What is Macy Lossau's NPI number?

Macy Lossau's National Provider Identifier (NPI) is 1225923337, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Macy Lossau's specialty?

Macy Lossau is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).

Where is Macy Lossau located?

Macy Lossau's practice location on file with NPPES is 330 W Terra Cotta Ave Ste a, Crystal Lake, IL 60014-3552.

What is Macy Lossau's phone number?

The practice phone number listed in the NPPES registry for Macy Lossau is (815) 382-9691.

Is Macy Lossau's NPI active?

Yes — Macy Lossau's NPI (1225923337) is active in the NPPES registry as of the last update on 2025-06-10.

IndividualActive

Macy Lossau, LSW

NPI 1225923337 · Social Worker · Crystal Lake, IL

Macy Lossau, LSW is a Social Worker provider in Crystal Lake, IL (NPI 1225923337).

Provider details

NPI number: 1225923337
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Credential: LSW
Sex: Female
Sole proprietor: No
License: 150.116854 (IL)

Specialties & taxonomies

Social WorkerPrimary104100000XLicense 150.116854 (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
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

330 W Terra Cotta Ave Ste a

Crystal Lake, IL 60014-3552

Phone: (815) 382-9691

Street-level locationGet directions

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Mailing address