Karen Ashworth, NP
NPI 1336276898 · Family Nurse Practitioner · Weston, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Ashworth, NP is a Family Nurse Practitioner provider in Weston, MA (NPI 1336276898).
Provider details
- NPI number
- 1336276898
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 251557 (MA)
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
19 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
- 2007-02-28
- Last updated
- 2023-03-07
Frequently asked questions
- What is Karen Ashworth's NPI number?
- Karen Ashworth's National Provider Identifier (NPI) is 1336276898, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Ashworth's specialty?
- Karen Ashworth is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Ashworth located?
- Karen Ashworth's practice location on file with NPPES is 486 Boston Post Road, Weston, MA 02493-1529.
- What is Karen Ashworth's phone number?
- The practice phone number listed in the NPPES registry for Karen Ashworth is (781) 899-4456.
- Does Karen Ashworth accept Medicare?
- Karen Ashworth is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Ashworth's NPI active?
- Yes — Karen Ashworth's NPI (1336276898) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.