Mary Featherstone
NPI 1487110573 · Physician Assistant · Siloam Springs, AR
Mary Featherstone is a Physician Assistant provider in Siloam Springs, AR (NPI 1487110573).
Provider details
- NPI number
- 1487110573
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
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
7 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2019-02-14
- Last updated
- 2021-09-02
- Certified
- 2021-09-02
Frequently asked questions
- What is Mary Featherstone's NPI number?
- Mary Featherstone's National Provider Identifier (NPI) is 1487110573, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Featherstone's specialty?
- Mary Featherstone is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Featherstone located?
- Mary Featherstone's practice location on file with NPPES is 451 S Holly St, Siloam Springs, AR 72761-3018.
- What is Mary Featherstone's phone number?
- The practice phone number listed in the NPPES registry for Mary Featherstone is (479) 549-3079.
- Is Mary Featherstone's NPI active?
- Yes — Mary Featherstone's NPI (1487110573) is active in the NPPES registry as of the last update on 2021-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.