What is Hilary Weissberg's NPI number?

Hilary Weissberg's National Provider Identifier (NPI) is 1235609363, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Hilary Weissberg's specialty?

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

Where is Hilary Weissberg located?

Hilary Weissberg's practice location on file with NPPES is 56 Church St, Old Saybrook, CT 06475-2504.

What is Hilary Weissberg's phone number?

The practice phone number listed in the NPPES registry for Hilary Weissberg is (203) 812-0036.

Is Hilary Weissberg's NPI active?

Yes — Hilary Weissberg's NPI (1235609363) is active in the NPPES registry as of the last update on 2018-12-02.

IndividualActive

Hilary Weissberg, SLP

NPI 1235609363 · Speech-Language Pathologist · Old Saybrook, CT

Hilary Weissberg, SLP is a Speech-Language Pathologist provider in Old Saybrook, CT (NPI 1235609363).

Provider details

NPI number: 1235609363
Entity type: Individual
Primary specialty: Speech-Language PathologistSpeech, Language and Hearing Service Providers
Credential: SLP
Sex: Female
Sole proprietor: Yes
License: 004451 (CT)

Practice location

56 Church St

Old Saybrook, CT 06475-2504

Phone: (203) 812-0036

Street-level locationGet directions

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Mailing address

56 Church St

Old Saybrook, CT 06475-2504

Specialties & taxonomies

Speech-Language PathologistPrimary235Z00000XLicense 004451 (CT)
Speech, Language and Hearing Service Providers

Profile Score

Established profile(68/100 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
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.

Enumerated: 2018-12-02
Last updated: 2018-12-02

Frequently asked questions

What is Hilary Weissberg's NPI number?: Hilary Weissberg's National Provider Identifier (NPI) is 1235609363, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Hilary Weissberg's specialty?: Hilary Weissberg is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
Where is Hilary Weissberg located?: Hilary Weissberg's practice location on file with NPPES is 56 Church St, Old Saybrook, CT 06475-2504.
What is Hilary Weissberg's phone number?: The practice phone number listed in the NPPES registry for Hilary Weissberg is (203) 812-0036.
Is Hilary Weissberg's NPI active?: Yes — Hilary Weissberg's NPI (1235609363) is active in the NPPES registry as of the last update on 2018-12-02.

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