Mary Lilly, PHD RN MS MSN
NPI 1821221920 · Adult Psychiatric/Mental Health Clinical Nurse Specialist · San Diego, CA
Mary Lilly, PHD RN MS MSN is a Adult Psychiatric/Mental Health Clinical Nurse Specialist provider in San Diego, CA (NPI 1821221920).
Provider details
- NPI number
- 1821221920
- Entity type
- Individual
- Primary specialty
- Adult Psychiatric/Mental Health Clinical Nurse SpecialistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PHD RN MS MSN
- Sex
- Female
- Sole proprietor
- No
- License
- RN169742 (AZ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
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
- 2009-08-24
- Last updated
- 2017-06-02
Frequently asked questions
- What is Mary Lilly's NPI number?
- Mary Lilly's National Provider Identifier (NPI) is 1821221920, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Lilly's specialty?
- Mary Lilly is listed in the NPPES registry with a primary specialty of Adult Psychiatric/Mental Health Clinical Nurse Specialist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Lilly located?
- Mary Lilly's practice location on file with NPPES is 4715 Viewridge Ave, San Diego, CA 92123-1658.
- What is Mary Lilly's phone number?
- The practice phone number listed in the NPPES registry for Mary Lilly is (800) 257-8715.
- Is Mary Lilly's NPI active?
- Yes — Mary Lilly's NPI (1821221920) is active in the NPPES registry as of the last update on 2017-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.