Sarah Williamson, PA-C
NPI 1376740811 · Medical Physician Assistant · Madison, WI
Sarah Williamson, PA-C is a Medical Physician Assistant provider in Madison, WI (NPI 1376740811).
Provider details
- NPI number
- 1376740811
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 2173 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-28
- Last updated
- 2019-05-21
Frequently asked questions
- What is Sarah Williamson's NPI number?
- Sarah Williamson's National Provider Identifier (NPI) is 1376740811, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Williamson's specialty?
- Sarah Williamson is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sarah Williamson located?
- Sarah Williamson's practice location on file with NPPES is 600 Highland Ave, Madison, WI 53792-0001.
- What is Sarah Williamson's phone number?
- The practice phone number listed in the NPPES registry for Sarah Williamson is (608) 263-1530.
- Is Sarah Williamson's NPI active?
- Yes — Sarah Williamson's NPI (1376740811) is active in the NPPES registry as of the last update on 2019-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.