Heidi Underwood, SLP
NPI 1114151123 · Speech-Language Pathologist · Seneca, PA
Enrolled with Medicare as Practitioner - Qualified Speech Language Pathologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Heidi Underwood, SLP is a Speech-Language Pathologist provider in Seneca, PA (NPI 1114151123).
Provider details
- NPI number
- 1114151123
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- SLP
- Sex
- Female
- Sole proprietor
- No
- License
- SL007407 (PA)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-05-05
- Last updated
- 2025-05-09
- Certified
- 2025-05-09
Frequently asked questions
- What is Heidi Underwood's NPI number?
- Heidi Underwood's National Provider Identifier (NPI) is 1114151123, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heidi Underwood's specialty?
- Heidi Underwood is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Heidi Underwood located?
- Heidi Underwood's practice location on file with NPPES is 145 Steffee Blvd, Seneca, PA 16346-3035.
- What is Heidi Underwood's phone number?
- The practice phone number listed in the NPPES registry for Heidi Underwood is (814) 677-1390.
- Does Heidi Underwood accept Medicare?
- Heidi Underwood is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Heidi Underwood's NPI active?
- Yes — Heidi Underwood's NPI (1114151123) is active in the NPPES registry as of the last update on 2025-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.