Doctor profile · Federal record
Dr. John Riordan, M.D.
Emergency Medicine Physician · Charlottesville, VA
- NPI 1093767642
- MIPS 79.4 / 100 · 2023
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1215 Lee St
Charlottesville, VA 229080001
(434) 924-2231
fax (434) 924-9295 - Mailing address
-
Po Box 9007
Charlottesville, VA 229069007
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- August 2, 2021
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Virginia #0101052643
- Medicaid
- VA #1093767642
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1093767642. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
300
Distinct HCPCS
5
Medicare allowed
$31,178
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 90 | 89 | $119 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 88 | 86 | $8 | |
99285 |
Emergency department visit with high level of medical decision making | 88 | 84 | $173 | |
99283 |
Emergency department visit with low level of medical decision making | 19 | 18 | $71 | |
99291 |
Critical care, first 30-74 minutes | 15 | 15 | $211 |
In context: peer comparison
Among 40 peers in Charlottesville Emergency Medicine Physician, average services per provider: 107. This provider delivers 2.8× the peer median.Frequently asked questions
What is Dr. John Riordan's medical specialty?
Dr. John Riordan practices Emergency Medicine Physician in Charlottesville, VA.
Where does Dr. John Riordan practice?
Dr. John Riordan practices at 1215 Lee St, Charlottesville, VA 229080001. Office phone: 4349242231.
What is Dr. John Riordan's NPI?
Dr. John Riordan's National Provider Identifier (NPI) is 1093767642, issued by NPPES.
What procedures does Dr. John Riordan commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.