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HEIDI J. UNDERWOOD SLP
NPI 1114151123
Speech-Language Pathologist in Seneca, PA

Active since May 05, 2009
145 STEFFEE BLVD, SENECA, PA 16346(814) 677-1390(814) 677-1393 Get Directions Write a Review

NPPES record last updated: May 9, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Heidi J. Underwood Slp NPPES

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

HEIDI J. UNDERWOOD SLP (NPI 1114151123) is an individual speech-language pathologist provider in Seneca, Pennsylvania, licensed in Pennsylvania (SL007407) and active in the NPI registry since May 2009.

NPPES Registry Identity

NPI1114151123
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameHEIDI J. UNDERWOODCredential: SLP
Location Address145 STEFFEE BLVDSeneca, PA 16346-3035
Mailing Address145 Steffee Blvd, Po Box 796Seneca, PA 16346-3035 · (814) 677-1390 · Fax (814) 677-1393
Phone(814) 677-1390
Fax(814) 677-1393
Sole ProprietorNo
Enumeration DateMay 5, 2009
Last NPPES UpdateMay 9, 2025
NPPES CertifiedMay 9, 2025
✔ NPI 1114151123 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 PA · SL007407
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.
145 STEFFEE BLVD, Seneca, PA 16346
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Other Names 1

Former Name (1)Heidi Wenmoth

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Heidi J. Underwood Slp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

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

Fox Rehabilitation Services Ky LLC
398 mi
Physical Therapist
9251 STONESTREET RD
Louisville, KY 40272
  • Reassigned Medicare billing, Kentucky enrollment
  • 48 clinicians in this Medicare group
NPI 1811754112 (877) 407-3422

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.

MINDY BISH
Dietitian, Registered
145 STEFFEE BLVD
SENECA, PA 16346
Venango County (814) 677-1390
TREVOR YOUNG OT
Occupational Therapist
145 STEFFEE BLVD
SENECA, PA 16346
Venango County (814) 677-1390
KELSEY LEE ROSE M.S., CCC-SLP
Speech-Language Pathologist
145 STEFFEE BLVD
SENECA, PA 16346
Venango County (814) 677-1390
LISA LANDER SLP
Speech-Language Pathologist
145 STEFFEE BLVD
SENECA, PA 16346
Venango County (814) 677-1390
DANIELLE STONER
Speech-Language Pathologist
145 STEFFEE BLVD
SENECA, PA 16346
Venango County (814) 677-1390
KAREN E. GUTH P.T.
Physical Therapist
145 STEFFEE BLVD
SENECA, PA 16346
Venango County (814) 677-1390
RAEGAN E FAIR OT
Occupational Therapist
145 STEFFEE BLVD
SENECA, PA 16346
Venango County (814) 677-1390
CARRIE M. WARCHOLIC SLP
Speech-Language Pathologist
145 STEFFEE BLVD
SENECA, PA 16346
Venango County (814) 677-1390

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 Heidi Underwood's NPI number?

The NPI number for Heidi Underwood is 1114151123. It was assigned to this individual provider in the NPPES registry on May 5, 2009. The provider is also known as Heidi Wenmoth.

Where is Heidi Underwood located?

Heidi Underwood practices at 145 Steffee Blvd, Seneca, PA 16346. The listed phone number is (814) 677-1390.

What is Heidi Underwood's specialty?

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

Is Heidi Underwood enrolled in Medicare?

Yes. Heidi Underwood is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Heidi Underwood's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Heidi Underwood reassigns Medicare benefits to Fox Rehabilitation Services Ky LLC (Louisville, KY). 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 Heidi Underwood'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 Heidi Underwood was last updated on May 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.