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MRS. MARGARET LANDON MASON MA, LCPC
NPI 1235341769
Counselor - Professional in Chicago, IL

Active since May 04, 2007
30 NORTH MICHIGAN AVENUE, SUITE 1920, CHICAGO, IL 60602(312) 263-4368(312) 263-4382 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mrs. Margaret Landon Mason Ma, Lcpc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. MARGARET LANDON MASON MA, LCPC (NPI 1235341769) is an individual professional provider in Chicago, Illinois and active in the NPI registry since May 2007.

NPPES Registry Identity

NPI1235341769
Entity TypeIndividualFemale
Primary Taxonomy101YP2500X
Provider Legal NameMRS. MARGARET LANDON MASONCredential: MA, LCPC
Location Address30 NORTH MICHIGAN AVENUE, SUITE 1920Chicago, IL 60602-3605
Mailing Address30 North Michigan Avenue, Suite 1920Chicago, IL 60602-3605 · (312) 263-4368 · Fax (312) 263-4382
Phone(312) 263-4368
Fax(312) 263-4382
Sole ProprietorNo
Enumeration DateMay 4, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1235341769 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers
Taxonomy Code101YP2500X
30 NORTH MICHIGAN AVENUE, Chicago, IL 60602
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Other Identifiers 1

Other1487696274IL · Organization Npi

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. KAREN LESLIE JAFFE PSY.D.
Psychologist (Clinical)
30 NORTH MICHIGAN AVENUE, SUITE 607
CHICAGO, IL 60602
Cook County (312) 263-1780
KATHERINE E EDSTROM PHD
Psychologist (Clinical)
30 NORTH MICHIGAN AVENUE, SUITE 717
CHICAGO, IL 60602
Cook County (312) 629-5653

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Margaret Mason's NPI number?

The NPI number for Margaret Mason is 1235341769. It was assigned to this individual provider in the NPPES registry on May 4, 2007.

Where is Margaret Mason located?

Margaret Mason practices at 30 North Michigan Avenue Suite 1920, Chicago, IL 60602. The listed phone number is (312) 263-4368.

What is Margaret Mason's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

When was this NPI record last updated?

The NPPES record for Margaret Mason was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.