Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

STEVEN JAMES ROSENTHAL MD
NPI 1164326526
Internal Medicine - Cardiovascular Disease in Watchung, NJ

Q: What is Steven Rosenthal's NPI number?

The NPI number for Steven Rosenthal is 1164326526. It was assigned to this individual provider in the NPPES registry on October 7, 2026.

Q: What is Steven Rosenthal's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Q: When was this NPI record last updated?

The NPPES record for Steven Rosenthal was last updated on October 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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 October 07, 2026

78 CENTURY LANE, WATCHUNG, NJ 07069(973) 202-5506 Get Directions Write a Review

NPPES record added: October 7, 2026. Verified against the NPPES registry weekly; last sync: October 11, 2026.

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About Steven James Rosenthal Md NPPES

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

STEVEN JAMES ROSENTHAL MD (NPI 1164326526) is an individual cardiovascular disease provider in Watchung, New Jersey, licensed in New Jersey (25MA03897400) and active in the NPI registry since October 2026.

NPPES Registry Identity

NPI1164326526

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameSTEVEN JAMES ROSENTHALCredential: MD

Location Address78 CENTURY LANEWatchung, NJ 07069-6008

Mailing Address78 Century LaneWatchung, NJ 07069-6008 · (973) 202-5506

Phone(973) 202-5506

Sole ProprietorYes

Enumeration DateOctober 7, 2026

✔ NPI 1164326526 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in NJ · 25MA03897400

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

78 CENTURY LANE, Watchung, NJ 07069

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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 Steven Rosenthal's NPI number?

The NPI number for Steven Rosenthal is 1164326526. It was assigned to this individual provider in the NPPES registry on October 7, 2026.

Where is Steven Rosenthal located?

Steven Rosenthal practices at 78 Century Lane, Watchung, NJ 07069. The listed phone number is (973) 202-5506.

What is Steven Rosenthal's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

When was this NPI record last updated?

The NPPES record for Steven Rosenthal was last updated on October 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.