Doctor profile · Federal record
Dr. John Jun, M.D.
Anesthesiology Physician (CMS: Anesthesiology) · Anesthesiology Physician · Mc Lean, VA
- NPI 1639352628
- Accepts Medicare
- 20 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
8008 Westpark Dr, Kaiser Permanente Tysons Corner Medical Center
Mc Lean, VA 221023109
(703) 287-6400 - Mailing address
-
2101 E Jefferson St, Kaiser Permanente Medicare Enrollment
Rockville, MD 208524908
Credentials & registration
- NPI registered
- December 2007 — 19 yrs on file
- Profile last updated
- December 6, 2012
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 207L00000X — NUCC code
- State licenses (2)
- Virginia #0101252949 · Pennsylvania #MT189075
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639352628. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
197
Distinct HCPCS
9
Medicare allowed
$22,418
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00812 |
Anesthesia for exam of colon using an endoscope | 36 | 36 | $72 | |
00142 |
Anesthesia for lens surgery | 32 | 32 | $97 | |
01480 |
Anesthesia for other procedure on lower leg, ankle, and foot bones | 31 | 30 | $144 | |
00400 |
Anesthesia for other procedure on skin of arms, legs, and front body | 21 | 19 | $114 | |
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 21 | 21 | $95 | |
00811 |
Anesthesia for other procedure on large bowel using an endoscope | 15 | 15 | $86 | |
00320 |
Anesthesia for other procedure on neck area (1 year or older) | 14 | 14 | $152 | |
01844 |
Anesthesia for placement or revision of blood flow shunt | 14 | 14 | $212 | |
00140 |
Anesthesia for other procedure on eye | 13 | 13 | $112 |
In context: peer comparison
Among 3 peers in Mc Lean Anesthesiology Physician, average services per provider: 23. This provider delivers 8.6× the peer median.Open Payments
Industry payments received
All-time total
$29
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medline Industries Lp | 1 | $29.47 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. John Jun's medical specialty?
Dr. John Jun practices Anesthesiology Physician in Mc Lean, VA.
Where does Dr. John Jun practice?
Dr. John Jun practices at 8008 Westpark Dr, Mc Lean, VA 221023109. Office phone: 7032876400.
What is Dr. John Jun's NPI?
Dr. John Jun's National Provider Identifier (NPI) is 1639352628, issued by NPPES.
Does Dr. John Jun accept Medicare assignment?
Yes. Dr. John Jun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Jun commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for exam of colon using an endoscope (HCPCS 00812); Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on lower leg, ankle, and foot bones (HCPCS 01480). Source: CMS Medicare Physician & Other Practitioners file.