Provider Profile
Stacey A. Williamson, PA-C
Unclaimed ProfileAbout Stacey Williamson
Stacey A. Williamson, PA-C is a physician assistant based in Tigard, OR. Medicare claims data shows Stacey provided 676 services to 521 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, blood glucose (sugar) test performed by hand-held instrument, and hemoglobin a1c level.
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) 216-9200
- Email not available
Practice Locations
12442 SW SCHOLLS FERRY RD STE 100
Tigard, OR 97223
11155 Dunn Rd Ste 109N
Saint Louis, MO 63136
2122 Troy Rd Ste 130
Edwardsville, IL 62025
9155 SW Barnes Rd Ste 638
Portland, OR 97225
Procedures Most Often Billed to Medicare
676 services · 521 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | Treatment | 95251 |
68 | As often as other peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
212 | More often than most peers in Physician Assistant |
| Blood glucose (sugar) test performed by hand-held instrument | Lab test | 82962 |
194 | More than most peers in Physician Assistant |
| Hemoglobin a1c level | Lab test | 83036 |
174 | More than most peers in Physician Assistant |
| Blood test, lipids (cholesterol and triglycerides) | Lab test | 80061 |
16 | |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
12 |
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 8
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 Tigard 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2010 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 8
Providers in OR who bill this service to Medicare most often.
Common questions
What is Stacey A. Williamson's specialty?
Stacey A. Williamson is a physician assistant in Tigard, OR. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Stacey A. Williamson?
Stacey A. Williamson is listed at 12442 Sw Scholls Ferry Rd Ste 100, Tigard, OR 97223. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Stacey A. Williamson?
The number on file is (503) 216-9200. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Stacey A. Williamson?
Stacey A. Williamson's National Provider Identifier is 1457667891. 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
What is Stacey A. Williamson's education?
Stacey A. Williamson attended Other, graduating in 2010. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Stacey A. Williamson have?
Stacey A. Williamson has 16 years experience. Calculated from a graduation year of 2010, reported in the CMS National Downloadable File.
CMS public data
What is Stacey A. Williamson known for?
According to Medicare billing data, Stacey A. Williamson provides treatments such as continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Stacey A. Williamson's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Stacey A. Williamson. 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.