Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Nancy J Rennert, MD

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1528089950

Dr. Nancy J Rennert, MD is an Endocrinology in Norwalk, Connecticut. Graduated from University of Pittsburgh School of Medicine in 1987, 39 years ago. Practices with Norwalk Community Health Center Inc, a 29-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Connecticut.

Years since qualifying
39
Trained at
University of Pittsburgh School of Medicine
Licensed in
CT
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

24 Stevens St
Norwalk, CT 06850-3852
Phone: (203) 852-2375
Fax: (203) 852-2057
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 031031 (CT)
Endocrinology, Diabetes & Metabolism Physician Taxonomy 207RE0101X · Licence 031031 (CT)
Hospitalist Physician Taxonomy 208M00000X · Licence 031031 (CT)

Record details

NPI number1528089950
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 21, 2006
Last updated in NPPESOctober 1, 2008
Mailing address24 Stevens St, Norwalk, CT 06850-3852

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyENDOCRINOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF PITTSBURGH SCHOOL OF MEDICINE
Graduated 1987 (39 years in practice)
Group practice Norwalk Community Health Center Inc — 29 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

Other providers in Norwalk