Doctor profile · Federal record
Dr. Aaron Karlen, M.D., J.D.
Orthopaedic Hand Surgery Physician (CMS: Hand Surgery) · Student in an Organized Health Care Education/Training Program · Salem, OR
- NPI 1104184415
- Accepts Medicare
- MIPS 66.8 / 100 · 2023
- 14 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1600 State St
Salem, OR 97301
(503) 540-6300 - Additional location
-
5825 Shoreview Ln N
Keizer, OR 973033978
(503) 540-6471
fax (503) 540-6404
Credentials & registration
- NPI registered
- April 2012 — 14 yrs on file
- Profile last updated
- June 10, 2019
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 207XS0106X — NUCC code
- State license (1)
- Oregon #MD187069
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1104184415. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
566
Distinct HCPCS
9
Medicare allowed
$53,387
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 124 | 86 | $122 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 102 | 102 | $160 | |
J0702 |
Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | 89 | 52 | $7 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 64 | 42 | $87 | |
73110 |
X-ray of wrist, minimum of 3 views | 57 | 29 | $38 | |
73130 |
X-ray of hand, minimum of 3 views | 47 | 30 | $36 | |
20550 |
Injection into tendon or ligament | 42 | 26 | $51 | |
20600 |
Aspiration and/or injection of fluid from small joint | 24 | 19 | $45 | |
29848 |
Release of wrist ligament using an endoscope | 17 | 15 | $513 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 59. This provider delivers 9.6× the peer median.Open Payments
Industry payments received
All-time total
$77
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Stryker Corporation | 2 | $77.18 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
272
Patients
164
Total drug cost
$2,933
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone Hcl | Generic | 95 | 42 | $989 |
| Diclofenac Sodium | Generic | 58 | 36 | $1,279 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 52 | 39 | $468 |
| Tramadol Hcl | Generic | 52 | 47 | $116 |
| Hydromorphone Hcl | Generic | 15 | 0 | $81 |
Frequently asked questions
What is Dr. Aaron Karlen's medical specialty?
Dr. Aaron Karlen practices Orthopaedic Hand Surgery Physician in Salem, OR.
Where does Dr. Aaron Karlen practice?
Dr. Aaron Karlen practices at 1600 State St, Salem, OR 97301. Office phone: 5035406300.
What is Dr. Aaron Karlen's NPI?
Dr. Aaron Karlen's National Provider Identifier (NPI) is 1104184415, issued by NPPES.
Does Dr. Aaron Karlen accept Medicare assignment?
Yes. Dr. Aaron Karlen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aaron Karlen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg (HCPCS J0702). Source: CMS Medicare Physician & Other Practitioners file.