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DR. MICHAEL KOUTSOYIANNIS MD
NPI 1609968536
Internal Medicine - Nephrology in Flushing, NY

Active since September 28, 2006
42 70 156TH STREET, FLUSHING, NY 11355(718) 353-1020(718) 353-1024 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Michael Koutsoyiannis Md NPPES

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

DR. MICHAEL KOUTSOYIANNIS MD (NPI 1609968536) is an individual nephrology provider in Flushing, New York, licensed in New York (NY132290) and active in the NPI registry since September 2006.

NPPES Registry Identity

NPI1609968536
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameDR. MICHAEL KOUTSOYIANNISCredential: MD
Location Address42 70 156TH STREETFlushing, NY 11355
Mailing Address42 70 156th StreetFlushing, NY 11355 · (718) 353-1020 · Fax (718) 353-1024
Phone(718) 353-1020
Fax(718) 353-1024
Sole ProprietorNo
Enumeration DateSeptember 28, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1609968536 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in NY · NY132290
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
Also ListedPediatricsTaxonomy 208000000X · License NY132290 (NY)
42 70 156TH STREET, Flushing, NY 11355
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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 Michael Koutsoyiannis's NPI number?

The NPI number for Michael Koutsoyiannis is 1609968536. It was assigned to this individual provider in the NPPES registry on September 28, 2006.

Where is Michael Koutsoyiannis located?

Michael Koutsoyiannis practices at 42 70 156th Street, Flushing, NY 11355. The listed phone number is (718) 353-1020.

What is Michael Koutsoyiannis's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

When was this NPI record last updated?

The NPPES record for Michael Koutsoyiannis was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.