Sydney Greer, NNP
NPI 1851282719 · Neonatal Nurse Practitioner · Saint Louis, MO
Sydney Greer, NNP is a Neonatal Nurse Practitioner provider in Saint Louis, MO (NPI 1851282719).
Provider details
- NPI number
- 1851282719
- Entity type
- Individual
- Primary specialty
- Neonatal Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NNP
- Sex
- Female
- Sole proprietor
- No
- License
- 2025032565 (MO)
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
Under 1 yr in 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
- 2025-07-10
- Last updated
- 2025-09-13
- Certified
- 2025-09-13
Frequently asked questions
- What is Sydney Greer's NPI number?
- Sydney Greer's National Provider Identifier (NPI) is 1851282719, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sydney Greer's specialty?
- Sydney Greer is listed in the NPPES registry with a primary specialty of Neonatal Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sydney Greer located?
- Sydney Greer's practice location on file with NPPES is 615 S New Ballas Rd, Saint Louis, MO 63141-8221.
- What is Sydney Greer's phone number?
- The practice phone number listed in the NPPES registry for Sydney Greer is (314) 251-6000.
- Is Sydney Greer's NPI active?
- Yes — Sydney Greer's NPI (1851282719) is active in the NPPES registry as of the last update on 2025-09-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.