Stephanie Ott, PA
NPI 1730638651ActiveIndividual· Physician Assistant· Westfield, MA
Physician Assistant (PA) with Women's Health Associates of Western Ma Inc., practicing in Westfield, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $8,676 for 94 claims, against $4,103 paid for services in 2024. Astellas Pharma US Inc was the largest of 7 companies reporting payments in 2025, $536.66 in all, mostly food and beverage. Lists Baystate Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1730638651 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Oct 4, 2016 |
| Last updated in NPPES | May 25, 2023 |
| Certified by provider | May 25, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | — |
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 (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 50 |
|---|---|
| Services billed | 149 across 14 procedure codes |
| Paid by Medicare | $4,103 |
Part D prescriptions in 2024
| Prescriptions (claims) | 94 · 176 30-day fills |
|---|---|
| Patients | 60 |
| Total drug cost | $8,676 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Women's Health Associates of Western Ma Inc.Westfield, MA · 3 clinicians
Hospital affiliations
- Baystate Medical CenterSpringfield, MA
- Baystate Noble HospitalWestfield, MA
- Mercy Medical CtrSpringfield, MA
Industry payments (Open Payments)
- 2025$536.66 · 19 payments from 7 companies
- 2024$199.16 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $226.08 | 6 |
| Sumitomo Pharma America, Inc. | $85.54 | 3 |
| Exact Sciences Corporation | $69.87 | 3 |
| E.R. Squibb & Sons, L.L.C. | $50.76 | 2 |
| Exeltis, USA Inc. | $44.32 | 2 |
What the 2025 payments were for
- Food and Beverage$457.67 · 18 payments
- Education$78.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other physician assistants in Westfield
- 1073375184
- 1164285565
- 1265099485
- 1558994772
- 1053979443
- 1255856902
- 1295432862
- 1245041300
- 1811948532
- 1316806714
- 1316883614
- 1396619698
All 23 physician assistants in Westfield · All physician assistants in Massachusetts