Doctor profile · Federal record
Dr. Hilary Williamson
Physician Assistant · Physician Assistant · Dayton, OH
- NPI 1174061667
- 9 yrs on file
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
30 E Apple St Ste 1480
Dayton, OH 454092939
(937) 208-3220
fax (937) 208-3633 - Additional location
-
1 Childrens Plz
Dayton, OH 454041815
(937) 641-4000 - Mailing address
-
3170 Kettering Blvd Bldg B2
Moraine, OH 454391924
Credentials & registration
- NPI registered
- February 2017 — 9 yrs on file
- Profile last updated
- September 5, 2024
- Specialty taxonomy
- 363A00000X — NUCC code
- State licenses (2)
- Ohio #50.004989RX · Texas #PA13231
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1174061667. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
68
Distinct HCPCS
4
Medicare allowed
$11,360
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
33533 |
Coronary artery bypass using artery graft, 1 graft | 29 | 29 | $199 | |
33405 |
Replacement of aortic valve on heart-lung machine | 16 | 16 | $242 | |
33518 |
Coronary artery bypass using vein or artery graft, 2 grafts | 12 | 12 | $50 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 11 | 11 | $101 |
In context: peer comparison
Among 54 peers in Dayton Physician Assistant, average services per provider: 97. This provider delivers 0.7× the peer median.Open Payments
Industry payments received
All-time total
$472
Transactions
36
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Atricure, INC. | 35 | $456.10 | |
| Edwards Lifesciences Corporation | 1 | $16.19 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
79
Patients
40
Total drug cost
$342
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Rosuvastatin Calcium | Generic | 22 | 11 | $135 |
| Furosemide | Generic | 15 | 15 | $17 |
| Amlodipine Besylate | Generic | 14 | 0 | $55 |
| Metoprolol Tartrate | Generic | 14 | 0 | $89 |
| Oxycodone Hcl | Generic | 14 | 14 | $47 |
Frequently asked questions
What is Dr. Hilary Williamson's medical specialty?
Dr. Hilary Williamson practices Physician Assistant in Dayton, OH.
Where does Dr. Hilary Williamson practice?
Dr. Hilary Williamson practices at 30 E Apple St Ste 1480, Dayton, OH 454092939. Office phone: 9372083220.
What is Dr. Hilary Williamson's NPI?
Dr. Hilary Williamson's National Provider Identifier (NPI) is 1174061667, issued by NPPES.
What procedures does Dr. Hilary Williamson commonly perform?
Top Medicare-reported procedures in 2023: Coronary artery bypass using artery graft, 1 graft (HCPCS 33533); Replacement of aortic valve on heart-lung machine (HCPCS 33405); Coronary artery bypass using vein or artery graft, 2 grafts (HCPCS 33518). Source: CMS Medicare Physician & Other Practitioners file.