What is Mallory Osterloo's NPI number?

Mallory Osterloo's National Provider Identifier (NPI) is 1912885005, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mallory Osterloo's specialty?

Mallory Osterloo is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).

Where is Mallory Osterloo located?

Mallory Osterloo's practice location on file with NPPES is 3526 N California Ave Ste 203, Peoria, IL 61603-1164.

What is Mallory Osterloo's phone number?

The practice phone number listed in the NPPES registry for Mallory Osterloo is (815) 408-0522.

Is Mallory Osterloo's NPI active?

Yes — Mallory Osterloo's NPI (1912885005) is active in the NPPES registry as of the last update on 2025-08-26.

IndividualActive

Mallory Osterloo, LCPC

NPI 1912885005 · Counselor · Peoria, IL

Mallory Osterloo, LCPC is a Counselor provider in Peoria, IL (NPI 1912885005).

Provider details

NPI number: 1912885005
Entity type: Individual
Primary specialty: CounselorBehavioral Health & Social Service Providers
Credential: LCPC
Sex: Female
Sole proprietor: No
License: 180010371 (IL)

Specialties & taxonomies

CounselorPrimary101Y00000XLicense 180010371 (IL)
Behavioral Health & Social Service Providers

Profile Score

Established profile(54/100 index)

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

3526 N California Ave Ste 203

Peoria, IL 61603-1164

Phone: (815) 408-0522

Street-level locationGet directions

More IL providers

Mailing address