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GRACE SCHLITTLER
NPI 1942198254
Speech-Language Pathologist in Oklahoma City, OK

Active since June 25, 2025
11500 N PORTLAND AVE, OKLAHOMA CITY, OK 73120(405) 548-4300(405) 548-4350 Get Directions Write a Review

NPPES record last updated: June 25, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Grace Schlittler NPPES

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

GRACE SCHLITTLER (NPI 1942198254) is an individual speech-language pathologist provider in Oklahoma City, Oklahoma, licensed in Oklahoma (CF772) and active in the NPI registry since June 2025. She maintains 3 additional practice locations and is a graduate of Other (2025).

NPPES Registry Identity

NPI1942198254
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameGRACE SCHLITTLER
Location Address11500 N PORTLAND AVEOklahoma City, OK 73120-4625
Mailing Address11500 N Portland AveOklahoma City, OK 73120-4625 · (405) 548-4300 · Fax (405) 548-4350
Phone(405) 548-4300
Fax(405) 548-4350
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateJune 25, 2025
NPPES CertifiedJune 25, 2025
✔ NPI 1942198254 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 OK · CF772
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.
11500 N PORTLAND AVE, Oklahoma City, OK 73120
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Other Names 1

Former Name (1)Grace Adams

Secondary Practice Locations 3

Location 18125 E 101st St Ste 50Tulsa, OK 74133-7245 · Phone (918) 392-7600
Location 22272 36th Ave NW Ste 200Norman, OK 73072-3251 · Phone (405) 767-4200
Location 32517 NW 182nd StEdmond, OK 73012-0663 · Phone (316) 617-8583

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Oklahoma, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Grace Schlittler is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3779049689
PECOS Enrollment IDI20260730005558

Medicare Billing Reassignment

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

Hearts For Hearing Foundation
Same address
Hearing and Speech
11500 N PORTLAND AVE
Oklahoma City, OK 73120
  • Reassigned Medicare billing, Oklahoma enrollment
  • 48 clinicians in this Medicare group
NPI 1215006150 (405) 548-4300

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.

REBECCA WOLTERS M.S., CCC-SLP
Speech-Language Pathologist
11500 N PORTLAND AVE
OKLAHOMA CITY, OK 73120
Oklahoma County (405) 548-4300
JOANNA T SMITH CCC-SLP
Speech-Language Pathologist
11500 N PORTLAND AVE
OKLAHOMA CITY, OK 73120
Oklahoma County (405) 548-4300
JACE A WOLFE PHD
Audiologist
11500 N PORTLAND AVE
OKLAHOMA CITY, OK 73120
Oklahoma County (405) 548-4300
ERIN BENEAR AUD., CCC-A
Audiologist
11500 N PORTLAND AVE
OKLAHOMA CITY, OK 73120
Oklahoma County (405) 548-4300
MARIANNE B LIBEER AUD
Audiologist
11500 N PORTLAND AVE
OKLAHOMA CITY, OK 73120
Oklahoma County (405) 548-4300
EMILY MILLS AUD, CCC-A
Audiologist
11500 N PORTLAND AVE
OKLAHOMA CITY, OK 73120
Oklahoma County (405) 548-4300
ABBY LEE BRETT M.A., CCC-SLP
Speech-Language Pathologist
11500 N PORTLAND AVE
OKLAHOMA CITY, OK 73120
Oklahoma County (405) 548-4330
MS. BAILEY C RUSSELL M.S., CCC-SLP
Speech-Language Pathologist
11500 N PORTLAND AVE
OKLAHOMA CITY, OK 73120
Oklahoma County (405) 548-4300

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 Schlittler's NPI number?

The NPI number for Grace Schlittler is 1942198254. It was assigned to this individual provider in the NPPES registry on June 25, 2025. The provider is also known as Grace Adams.

Where is Grace Schlittler located?

Grace Schlittler practices at 11500 N Portland Ave, Oklahoma City, OK 73120. The listed phone number is (405) 548-4300.

What is Grace Schlittler's specialty?

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

Is Grace Schlittler enrolled in Medicare?

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

Which organization bills Medicare for Grace Schlittler's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Grace Schlittler reassigns Medicare benefits to Hearts For Hearing Foundation (Oklahoma City, OK). 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 Schlittler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Grace Schlittler accept?

Health plans from Blue Cross and Blue Shield of Oklahoma and UnitedHealthcare list Grace Schlittler as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Grace Schlittler was last updated on June 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.