What is Ilse Den Toom's NPI number?

Ilse Den Toom's National Provider Identifier (NPI) is 1700619871, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Ilse Den Toom's specialty?

Ilse Den Toom is listed in the NPPES registry with a primary specialty of Lactation Consultant (Non-RN) (Other Service Providers).

Where is Ilse Den Toom located?

Ilse Den Toom's practice location on file with NPPES is 120 S Devoe Dr, Oswego, IL 60543-4508.

What is Ilse Den Toom's phone number?

The practice phone number listed in the NPPES registry for Ilse Den Toom is (331) 643-8636.

Is Ilse Den Toom's NPI active?

Yes — Ilse Den Toom's NPI (1700619871) is active in the NPPES registry as of the last update on 2025-11-22.

IndividualActive

Ilse Den Toom

NPI 1700619871 · Lactation Consultant (Non-RN) · Oswego, IL

Ilse Den Toom is a Lactation Consultant (Non-RN) provider in Oswego, IL (NPI 1700619871).

Provider details

NPI number: 1700619871
Entity type: Individual
Primary specialty: Lactation Consultant (Non-RN)Other Service Providers
Sex: Female
Sole proprietor: Yes
License: L-315651 (IL)

Specialties & taxonomies

Lactation Consultant (Non-RN)Primary174N00000XLicense L-315651 (IL)
Other Service Providers

Profile Score

Established profile(56/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
1 yr 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

120 S Devoe Dr

Oswego, IL 60543-4508

Phone: (331) 643-8636

Street-level locationGet directions

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Mailing address