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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.

DR. JOEL MYRON BLUMBERG M.D.
NPI 1699718114
Specialist in Greenwich, CT

Active since June 13, 2006
55 HOLLY HILL LN, SUITE 210, GREENWICH, CT 06830(203) 661-4242(203) 625-9526 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Joel Myron Blumberg M.d. NPPES

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

DR. JOEL MYRON BLUMBERG M.D. (NPI 1699718114) is an individual specialist in Greenwich, Connecticut, licensed in Connecticut (015975) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1699718114
Entity TypeIndividualMale
Primary Taxonomy174400000X
Provider Legal NameDR. JOEL MYRON BLUMBERGCredential: M.D.
Location Address55 HOLLY HILL LN, SUITE 210Greenwich, CT 06830-6074
Mailing Address55 Holly Hill Ln, Suite 210Greenwich, CT 06830-6074 · (203) 661-4242 · Fax (203) 625-9526
Phone(203) 661-4242
Fax(203) 625-9526
Sole ProprietorNo
Enumeration DateJune 13, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1699718114 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in CT · 015975
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
55 HOLLY HILL LN, Greenwich, CT 06830
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Other Providers at the Same Location NPPES 20

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

DR. ALEXANDER DELVECCHIO M.D.
Internal Medicine (Clinical Cardiac Electrophysiology)
55 HOLLY HILL LN, SUITE 240
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-4210
LEONID BILENKIN PHYSICIAN ASSISTANT
Physician Assistant (Surgical)
55 HOLLY HILL LN, 110
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-4670
CATHERINE STAFFIERI RD
Dietitian, Registered
55 HOLLY HILL LN
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-3764
DEVIN M SHAHEEN NP
Nurse Practitioner
55 HOLLY HILL LN
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-4673
DR. YI-HAO YU M.D., PH.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
55 HOLLY HILL LN
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-3750
GREENWICH HOSPITAL
General Acute Care Hospital
55 HOLLY HILL LN
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-3786
MILL HILL MEDICAL CONSULTANTS INC
Internal Medicine (Cardiovascular Disease)
55 HOLLY HILL LN, SUITE 240
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-4210
PUTNAM GYNECOLOGY & OBSTETRICS OF GREENWICH PC
Obstetrics & Gynecology
55 HOLLY HILL LN, SUITE 130
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 622-0303

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 Joel Blumberg's NPI number?

The NPI number for Joel Blumberg is 1699718114. It was assigned to this individual provider in the NPPES registry on June 13, 2006.

Where is Joel Blumberg located?

Joel Blumberg practices at 55 Holly Hill Ln Suite 210, Greenwich, CT 06830. The listed phone number is (203) 661-4242.

What is Joel Blumberg's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for Joel Blumberg 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 38 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.