Katharine Sterling, NP
NPI 1720951718 · Nurse Practitioner · Boston, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katharine Sterling, NP is a Nurse Practitioner provider in Boston, MA (NPI 1720951718).
Provider details
- NPI number
- 1720951718
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- RN2338045 (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
Under 1 yr in 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
- 2025-09-25
- Last updated
- 2026-01-15
- Certified
- 2026-01-15
Frequently asked questions
- What is Katharine Sterling's NPI number?
- Katharine Sterling's National Provider Identifier (NPI) is 1720951718, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katharine Sterling's specialty?
- Katharine Sterling is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katharine Sterling located?
- Katharine Sterling's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2621.
- What is Katharine Sterling's phone number?
- The practice phone number listed in the NPPES registry for Katharine Sterling is (617) 726-2000.
- Does Katharine Sterling accept Medicare?
- Katharine Sterling is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katharine Sterling's NPI active?
- Yes — Katharine Sterling's NPI (1720951718) is active in the NPPES registry as of the last update on 2026-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.