Mary Lilley
NPI 1699739979 · Gerontology Nurse Practitioner · West Haven, CT
Enrolled with Medicare as Order and Referring Only - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Lilley is a Gerontology Nurse Practitioner provider in West Haven, CT (NPI 1699739979).
Provider details
- NPI number
- 1699739979
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- R44024 (CT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-04-14
- Last updated
- 2011-07-13
Frequently asked questions
- What is Mary Lilley's NPI number?
- Mary Lilley's National Provider Identifier (NPI) is 1699739979, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Lilley's specialty?
- Mary Lilley is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Lilley located?
- Mary Lilley's practice location on file with NPPES is 950 Campbell Ave, West Haven, CT 06516-2770.
- What is Mary Lilley's phone number?
- The practice phone number listed in the NPPES registry for Mary Lilley is (203) 932-5711.
- Does Mary Lilley accept Medicare?
- Mary Lilley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Lilley's NPI active?
- Yes — Mary Lilley's NPI (1699739979) is active in the NPPES registry as of the last update on 2011-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.