Doctor profile · Federal record
Dr. Joseph Cassilly, M.D.
Emergency Medicine Physician · York, PA
- NPI 1184859498
- 17 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1001 S George St
York, PA 174033676
(717) 851-2753
fax (717) 851-3020
Credentials & registration
- NPI registered
- May 2009 — 17 yrs on file
- Profile last updated
- February 3, 2022
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Pennsylvania #MT194779
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1184859498. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
305
Distinct HCPCS
3
Medicare allowed
$54,277
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 185 | 178 | $186 | |
99284 |
Emergency department visit with moderate level of medical decision making | 74 | 74 | $128 | |
99291 |
Critical care, first 30-74 minutes | 46 | 46 | $226 |
In context: peer comparison
Among 40 peers in York Emergency Medicine Physician, average services per provider: 101. This provider delivers 3.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
16
Patients
12
Total drug cost
$91
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone Hcl | Generic | 16 | 12 | $91 |
Frequently asked questions
What is Dr. Joseph Cassilly's medical specialty?
Dr. Joseph Cassilly practices Emergency Medicine Physician in York, PA.
Where does Dr. Joseph Cassilly practice?
Dr. Joseph Cassilly practices at 1001 S George St, York, PA 174033676. Office phone: 7178512753.
What is Dr. Joseph Cassilly's NPI?
Dr. Joseph Cassilly's National Provider Identifier (NPI) is 1184859498, issued by NPPES.
What procedures does Dr. Joseph Cassilly commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.