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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CLIFFORD W FELLER MD
NPI 1174581706
Obstetrics & Gynecology in Norwalk, CT

Active since May 03, 2006
148 EAST AVENUE, STE 1E, NORWALK, CT 06851(203) 838-9898(203) 866-1703 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Clifford W Feller Md NPPES

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

CLIFFORD W FELLER MD (NPI 1174581706) is an individual obstetrics & gynecology provider in Norwalk, Connecticut, licensed in Connecticut (14386) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1174581706
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameCLIFFORD W FELLERCredential: MD
Location Address148 EAST AVENUE, STE 1ENorwalk, CT 06851
Mailing Address148 East Avenue, Ste 1eNorwalk, CT 06851 · (203) 838-9898 · Fax (203) 866-1703
Phone(203) 838-9898
Fax(203) 866-1703
Sole ProprietorNo
Enumeration DateMay 3, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1174581706 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in CT · 14386
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
148 EAST AVENUE, Norwalk, CT 06851
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Other Identifiers 8

Other32909CT · Empire Bcbs
Other00114386600CT · Blue Care Family Plan
Other020014CT · Hnet
Other2P109CT · Oxford
Other44020556CT · Multiplan
Other314386CT · Connecti Care
Other564078CT · Aetna Health Care
Other010014386CT01CT · Anthem Blue Cross Blue Sh

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LIBIA RUEDA-MATIK MD
Pediatrics
148 EAST AVENUE, SUITE #1L
NORWALK, CT 06851
Western Connecticut Planning Region (203) 854-6993
FAIRFIELD COUNTY ALLERGY ASTHMA & IMMUNOLOGY ASSOCIATES PC
Allergy & Immunology
148 EAST AVENUE, SUITE 3G
NORWALK, CT 06851
Western Connecticut Planning Region (203) 838-4034
MARK D LITCHMAN MD
Allergy & Immunology
148 EAST AVENUE, SUITE 3G
NORWALK, CT 06851
Western Connecticut Planning Region (203) 838-4034
FAIRFIELD COUNTY BARIATICS AND SURGICAL SPECIALISTS PC
Surgery
148 EAST AVENUE, SUITE 3A
NORWALK, CT 06851
Western Connecticut Planning Region (203) 899-0744
AUDREY C BREGANTE APRN RN NP
Nurse Practitioner (Pediatrics)
148 EAST AVENUE, SUITE 3G
NORWALK, CT 06851
Western Connecticut Planning Region (203) 838-4034
JOSEPH F SPROVIERO MD PHD
Allergy & Immunology
148 EAST AVENUE, SUITE 3G
NORWALK, CT 06851
Western Connecticut Planning Region (203) 838-4034
DR. AYMERIC E. LOUIT MD
Allergy & Immunology
148 EAST AVENUE, SUITE 3G
NORWALK, CT 06851
Western Connecticut Planning Region (203) 838-4034
JESSE S WEXLER MD
Radiology (Diagnostic Radiology)
148 EAST AVENUE
NORWALK, CT 06851
Western Connecticut Planning Region (203) 852-9913

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 Clifford Feller's NPI number?

The NPI number for Clifford Feller is 1174581706. It was assigned to this individual provider in the NPPES registry on May 3, 2006.

Where is Clifford Feller located?

Clifford Feller practices at 148 East Avenue Ste 1E, Norwalk, CT 06851. The listed phone number is (203) 838-9898.

What is Clifford Feller's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

When was this NPI record last updated?

The NPPES record for Clifford Feller was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 days 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.