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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

GRACE CATHERINE LAYMAN M.S., CF-SLP
NPI 1881523082
Speech-Language Pathologist in Chicago, IL

Active since May 15, 2026
676 N SAINT CLAIR ST STE 1200, CHICAGO, IL 60611(312) 695-8182(312) 695-4303 Get Directions Write a Review

NPPES record last updated: September 23, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 23, 2026, May 15, 2026 (2 updates tracked since 2026).

About Grace Catherine Layman M.s., Cf-slp NPPES

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

GRACE CATHERINE LAYMAN M.S., CF-SLP (NPI 1881523082) is an individual speech-language pathologist provider in Chicago, Illinois, licensed in Illinois (242018690) and active in the NPI registry since May 2026. She is a graduate of Other (2026).

NPPES Registry Identity

NPI1881523082
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameGRACE CATHERINE LAYMANCredential: M.S., CF-SLP
Location Address676 N SAINT CLAIR ST STE 1200Chicago, IL 60611-3068
Mailing Address676 N Saint Clair St Ste 1200Chicago, IL 60611-3068 · (312) 695-8182 · Fax (312) 695-4303
Phone(312) 695-8182
Fax(312) 695-4303
Sole ProprietorNo
Medical School CMSOtherGraduated 2026
Enumeration DateMay 15, 2026
Last NPPES UpdateSeptember 23, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 23, 2026
✔ NPI 1881523082 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
License✔ Licensed in IL · 242018690
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
676 N SAINT CLAIR ST STE 1200, Chicago, IL 60611
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Grace Catherine Layman M.s., Cf-slp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2860952405
PECOS Enrollment IDI20260903000074

Medicare Billing Reassignment

Medicare enrollment records show Grace Layman reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Northwestern Medical Faculty Foundation
8.4 mi
Multi-Specialty
DEPT 5777
Carol Stream, IL 60122
  • Reassigned Medicare billing, Illinois enrollment
  • 4,817 clinicians in this Medicare group
NPI 1346235314 (855) 694-2866

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

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

DR. WHITNEY E. LIDDY M.D.
Otolaryngology
676 N SAINT CLAIR ST STE 1200
CHICAGO, IL 60611
Cook County (312) 695-8182
ROBERT KERN MD
Otolaryngology
676 N SAINT CLAIR ST STE 1200
CHICAGO, IL 60611
Cook County (312) 695-8182
MONICA THOMAS AU.D.
Audiologist
676 N SAINT CLAIR ST STE 1200
CHICAGO, IL 60611
Cook County (312) 695-8182
CHRISTINE HUANG PA-C
Physician Assistant
676 N SAINT CLAIR ST STE 1200
CHICAGO, IL 60611
Cook County (312) 695-8182
KRISTINA GRACE JOHNSON PA-C
Physician Assistant
676 N SAINT CLAIR ST STE 1200
CHICAGO, IL 60611
Cook County (312) 695-8182
SAKINA NELLES RN
Registered Nurse
676 N SAINT CLAIR ST STE 1200
CHICAGO, IL 60611
Cook County (312) 695-0562
MS. KATY YASER HASSAN PA-C
Physician Assistant (Medical)
676 N SAINT CLAIR ST STE 1200
CHICAGO, IL 60611
Cook County (312) 695-8182
PATRICK TYLER MURPHY
Physician Assistant
676 N SAINT CLAIR ST STE 1200
CHICAGO, IL 60611
Cook County (312) 695-8182

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 Grace Layman's NPI number?

The NPI number for Grace Layman is 1881523082. It was assigned to this individual provider in the NPPES registry on May 15, 2026.

Where is Grace Layman located?

Grace Layman practices at 676 N Saint Clair St Ste 1200, Chicago, IL 60611. The listed phone number is (312) 695-8182.

What is Grace Layman's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

Is Grace Layman enrolled in Medicare?

Yes. Grace Layman is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Grace Layman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Grace Layman reassigns Medicare benefits to Northwestern Medical Faculty Foundation (Carol Stream, IL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Grace Layman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Grace Layman was last updated on September 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 32 days 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.