Katherine Whelan, MSN, RN, NP-C
NPI 1669627774 · Family Nurse Practitioner · Boston, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Whelan, MSN, RN, NP-C is a Family Nurse Practitioner provider in Boston, MA (NPI 1669627774).
Provider details
- NPI number
- 1669627774
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, RN, NP-C
- Sex
- Female
- Sole proprietor
- No
- License
- 173758 (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
17 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
- 2008-11-18
- Last updated
- 2008-11-18
Frequently asked questions
- What is Katherine Whelan's NPI number?
- Katherine Whelan's National Provider Identifier (NPI) is 1669627774, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Whelan's specialty?
- Katherine Whelan is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Whelan located?
- Katherine Whelan's practice location on file with NPPES is 300 Longwood Ave, Boston, MA 02115-5724.
- What is Katherine Whelan's phone number?
- The practice phone number listed in the NPPES registry for Katherine Whelan is (617) 355-8087.
- Does Katherine Whelan accept Medicare?
- Katherine Whelan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Whelan's NPI active?
- Yes — Katherine Whelan's NPI (1669627774) is active in the NPPES registry as of the last update on 2008-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.