Physician Profile
Aaron I. Karlen, M.D., J.D.
Unclaimed ProfileAbout Dr. Karlen
Based in Salem, OR, Aaron I. Karlen, M.D., J.D. is listed in the NPI registry under orthopaedic hand surgery. Aaron graduated from University of Hawaii John A. Burns School of Medicine in 2012. Aaron is also listed as specializing in student in an organized health care education program. Medicare claims data shows Aaron provided 491 services to 383 patients. The services billed most often include injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg, new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (503) 540-6300
- Email not available
Practice Locations
1600 STATE ST
Salem, OR 97301
5825 Shoreview Ln N
Keizer, OR 97303
Conditions Commonly Evaluated or Treated
Within Hand Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Arthritis & Joints
- Bone Spur on Finger
- Hand and Wrist Arthritis
- Hand Arthritis
- Kienbock's Disease
- Stiff Fingers
- Wrist sprain
Circulation
- Cold Sensitive Fingers and Toes
Congenital
- Extra or Webbed Fingers
Fractures & Injuries
- Black Toenail
- Boxer's Fracture
- Broken Scaphoid Bone
- Dislocated Finger
- Hand and finger fractures
- Jammed Finger
- Severed Finger
- Torn Thumb Ligament
- Wrist Cartilage Tear
- Wrist fracture
Infections
- Infected Finger
Injuries
- Boxer's Knuckle
- Crushed Hand Injury
- Foreign Object in Hand
- Hand Compartment Syndrome
- Jersey Finger
- Sprained Finger
Lumps & Bumps
- Bone Tumor in Hand
- Finger Cyst
Lumps & Masses
- Ganglion Cyst In Hand Or Wrist
- Hand Lump
Nails
- Nail Bed Injury
Nerves
- Carpal tunnel
- Cubital tunnel syndrome
- Cut Nerve in Hand
- Hand Neuroma
- Hand Numbness and Tingling
- Hand Weakness
- Pinched Nerve in Wrist
- Wrist Drop
Tendons
- De Quervain tenosynovitis
- Dupuytren's contracture
- Golfer's elbow
- Intersection Syndrome
- Mallet Finger
- Swan Neck Deformity
- Tennis elbow
- Torn Hand Tendon
- Trigger finger
Procedures & services
Bone surgery
- Ulnar Shortening Surgery
Cyst & Lump Removal
- Ganglion Cyst Removal
- Removal of a soft-tissue mass
Fracture Repair
- Boxer's Fracture Fixation
- Broken Finger Surgery
- Scaphoid Fracture Surgery
- Wrist fracture fixation
Injections
- Cortisone Shot for Finger
- Cortisone Shot for Wrist
- Xiaflex Injection for Dupuytren's
Injections & Therapy
- Custom Hand Splinting
- Hand therapy
- Mallet Finger Splinting
- PRP Shot for Wrist or Elbow
- Tendon Sheath Injection
Joint surgery
- Finger Bone Spur Removal
- Thumb Base Joint Replacement
Joint Surgery
- Finger Joint Fusion
- Finger Joint Replacement
- Thumb Arthritis Surgery
- Thumb Ligament Repair
- Wrist Arthroscopy
- Wrist Cartilage Repair
- Wrist Fusion
Minor procedures
- Finger Dislocation Reset
- Foreign Object Removal from Hand
Nail procedures
- Blood Under Toenail Drainage
- Nail Bed Repair
Nerve Surgery
- Carpal tunnel surgery
- Cubital tunnel decompression
- Nerve Repair Surgery
Nerve surgery
- Hand Neuroma Surgery
- Minimally Invasive Carpal Tunnel Release
Pain management
- Wrist Denervation Surgery
Tendon Surgery
- Dupuytren contracture surgery
- Tendon Repair Surgery
- Tendon Transfer Surgery
- Tennis Elbow Surgery
- Thumb Tendon Release
- Trigger finger release
Tendon surgery
- Jersey Finger Repair
- Tendon Scar Tissue Release
Trauma & Reconstruction
- Drainage of Finger Infection
- Extra Finger Removal
- Fingertip Reconstruction
- Severed Finger Reattachment
- Webbed Finger Separation
Wound repair
- Skin Graft for Hand Wound
Procedures Most Often Billed to Medicare
491 services · 383 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection into tendon or ligament | Procedure | 20550 |
31 | Less often than most peers in Orthopaedic Hand Surgery |
| Aspiration and/or injection of fluid from small joint | Procedure | 20600 |
15 | Less often than most peers in Orthopaedic Hand Surgery |
| Incision of tendon covering of finger | Procedure | 26055 |
14 | Less often than most peers in Orthopaedic Hand Surgery |
| X-ray of wrist, minimum of 3 views | Imaging | 73110 |
45 | Less often than most peers in Orthopaedic Hand Surgery |
| X-ray of hand, minimum of 3 views | Imaging | 73130 |
29 | Less often than most peers in Orthopaedic Hand Surgery |
| Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | Drug given | J0702 |
100 | Less often than most peers in Orthopaedic Hand Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
92 | More often than most peers in Orthopaedic Hand Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
79 | As often as other peers in Orthopaedic Hand Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
71 | Less often than most peers in Orthopaedic Hand Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
15 | Less often than most peers in Orthopaedic Hand Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other orthopaedic hand surgeons at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 17 related providers in 3 groups
Trained at University of Hawaii John A. Burns School of Medicine 1
Other providers in the same specialty who trained at the same institution.
Class of 2012 at University of Hawaii John A. Burns School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Injection into tendon or ligament 8
Providers in OR who bill this service to Medicare most often.
Common questions
What kind of doctor is Aaron I. Karlen, M.D.?
Aaron I. Karlen, M.D. is an orthopaedic hand surgeon in Salem, OR. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopaedic Hand Surgery”.
NPI registry
What is Aaron I. Karlen, M.D.'s address?
Aaron I. Karlen, M.D. is listed at 1600 State St, Salem, OR 97301. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Aaron I. Karlen, M.D.?
The number on file is (503) 540-6300. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Aaron I. Karlen, M.D.?
Aaron I. Karlen, M.D.'s National Provider Identifier is 1104184415. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Aaron I. Karlen, M.D. train?
Aaron I. Karlen, M.D. attended University of Hawaii John A. Burns School of Medicine, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Aaron I. Karlen, M.D. have?
Aaron I. Karlen, M.D. has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What procedures does Aaron I. Karlen, M.D. perform?
According to Medicare billing data, Aaron I. Karlen, M.D. performs procedures including injection into tendon or ligament, aspiration and/or injection of fluid from small joint and incision of tendon covering of finger; reads or performs imaging such as x-ray of wrist, minimum of 3 views and x-ray of hand, minimum of 3 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Aaron I. Karlen, M.D.'s profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Aaron I. Karlen, M.D.. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.