Lauren Hammerman, ACNP
NPI 1629527379 · Nurse Practitioner · Saint Louis, MO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lauren Hammerman, ACNP is a Nurse Practitioner provider in Saint Louis, MO (NPI 1629527379).
Provider details
- NPI number
- 1629527379
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ACNP
- Sex
- Female
- Sole proprietor
- No
- License
- 2016037500 (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
9 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
- 2016-09-22
- Last updated
- 2025-04-17
- Certified
- 2022-07-06
Frequently asked questions
- What is Lauren Hammerman's NPI number?
- Lauren Hammerman's National Provider Identifier (NPI) is 1629527379, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lauren Hammerman's specialty?
- Lauren Hammerman is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lauren Hammerman located?
- Lauren Hammerman's practice location on file with NPPES is 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110-1003.
- What is Lauren Hammerman's phone number?
- The practice phone number listed in the NPPES registry for Lauren Hammerman is (314) 454-8917.
- Does Lauren Hammerman accept Medicare?
- Lauren Hammerman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lauren Hammerman's NPI active?
- Yes — Lauren Hammerman's NPI (1629527379) is active in the NPPES registry as of the last update on 2025-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.