DR. CYNTHIA KLINE O'SULLIVAN APRN
NPI 1447769468
Nurse Practitioner - Family in Madison, CT

Q: What is Cynthia O'sullivan's NPI number?

The NPI number for Cynthia O'sullivan is 1447769468. It was assigned to this individual provider in the NPPES registry on September 21, 2017. The provider is also known as Ms. Cynthia Sue Kline Rn.

Q: What is Cynthia O'sullivan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Active since September 21, 2017

30 HIGHVIEW RD, MADISON, CT 06443(203) 216-2945 Get Directions Write a Review

NPPES record last updated: May 27, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 27, 2021, Oct 8, 2020, Jun 16, 2018 and 2 more (5 updates tracked since 2017).

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About Dr. Cynthia Kline O'sullivan Aprn NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. CYNTHIA KLINE O'SULLIVAN APRN (NPI 1447769468) is an individual family provider in Madison, Connecticut, licensed in Connecticut (7030) and active in the NPI registry since September 2017. She maintains a secondary practice location in West Haven.

NPPES Registry Identity

NPI1447769468

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameDR. CYNTHIA KLINE O'SULLIVANCredential: APRN

Location Address30 HIGHVIEW RDMadison, CT 06443-2554

Mailing Address30 Highview RdMadison, CT 06443-2554 · (203) 216-2945 · Fax (203) 318-1898

Phone(203) 216-2945

Sole ProprietorNo

Enumeration DateSeptember 21, 2017

Last NPPES UpdateMay 27, 20215 updates tracked since enumeration

NPPES CertifiedMay 27, 2021

✔ NPI 1447769468 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

License✔ Licensed in CT · 7030

30 HIGHVIEW RD, Madison, CT 06443

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Other Names 1

Former Name (1)Ms. Cynthia Sue Kline Rn

Secondary Practice Location 1

Location 1687 Campbell AveWest Haven, CT 06516-3774 · Phone (203) 932-6481

Other Identifiers 1

Other12.007030CT · Aprn License Number

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Cynthia O'sullivan's NPI number?

The NPI number for Cynthia O'sullivan is 1447769468. It was assigned to this individual provider in the NPPES registry on September 21, 2017. The provider is also known as Ms. Cynthia Sue Kline Rn.

Where is Cynthia O'sullivan located?

Cynthia O'sullivan practices at 30 Highview Rd, Madison, CT 06443. The listed phone number is (203) 216-2945.

What is Cynthia O'sullivan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

When was this NPI record last updated?

The NPPES record for Cynthia O'sullivan was last updated on May 27, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.