What is Kathy Obrien's NPI number?

Kathy Obrien's National Provider Identifier (NPI) is 1073846606, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Kathy Obrien's specialty?

Kathy Obrien is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).

Where is Kathy Obrien located?

Kathy Obrien's practice location on file with NPPES is 34 Maple St, Norwalk, CT 06850-3815.

What is Kathy Obrien's phone number?

The practice phone number listed in the NPPES registry for Kathy Obrien is (203) 852-2464.

Is Kathy Obrien's NPI active?

Yes — Kathy Obrien's NPI (1073846606) is active in the NPPES registry as of the last update on 2011-01-19.

IndividualActive

Kathy Obrien, PA-C

NPI 1073846606 · Physician Assistant · Norwalk, CT

Kathy Obrien, PA-C is a Physician Assistant provider in Norwalk, CT (NPI 1073846606).

Provider details

NPI number: 1073846606
Entity type: Individual
Primary specialty: Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Credential: PA-C
Sex: Female
Sole proprietor: No
License: 000244 (CT)

Practice location

34 Maple St

Norwalk, CT 06850-3815

Phone: (203) 852-2464

Fax: (203) 852-2384

Street-level locationGet directions

More CT providers

Mailing address

34 Maple St

Norwalk, CT 06850-3815

Specialties & taxonomies

Physician AssistantPrimary363A00000XLicense 000244 (CT)
Physician Assistants & Advanced Practice Nursing Providers

Profile Score

Detailed profile(85/100 index)

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.

Enumerated: 2009-09-15
Last updated: 2011-01-19

Frequently asked questions

What is Kathy Obrien's NPI number?: Kathy Obrien's National Provider Identifier (NPI) is 1073846606, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Kathy Obrien's specialty?: Kathy Obrien is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
Where is Kathy Obrien located?: Kathy Obrien's practice location on file with NPPES is 34 Maple St, Norwalk, CT 06850-3815.
What is Kathy Obrien's phone number?: The practice phone number listed in the NPPES registry for Kathy Obrien is (203) 852-2464.
Is Kathy Obrien's NPI active?: Yes — Kathy Obrien's NPI (1073846606) is active in the NPPES registry as of the last update on 2011-01-19.

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