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

DR. JOHN FRANKLIN GIANNI M.D.
NPI 1750743399
Radiology - Diagnostic Radiology in New York, NY

Q: What is John Gianni's NPI number?

The NPI number for John Gianni is 1750743399. It was assigned to this individual provider in the NPPES registry on March 23, 2016.

Q: What is John Gianni's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Q: When was this NPI record last updated?

The NPPES record for John Gianni was last updated on July 8, 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.

Active since March 23, 2016

301 W 57TH ST APT 45D, NEW YORK, NY 10019(601) 316-5844 Get Directions Write a Review

NPPES record last updated: July 8, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 8, 2026, Apr 1, 2021, Mar 23, 2016 (3 updates tracked since 2016).

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About Dr. John Franklin Gianni M.d. NPPES

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

DR. JOHN FRANKLIN GIANNI M.D. (NPI 1750743399) is an individual diagnostic radiology provider in New York, New York, licensed in Georgia (90839) and active in the NPI registry since March 2016.

NPPES Registry Identity

NPI1750743399

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameDR. JOHN FRANKLIN GIANNICredential: M.D.

Location Address301 W 57TH ST APT 45DNew York, NY 10019-3180

Mailing Address301 W 57th St Apt 45dNew York, NY 10019-3180 · (601) 316-5844

Phone(601) 316-5844

Sole ProprietorNo

Enumeration DateMarch 23, 2016

Last NPPES UpdateJuly 8, 20263 updates tracked since enumeration

NPPES CertifiedJuly 8, 2026

✔ NPI 1750743399 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

License✔ Licensed in GA · 90839

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

301 W 57TH ST APT 45D, New York, NY 10019

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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 John Gianni's NPI number?

The NPI number for John Gianni is 1750743399. It was assigned to this individual provider in the NPPES registry on March 23, 2016.

Where is John Gianni located?

John Gianni practices at 301 W 57th St Apt 45D, New York, NY 10019. The listed phone number is (601) 316-5844.

What is John Gianni's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

When was this NPI record last updated?

The NPPES record for John Gianni was last updated on July 8, 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.