Mary Slusser, APN
NPI 1558887521 · Family Nurse Practitioner · Wilmington, DE
Mary Slusser, APN is a Family Nurse Practitioner provider in Wilmington, DE (NPI 1558887521).
Provider details
- NPI number
- 1558887521
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APN
- Sex
- Female
- Sole proprietor
- No
- License
- LG-0001048 (DE)
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
8 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
- 2017-08-21
- Last updated
- 2017-08-21
Frequently asked questions
- What is Mary Slusser's NPI number?
- Mary Slusser's National Provider Identifier (NPI) is 1558887521, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Slusser's specialty?
- Mary Slusser is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Slusser located?
- Mary Slusser's practice location on file with NPPES is 1600 Rockland Rd, Wilmington, DE 19803-3607.
- What is Mary Slusser's phone number?
- The practice phone number listed in the NPPES registry for Mary Slusser is (302) 753-4358.
- Is Mary Slusser's NPI active?
- Yes — Mary Slusser's NPI (1558887521) is active in the NPPES registry as of the last update on 2017-08-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.