Mary Spencer, NP
NPI 1427546852 · Critical Care Neonatal Nurse Practitioner · Creve Coeur, MO
Mary Spencer, NP is a Critical Care Neonatal Nurse Practitioner provider in Creve Coeur, MO (NPI 1427546852).
Provider details
- NPI number
- 1427546852
- Entity type
- Individual
- Primary specialty
- Critical Care Neonatal Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 2008020275 (MO)
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
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
- 2018-05-01
- Last updated
- 2021-06-09
- Certified
- 2021-06-09
Frequently asked questions
- What is Mary Spencer's NPI number?
- Mary Spencer's National Provider Identifier (NPI) is 1427546852, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Spencer's specialty?
- Mary Spencer is listed in the NPPES registry with a primary specialty of Critical Care Neonatal Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Spencer located?
- Mary Spencer's practice location on file with NPPES is 615 S New Ballas Rd, Creve Coeur, MO 63141.
- What is Mary Spencer's phone number?
- The practice phone number listed in the NPPES registry for Mary Spencer is (314) 251-6000.
- Is Mary Spencer's NPI active?
- Yes — Mary Spencer's NPI (1427546852) is active in the NPPES registry as of the last update on 2021-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.