What is Holly Sing's NPI number?

Holly Sing's National Provider Identifier (NPI) is 1750983912, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Holly Sing's specialty?

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

Where is Holly Sing located?

Holly Sing's practice location on file with NPPES is 21506 Ne 9th Pl, Sammamish, WA 98074-6754.

What is Holly Sing's phone number?

The practice phone number listed in the NPPES registry for Holly Sing is (509) 290-9992.

Is Holly Sing's NPI active?

Yes — Holly Sing's NPI (1750983912) is active in the NPPES registry as of the last update on 2020-11-12.

IndividualActive

Holly Sing, MS CCC-SLP

NPI 1750983912 · Speech-Language Pathologist · Sammamish, WA

Holly Sing, MS CCC-SLP is a Speech-Language Pathologist provider in Sammamish, WA (NPI 1750983912).

Provider details

NPI number: 1750983912
Entity type: Individual
Primary specialty: Speech-Language PathologistSpeech, Language and Hearing Service Providers
Credential: MS CCC-SLP
Sex: Female
Sole proprietor: Yes

Practice location

21506 Ne 9th Pl

Sammamish, WA 98074-6754

Phone: (509) 290-9992

Street-level locationGet directions

More WA providers

Mailing address

21506 Ne 9th Pl

Sammamish, WA 98074-6754

Specialties & taxonomies

Speech-Language PathologistPrimary235Z00000X
Speech, Language and Hearing Service Providers

Profile Score

Established profile(57/100 index)

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

Registry tenure38% of score
5 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.

Enumerated: 2020-11-12
Last updated: 2020-11-12
Certified: 2020-11-12

Frequently asked questions

What is Holly Sing's NPI number?: Holly Sing's National Provider Identifier (NPI) is 1750983912, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Holly Sing's specialty?: Holly Sing is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
Where is Holly Sing located?: Holly Sing's practice location on file with NPPES is 21506 Ne 9th Pl, Sammamish, WA 98074-6754.
What is Holly Sing's phone number?: The practice phone number listed in the NPPES registry for Holly Sing is (509) 290-9992.
Is Holly Sing's NPI active?: Yes — Holly Sing's NPI (1750983912) is active in the NPPES registry as of the last update on 2020-11-12.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions