Doctor profile · Federal record
Dr. Leonard Chornock
Medical Physician Assistant · Rockville, MD
- NPI 1811912942
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9901 Medical Center Dr
Rockville, MD 208503357
(301) 279-6550 - Mailing address
-
Po Box 17564
Baltimore, MD 212971564
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- August 28, 2024
- Specialty taxonomy
- 363AM0700X — NUCC code
- State license (1)
- Maryland #C000854
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1811912942. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
117
Distinct HCPCS
3
Medicare allowed
$14,286
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 69 | 69 | $113 | |
99285 |
Emergency department visit with high level of medical decision making | 34 | 32 | $164 | |
99283 |
Emergency department visit with low level of medical decision making | 14 | 14 | $67 |
In context: peer comparison
Among 5 peers in Rockville Medical Physician Assistant, average services per provider: 73. This provider delivers 1.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
17
Patients
17
Total drug cost
$62
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ibuprofen | Generic | 17 | 17 | $62 |
Frequently asked questions
What is Dr. Leonard Chornock's medical specialty?
Dr. Leonard Chornock practices Medical Physician Assistant in Rockville, MD.
Where does Dr. Leonard Chornock practice?
Dr. Leonard Chornock practices at 9901 Medical Center Dr, Rockville, MD 208503357. Office phone: 3012796550.
What is Dr. Leonard Chornock's NPI?
Dr. Leonard Chornock's National Provider Identifier (NPI) is 1811912942, issued by NPPES.
What procedures does Dr. Leonard Chornock commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.