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Edit this profileWhere to find Clayton J. Carnahan, PA-C
- Portland location main office
11782 Sw Barnes Rd, Suite 300, Portland, OR 97225 - Beaverton location
14795 SW Murray Scholls Dr Ste 109, Beaverton, OR 97007
About Clayton Carnahan
Listed in the NPI registry as a physician assistant, Clayton J. Carnahan, PA-C practices in Portland, OR. Clayton is also listed as specializing in physician assistant — surgical. Medicare claims data shows Clayton provided 941 services to 480 patients. The services billed most often include injection, triamcinolone acetonide, not otherwise specified, 10 mg, aspiration and/or injection of fluid from large joint, and hyaluronan or derivative, orthovisc, for intra-articular injection, per dose. NPI 1700034907 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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) 214-5200
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
11782 SW BARNES RD SUITE 300
Portland, OR 97225
14795 SW Murray Scholls Dr Ste 109
Beaverton, OR 97007
Procedures Most Often Billed to Medicare
941 services · 480 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
125 | More often than most peers in Physician Assistant |
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
29 | As often as other peers in Physician Assistant |
| Replacement of thigh bone and hip joint with prosthesis | Procedure | 27130 |
21 | As often as other peers in Physician Assistant |
| X-ray of hip, 1 view | Imaging | 73501 |
60 | More often than most peers in Physician Assistant |
| X-ray of knee, 4 or more views | Imaging | 73564 |
41 | As often as other peers in Physician Assistant |
| X-ray of knee, 3 views | Imaging | 73562 |
22 | Less often than most peers in Physician Assistant |
| X-ray of both hips, 2 views | Imaging | 73521 |
15 | As often as other peers in Physician Assistant |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
368 | As often as other peers in Physician Assistant |
| Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose | Drug given | J7324 |
117 | More often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
47 | As often as other peers in Physician Assistant |
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 physician assistants at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
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 — 32 related providers in 4 groups
Other physician assistants in Portland 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2008 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from large joint 8
Providers in OR who bill this service to Medicare most often.
Common questions
What does Clayton J. Carnahan specialize in?
Clayton J. Carnahan is a physician assistant in Portland, OR. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Clayton J. Carnahan located?
Clayton J. Carnahan is listed at 11782 Sw Barnes Rd Suite 300, Portland, OR 97225. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Clayton J. Carnahan's phone number?
The number on file is (503) 214-5200. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Clayton J. Carnahan?
Clayton J. Carnahan's National Provider Identifier is 1700034907. 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 Clayton J. Carnahan train?
Clayton J. Carnahan attended Other, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Clayton J. Carnahan have?
Clayton J. Carnahan has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
What does Clayton J. Carnahan do most often?
According to Medicare billing data, Clayton J. Carnahan performs procedures including aspiration and/or injection of fluid from large joint, replacement of knee joint, both sides of knee and replacement of thigh bone and hip joint with prosthesis; reads or performs imaging such as x-ray of hip, 1 view and x-ray of knee, 4 or more views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Clayton J. Carnahan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Clayton J. Carnahan. If this is you, claiming it is free.
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