RALPH I HORWITZ MD
NPI 1700805447
Internal Medicine in Philadelphia, PA

Q: What is Ralph Horwitz's NPI number?

The NPI number for Ralph Horwitz is 1700805447. It was assigned to this individual provider in the NPPES registry on July 19, 2006.

Q: What is Ralph Horwitz's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Ralph Horwitz was last updated on March 28, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.

Active since July 19, 2006

3322 N BROAD ST, PHILADELPHIA, PA 19140(215) 707-1800(215) 707-3644 Get Directions Write a Review

NPPES record last updated: March 28, 2018. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 28, 2018, Mar 28, 2016 (2 updates tracked since 2016).

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About Ralph I Horwitz Md NPPES

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

RALPH I HORWITZ MD (NPI 1700805447) is an individual internal medicine provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD443614) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1700805447

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameRALPH I HORWITZCredential: MD

Location Address3322 N BROAD STPhiladelphia, PA 19140-5185

Mailing Address2450 W Hunting Park AvePhiladelphia, PA 19129-1302 · (215) 707-1800 · Fax (215) 707-3644

Phone(215) 707-1800

Fax(215) 707-3644

Sole ProprietorNo

Enumeration DateJuly 19, 2006

Last NPPES UpdateMarch 28, 20182 updates tracked since enumeration

✔ NPI 1700805447 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in PA · MD443614

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

3322 N BROAD ST, Philadelphia, PA 19140

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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. BRENTON SHAW HALSEY III MD

Internal Medicine