HEIDI J. UNDERWOOD (SLP) – Speech-Language Pathologist, NPI 1114151123

HEIDI J. UNDERWOOD (SLP) is a healthcare provider. based in Seneca, Pennsylvania. specializing in QUALIFIED SPEECH LANGUAGE PATHOLOGIST. They hold the professional credentials SLP. They hold a License No. SL007407 (PA). The NPI Number for HEIDI J. UNDERWOOD (SLP) is 1114151123

Main info

Female
25 Years Of Experience
Accepts Medicare Assignment
Name
HEIDI J. UNDERWOOD (SLP)
NPI
1114151123
Phone
(814) 677-1390
Address
145 STEFFEE BLVD
Enumeration Date
5 May 2009
Last Update Date
9 May 2025

Doctor Profile

Medical School Name
OTHER
Secondary Phone
8774073422
Graduation Year
2001 (25 years ago)
PAC ID
9830243575
Group Practice PAC ID
2961840038
Professional Enrollment ID
I20250519002988
Address ID
KY40272XXXXLOXXXXXXXXXX00

Contacts

Main Contact
https://www.cms.gov/research-statistics-data-systems/electronic-submission-medical-documentation-esmd/cms-health-information-handler
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience58
Completeness85
Years active:17State licenses:1Other namesUpdated within 12 months

357 QUALIFIED SPEECH LANGUAGE PATHOLOGIST in PA

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Provider Addresses for HEIDI J. UNDERWOOD (SLP)

  • 145, Steffee Boulevard, Seneca, Cranberry Township, Venango County, Pennsylvania, 16346, United States

    PO BOX 796

    SENECA, PA 163463035

    Phone: (814) 677-1390

    Fax: (814) 677-1393

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2025-05-19

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20250519002988IQualified Speech Language PathologistKYTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 16346)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 2961840038View full group profile
NameSpecialtyState
Qualified Speech Language PathologistKY
Physical Therapist In Private PracticeKY
Occupational Therapist In Private PracticeKY
Occupational Therapist In Private PracticeKY
Physical Therapist In Private PracticeKY
Occupational Therapist In Private PracticeKY
Qualified Speech Language PathologistKY
Physical Therapist In Private PracticeHI
Occupational Therapist In Private PracticeKY
Physical Therapist In Private PracticeOH

Reviews

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Frequently asked questions

Does HEIDI J. UNDERWOOD (SLP) share an NPI with anyone else?
NPI numbers are unique to each provider or organization — HEIDI J. UNDERWOOD (SLP) uses 1114151123.
Does the file indicate HEIDI J. UNDERWOOD (SLP) is practicing under active NPI?
Directory data currently reports HEIDI J. UNDERWOOD (SLP) as active.
What is HEIDI J. UNDERWOOD (SLP)'s primary classification?
Speech-Language Pathologist is the headline specialty for HEIDI J. UNDERWOOD (SLP) here. Clinical services aligned with this taxonomy classification.
Does HEIDI J. UNDERWOOD (SLP) list a practice location?
Patients near Seneca, Pennsylvania may find HEIDI J. UNDERWOOD (SLP) in results; validate coverage separately.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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