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Olivia Grossklaus, MS, LMFT

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At a glance

About Olivia Grossklaus

Listed in the NPI registry as a marriage & family therapist, Olivia Grossklaus, MS, LMFT practices in Chicago, IL. NPI 1639073794 identifies this record in the national registry.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Credentials & Licensing

IL licenceAs reported to the NPI registry
No. 166.012311As reported
NPINational Provider Identifier
1639073794Issued 2026

As reported to the NPI registry ↗

Common questions

What does Olivia Grossklaus, MS specialize in?

Olivia Grossklaus, MS is a marriage and family therapist in Chicago, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Marriage & Family Therapist”.

NPI registry

Where is Olivia Grossklaus, MS located?

Olivia Grossklaus, MS is listed at 1165 N Clark St Ste 411, Chicago, IL 60610. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Olivia Grossklaus, MS's phone number?

The number on file is (480) 684-0935. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Olivia Grossklaus, MS's NPI number?

Olivia Grossklaus, MS's National Provider Identifier is 1639073794. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

Has Olivia Grossklaus, MS confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Olivia Grossklaus, MS. If this is you, claiming it is free.

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