Marissa St Peters
NPI 1881391142 · Pediatric Nurse Practitioner · Saint Louis, MO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marissa St Peters is a Pediatric Nurse Practitioner provider in Saint Louis, MO (NPI 1881391142).
Provider details
- NPI number
- 1881391142
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 209033419 (IL)
Specialties & taxonomies
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
3 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
- 2023-02-07
- Last updated
- 2026-02-10
- Certified
- 2026-02-10
Frequently asked questions
- What is Marissa St Peters's NPI number?
- Marissa St Peters's National Provider Identifier (NPI) is 1881391142, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa St Peters's specialty?
- Marissa St Peters is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marissa St Peters located?
- Marissa St Peters's practice location on file with NPPES is 1 Childrens Pl, Saint Louis, MO 63110-1002.
- What is Marissa St Peters's phone number?
- The practice phone number listed in the NPPES registry for Marissa St Peters is (314) 454-6000.
- Does Marissa St Peters accept Medicare?
- Marissa St Peters is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marissa St Peters's NPI active?
- Yes — Marissa St Peters's NPI (1881391142) is active in the NPPES registry as of the last update on 2026-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.