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ZACHARY T. BLOOMGARDEN MD PC
NPI 1366767014
Internal Medicine - Endocrinology, Diabetes & Metabolism in New York, NY

Active since April 06, 2010
35 EAST 85TH STREET, NEW YORK, NY 10028(212) 879-5933(212) 861-7429 Get Directions Write a Review

NPPES record last updated: April 12, 2010. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Zachary T. Bloomgarden Md Pc NPPES

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

ZACHARY T. BLOOMGARDEN MD PC (NPI 1366767014) is a healthcare organization registered as an endocrinology, diabetes & metabolism in New York, New York and active in the NPI registry since April 2010. The organization lists Zachary T Bloomgarden, Physician, as its authorized official.

NPPES Registry Identity

NPI1366767014
Entity TypeOrganization
Primary Taxonomy207RE0101X
Legal Business NameZACHARY T. BLOOMGARDEN MD PC
Location Address35 EAST 85TH STREETNew York, NY 10028-0954
Mailing Address35 East 85th StreetNew York, NY 10028-0954 · (212) 879-5933 · Fax (212) 861-7429
Phone(212) 879-5933
Fax(212) 861-7429
Organization SubpartNo
Authorized OfficialZachary T BloomgardenPhysician · (212) 879-5933
Enumeration DateApril 6, 2010
Last NPPES UpdateApril 12, 2010
✔ NPI 1366767014 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in NY · 125739
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
Also ListedDietitian, RegisteredTaxonomy 133V00000X · License 000529-1 (NY)
35 EAST 85TH STREET, New York, NY 10028
Open in Google Maps ↗

Other Identifiers 7

Medicare PIN573121NY
Medicare UPINB12267NY
Medicare UPINC10771NY
Medicare PIN9312E1NY
Medicaid00411050NY
Medicaid00235089NY
Medicare PIN288791NY

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Zachary T. Bloomgarden Md Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Zachary T. Bloomgarden MD PC, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Zachary Bloomgarden, MD
Internal Medicine
NPI 1700892635
35 E 85TH ST
New York, NY 10028
(212) 879-5933
✔ PECOS✔ Accepts MedicareSame address
Marlee Zweifach, M.S., R.D., C.D.E.,
Registered Dietitian or Nutrition Professional
NPI 1114097466
35 EAST 85TH STREET
New York, NY 10028
(212) 861-7268
✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Zachary T. Bloomgarden MD PC's NPI number?

The NPI number for Zachary T. Bloomgarden MD PC is 1366767014. It was assigned to this organization in the NPPES registry on April 6, 2010.

Where is Zachary T. Bloomgarden MD PC located?

Zachary T. Bloomgarden MD PC is located at 35 East 85th Street, New York, NY 10028. The listed phone number is (212) 879-5933.

What is Zachary T. Bloomgarden MD PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Zachary T. Bloomgarden MD PC enrolled in Medicare?

Yes. Zachary T. Bloomgarden MD PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Zachary T. Bloomgarden MD PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Zachary T. Bloomgarden MD PC, in Internal Medicine and Registered Dietitian or Nutrition Professional. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Zachary T. Bloomgarden MD PC was last updated on April 12, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.