Provider Profile
Katherine M. Shanahan
Unclaimed ProfileAbout Katherine Shanahan
Katherine M. Shanahan is a physician assistant based in Williamsville, NY. Katherine is also listed as specializing in physician assistant — medical. Medicare claims data shows Katherine provided 257 services to 185 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more. The provider's National Provider Identifier (NPI) is 1346808383.
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
- (716) 626-2644
- Email not available
Practice Locations
5225 SHERIDAN DR
Williamsville, NY 14221
Procedures Most Often Billed to Medicare
257 services · 185 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
135 | More often than most 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 |
106 | As often as other peers in Physician Assistant |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
16 | Less often than most 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 8
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.
Other physician assistants in Williamsville 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2019 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Katherine M. Shanahan?
Katherine M. Shanahan is a physician assistant in Williamsville, NY. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Katherine M. Shanahan's address?
Katherine M. Shanahan is listed at 5225 Sheridan Dr, Williamsville, NY 14221. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Katherine M. Shanahan?
The number on file is (716) 626-2644. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Katherine M. Shanahan?
Katherine M. Shanahan's National Provider Identifier is 1346808383. 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 Katherine M. Shanahan train?
Katherine M. Shanahan attended Other, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Katherine M. Shanahan have?
Katherine M. Shanahan has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
What procedures does Katherine M. Shanahan perform?
According to Medicare billing data, Katherine M. Shanahan the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Katherine M. Shanahan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Katherine M. Shanahan. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.