What is Assunta Osterholt's NPI number?

Assunta Osterholt's National Provider Identifier (NPI) is 1497960421, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Assunta Osterholt's specialty?

Assunta Osterholt is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).

Where is Assunta Osterholt located?

Assunta Osterholt's practice location on file with NPPES is 1129 Parkview Ave, Chicago Heights, IL 60411-2628.

What is Assunta Osterholt's phone number?

The practice phone number listed in the NPPES registry for Assunta Osterholt is (708) 756-3640.

Is Assunta Osterholt's NPI active?

Yes — Assunta Osterholt's NPI (1497960421) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Assunta Osterholt, IBCLC

NPI 1497960421 · Specialist · Chicago Heights, IL

Assunta Osterholt, IBCLC is a Specialist provider in Chicago Heights, IL (NPI 1497960421).

Provider details

NPI number: 1497960421
Entity type: Individual
Primary specialty: SpecialistOther Service Providers
Credential: IBCLC
Sex: Female
Sole proprietor: Yes

Practice location

1129 Parkview Ave

Chicago Heights, IL 60411-2628

Phone: (708) 756-3640

Street-level locationGet directions

More IL providers

Mailing address

1129 Parkview Ave

Chicago Heights, IL 60411-2628

Specialties & taxonomies

SpecialistPrimary174400000X
Other Service Providers

Profile Score

Detailed profile(83/100 index)

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

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
83% 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.

Enumerated: 2007-05-12
Last updated: 2007-07-08

Frequently asked questions

What is Assunta Osterholt's NPI number?: Assunta Osterholt's National Provider Identifier (NPI) is 1497960421, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Assunta Osterholt's specialty?: Assunta Osterholt is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
Where is Assunta Osterholt located?: Assunta Osterholt's practice location on file with NPPES is 1129 Parkview Ave, Chicago Heights, IL 60411-2628.
What is Assunta Osterholt's phone number?: The practice phone number listed in the NPPES registry for Assunta Osterholt is (708) 756-3640.
Is Assunta Osterholt's NPI active?: Yes — Assunta Osterholt's NPI (1497960421) is active in the NPPES registry as of the last update on 2007-07-08.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions