Provider Profile
Listed in the NPI registry as a physician assistant, Andrew M. Williamson practices in Lenexa, KS. Andrew graduated from University of Missouri, Kansas City, School of Medicine in 2022. Medicare claims data shows Andrew provided 55 services to 53 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
23401 PRAIRIE STAR PKWY STE B-300
Lenexa, KS 66227
55 services · 53 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Bypass of stomach using an endoscope | Procedure | 43644 |
30 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
25 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Andrew M. Williamson is a physician assistant in Lenexa, KS. That is the designation recorded for this NPI in the federal registry.
NPI registry
Andrew M. Williamson is listed at 23401 Prairie Star Pkwy Ste B-300, Lenexa, KS 66227. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (913) 677-6319. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Andrew M. Williamson's National Provider Identifier is 1073104493. 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
Andrew M. Williamson attended University of Missouri, Kansas City, School of Medicine, graduating in 2022. This comes from the CMS National Downloadable File.
CMS public data
Andrew M. Williamson has 4 years experience. Calculated from a graduation year of 2022, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Andrew M. Williamson performs procedures including bypass of stomach using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Andrew M. 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.