Katherine Nill, PMHNP-BC
NPI 1427288562 · Psychiatric/Mental Health Nurse Practitioner · Arlington, MA
Katherine Nill, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner provider in Arlington, MA (NPI 1427288562).
Provider details
- NPI number
- 1427288562
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- RN2373096 (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
16 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
- 2009-07-23
- Last updated
- 2025-08-05
- Certified
- 2025-07-18
Frequently asked questions
- What is Katherine Nill's NPI number?
- Katherine Nill's National Provider Identifier (NPI) is 1427288562, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Nill's specialty?
- Katherine Nill is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Nill located?
- Katherine Nill's practice location on file with NPPES is 22 Mill St Ste 307, Arlington, MA 02476-4744.
- What is Katherine Nill's phone number?
- The practice phone number listed in the NPPES registry for Katherine Nill is (617) 468-5066.
- Is Katherine Nill's NPI active?
- Yes — Katherine Nill's NPI (1427288562) is active in the NPPES registry as of the last update on 2025-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.