Doctor profile · Federal record
Dr. Aaron Johansen, MD
Emergency Medicine Physician · Oka Tamuning, GU
- NPI 1639226863
- MIPS 95.9 / 100 · 2023
- 19 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
850 Governor Carlos Camacho Road
Oka Tamuning, GU 969133128
(671) 647-2418
fax (671) 649-5508
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- July 8, 2007
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Guam #M001271
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639226863. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
121
Distinct HCPCS
3
Medicare allowed
$14,230
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 62 | 56 | $173 | |
99283 |
Emergency department visit with low level of medical decision making | 37 | 33 | $71 | |
99282 |
Emergency department visit with straightforward medical decision making | 22 | 22 | $41 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 40. This provider delivers 3.0× the peer median.Frequently asked questions
What is Dr. Aaron Johansen's medical specialty?
Dr. Aaron Johansen practices Emergency Medicine Physician in Oka Tamuning, GU.
Where does Dr. Aaron Johansen practice?
Dr. Aaron Johansen practices at 850 Governor Carlos Camacho Road, Oka Tamuning, GU 969133128. Office phone: 6716472418.
What is Dr. Aaron Johansen's NPI?
Dr. Aaron Johansen's National Provider Identifier (NPI) is 1639226863, issued by NPPES.
What procedures does Dr. Aaron Johansen commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with low level of medical decision making (HCPCS 99283); Emergency department visit with straightforward medical decision making (HCPCS 99282). Source: CMS Medicare Physician & Other Practitioners file.