Doctor profile · Federal record
Dr. Joon Yun, M.D.
Pulmonary Disease Physician · Critical Care Medicine (Internal Medicine) Physician · Portsmouth, VA
- NPI 1952387680
- 21 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
620 John Paul Jones Cir
Portsmouth, VA 237082111
(757) 953-2075
fax (757) 953-0832 - Mailing address
-
4205 White Acres CT
Virginia Beach, VA 234555648
Credentials & registration
- NPI registered
- December 2005 — 21 yrs on file
- Profile last updated
- September 15, 2017
- Specialty taxonomy
- 207RP1001X — NUCC code
- State license (1)
- Virginia #0101235221
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1952387680. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
167
Distinct HCPCS
3
Medicare allowed
$30,049
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 135 | 69 | $208 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 17 | 12 | $48 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 15 | 15 | $81 |
In context: peer comparison
Among 2 peers in Portsmouth Pulmonary Disease Physician, average services per provider: 48. This provider delivers 3.5× the peer median.Frequently asked questions
What is Dr. Joon Yun's medical specialty?
Dr. Joon Yun practices Pulmonary Disease Physician in Portsmouth, VA.
Where does Dr. Joon Yun practice?
Dr. Joon Yun practices at 620 John Paul Jones Cir, Portsmouth, VA 237082111. Office phone: 7579532075.
What is Dr. Joon Yun's NPI?
Dr. Joon Yun's National Provider Identifier (NPI) is 1952387680, issued by NPPES.
What procedures does Dr. Joon Yun commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221). Source: CMS Medicare Physician & Other Practitioners file.