Maggie Siebert, RN, IBCLC
NPI 1386331239 · Lactation Consultant (Registered Nurse) · Western Springs, IL
Maggie Siebert, RN, IBCLC is a Lactation Consultant (Registered Nurse) provider in Western Springs, IL (NPI 1386331239).
Provider details
- NPI number
- 1386331239
- Entity type
- Individual
- Primary specialty
- Lactation Consultant (Registered Nurse)Nursing Service Providers
- Credential
- RN, IBCLC
- Sex
- Female
- Sole proprietor
- Yes
- License
- L-157796 (IL)
Specialties & taxonomies
Nursing Service 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
- 2023-04-20
- Last updated
- 2023-04-20
- Certified
- 2023-04-20
Frequently asked questions
- What is Maggie Siebert's NPI number?
- Maggie Siebert's National Provider Identifier (NPI) is 1386331239, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maggie Siebert's specialty?
- Maggie Siebert is listed in the NPPES registry with a primary specialty of Lactation Consultant (Registered Nurse) (Nursing Service Providers).
- Where is Maggie Siebert located?
- Maggie Siebert's practice location on file with NPPES is 4332 Franklin Ave, Western Springs, IL 60558-1406.
- What is Maggie Siebert's phone number?
- The practice phone number listed in the NPPES registry for Maggie Siebert is (319) 310-7850.
- Is Maggie Siebert's NPI active?
- Yes — Maggie Siebert's NPI (1386331239) is active in the NPPES registry as of the last update on 2023-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.