DR. GARY STEVEN HORWITH M.D.
NPI 1972734440
Internal Medicine - Infectious Disease in Oley, PA

Q: What is Gary Horwith's NPI number?

The NPI number for Gary Horwith is 1972734440. It was assigned to this individual provider in the NPPES registry on August 1, 2009.

Q: What is Gary Horwith's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Q: When was this NPI record last updated?

The NPPES record for Gary Horwith was last updated on January 3, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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 August 01, 2009

125 BOYER RD, OLEY, PA 19547(301) 602-7401 Get Directions Write a Review

NPPES record last updated: January 3, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Gary Steven Horwith M.d. NPPES

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

DR. GARY STEVEN HORWITH M.D. (NPI 1972734440) is an individual infectious disease provider in Oley, Pennsylvania, licensed in Pennsylvania (MD034658E) and active in the NPI registry since August 2009.

NPPES Registry Identity

NPI1972734440

Entity TypeIndividualMale

Primary Taxonomy207RI0200X

Provider Legal NameDR. GARY STEVEN HORWITHCredential: M.D.

Location Address125 BOYER RDOley, PA 19547-8786

Mailing Address9001 Goshen Valley DrGaithersburg, MD 20882-1453 · (301) 987-5977 · Fax (301) 850-2960

Phone(301) 602-7401

Sole ProprietorYes

Enumeration DateAugust 1, 2009

Last NPPES UpdateJanuary 3, 2020

✔ NPI 1972734440 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RI0200X

License✔ Licensed in PA · MD034658E

Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

Also ListedInternal MedicineTaxonomy 207R00000X · License MD034658E (PA)

125 BOYER RD, Oley, PA 19547

Open in Google Maps ↗

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 Gary Horwith's NPI number?

The NPI number for Gary Horwith is 1972734440. It was assigned to this individual provider in the NPPES registry on August 1, 2009.

Where is Gary Horwith located?

Gary Horwith practices at 125 Boyer Rd, Oley, PA 19547. The listed phone number is (301) 602-7401.

What is Gary Horwith's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

When was this NPI record last updated?

The NPPES record for Gary Horwith was last updated on January 3, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.