91 |
| Total drug cost | $85,023 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Tmc Medical NetworkTucson, AZ · 281 clinicians
- TmconeGreen Valley, AZ · 96 clinicians
Hospital affiliation
- Tucson Medical CenterTucson, AZ
Industry payments (Open Payments)
- 2025$1,262 · 67 payments from 17 companies
- 2024$1,530 · 89 payments from 30 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $245.55 | 26 |
| Novartis Pharmaceuticals Corporation | $191.46 | 9 |
| Abbvie Inc. | $169.80 | 3 |
| Sobi, Inc | $97.90 | 4 |
| Glaxosmithkline, LLC. | $80.33 | 4 |
What the 2025 payments were for
- Food and Beverage$1,262 · 67 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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