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MR. DIANA G. SCHIRMER M.S., CCC-SLP
NPI 1114118957
Speech-Language Pathologist in Mission, TX

Active since August 07, 2007Accepts Medicare Assignment
2415 E 27TH ST, MISSION, TX 78574(956) 501-6113 Get Directions Write a Review

NPPES record last updated: August 7, 2007. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Mr. Diana G. Schirmer M.s., Ccc-slp NPPES

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

MR. DIANA G. SCHIRMER M.S., CCC-SLP (NPI 1114118957) is an individual speech-language pathologist provider in Mission, Texas, licensed in Texas (103584) and active in the NPI registry since August 2007. She is a graduate of Other (2004).

NPPES Registry Identity

NPI1114118957
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameMR. DIANA G. SCHIRMERCredential: M.S., CCC-SLP
Location Address2415 E 27TH STMission, TX 78574-1915
Mailing Address2415 E 27th StMission, TX 78574-1915 · (956) 501-6113
Phone(956) 501-6113
Sole ProprietorYes
Medical School CMSOtherGraduated 2004
Enumeration DateAugust 7, 2007
✔ NPI 1114118957 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 TX · 103584
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.
2415 E 27TH ST, Mission, TX 78574
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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 and accepts Medicare assignment

Mr. Diana G. Schirmer M.s., Ccc-slp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4082105432
PECOS Enrollment IDI20251113004815

Medicare Billing Reassignment

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

Legacy Healthcare Services Inc.
1,006 mi
Physical Therapist
22 S ADAMS ST
Denver, CO 80209
  • Reassigned Medicare billing, Colorado enrollment
  • 126 clinicians in this Medicare group
NPI 1164620084 (303) 321-2452

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

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 Diana Schirmer's NPI number?

The NPI number for Diana Schirmer is 1114118957. It was assigned to this individual provider in the NPPES registry on August 7, 2007.

Where is Diana Schirmer located?

Diana Schirmer practices at 2415 E 27th St, Mission, TX 78574. The listed phone number is (956) 501-6113.

What is Diana Schirmer's specialty?

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

Is Diana Schirmer enrolled in Medicare?

Yes. Diana Schirmer is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Diana Schirmer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Schirmer reassigns Medicare benefits to Legacy Healthcare Services Inc. (Denver, CO). 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 Diana Schirmer'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 Diana Schirmer was last updated on August 7, 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.