Doctor profile · Federal record
Dr. Aaron Ryoo, MD
Emergency Medicine Physician · Student in an Organized Health Care Education/Training Program · Brooklyn, NY
- NPI 1023549912
- 9 yrs on file
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
506 6Th St
Brooklyn, NY 112153609
(718) 780-5040 - Additional location
-
4802 10Th Ave, 4802 10Th Avenue
Brooklyn, NY 112192916
(718) 283-8000
Credentials & registration
- NPI registered
- March 2017 — 9 yrs on file
- Profile last updated
- June 8, 2020
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- New York #304545-01
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1023549912. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
292
Distinct HCPCS
6
Medicare allowed
$51,156
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 89 | 88 | $247 | |
99285 |
Emergency department visit with high level of medical decision making | 87 | 87 | $205 | |
99284 |
Emergency department visit with moderate level of medical decision making | 61 | 61 | $140 | |
99283 |
Emergency department visit with low level of medical decision making | 21 | 20 | $85 | |
76604 |
Ultrasound scan of chest | 17 | 17 | $31 | |
93308 |
Ultrasound of heart, follow-up | 17 | 17 | $27 |
In context: peer comparison
Among 223 peers in this city , average services per provider: 74. This provider delivers 3.9× the peer median.Frequently asked questions
What is Dr. Aaron Ryoo's medical specialty?
Dr. Aaron Ryoo practices Emergency Medicine Physician in Brooklyn, NY.
Where does Dr. Aaron Ryoo practice?
Dr. Aaron Ryoo practices at 506 6Th St, Brooklyn, NY 112153609. Office phone: 7187805040.
What is Dr. Aaron Ryoo's NPI?
Dr. Aaron Ryoo's National Provider Identifier (NPI) is 1023549912, issued by NPPES.
What procedures does Dr. Aaron Ryoo commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.