What is Sian Crosby's NPI number?

Sian Crosby's National Provider Identifier (NPI) is 1881164119, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sian Crosby's specialty?

Sian Crosby is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).

Where is Sian Crosby located?

Sian Crosby's practice location on file with NPPES is 3 Industrial Drive, Windham, NH 03087.

What is Sian Crosby's phone number?

The practice phone number listed in the NPPES registry for Sian Crosby is (603) 870-0078.

Is Sian Crosby's NPI active?

Yes — Sian Crosby's NPI (1881164119) is active in the NPPES registry as of the last update on 2025-05-27.

IndividualActive

Sian Crosby, MA, CCC-SLP

NPI 1881164119 · Speech-Language Pathologist · Windham, NH

Sian Crosby, MA, CCC-SLP is a Speech-Language Pathologist provider in Windham, NH (NPI 1881164119).

Provider details

NPI number: 1881164119
Entity type: Individual
Primary specialty: Speech-Language PathologistSpeech, Language and Hearing Service Providers
Credential: MA, CCC-SLP
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Speech-Language PathologistPrimary235Z00000X
Speech, Language and Hearing Service Providers

Profile Score

Established profile(60/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
7 yrs in NPPES registry
Profile completeness38% of score
83% 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

3 Industrial Drive

Unit 1

Windham, NH 03087

Phone: (603) 870-0078

Fax: (603) 870-8134

Street-level locationGet directions

More NH providers

Mailing address