I. ROBERT HOROWITZ, M.D., P.A.
NPI 1700116803
Dermatology in Rockville, MD

Active since January 12, 2010
121 CONGRESSIONAL LN, SUITE 416, ROCKVILLE, MD 20852(301) 468-9090(301) 468-1420 Get Directions Write a Review

NPPES record last updated: January 12, 2010. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About I. Robert Horowitz, M.d., P.a. NPPES

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

I. ROBERT HOROWITZ, M.D., P.A. (NPI 1700116803) is a healthcare organization registered as a dermatology in Rockville, Maryland and active in the NPI registry since January 2010. The organization lists Irvin Robert Horowitz, President, as its authorized official.

NPPES Registry Identity

NPI1700116803
Entity TypeOrganization
Primary Taxonomy207N00000X
Legal Business NameI. ROBERT HOROWITZ, M.D., P.A.
Location Address121 CONGRESSIONAL LN, SUITE 416Rockville, MD 20852-1542
Mailing Address121 Congressional Ln, Suite 416Rockville, MD 20852-1542 · (301) 468-9090 · Fax (301) 468-1420
Fax(301) 468-1420
Organization SubpartNo
Authorized OfficialIrvin Robert HorowitzPresident · (301) 468-9090
Enumeration DateJanuary 12, 2010
NPI 1700116803 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
Definition

A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

121 CONGRESSIONAL LN, Rockville, MD 20852

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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.

Psychiatry & Neurology (Psychiatry)
121 CONGRESSIONAL LN, SUITE 604
ROCKVILLE, MD 20852
Family Medicine
121 CONGRESSIONAL LN, SUITE 318
ROCKVILLE, MD 20852
Dentist (General Practice)
121 CONGRESSIONAL LN, SUITE 410
ROCKVILLE, MD 20852
Ophthalmology
121 CONGRESSIONAL LN, STE 601
ROCKVILLE, MD 20852
Social Worker (Clinical)
121 CONGRESSIONAL LN, 604
ROCKVILLE, MD 20852
Audiologist-Hearing Aid Fitter
121 CONGRESSIONAL LN, 310
ROCKVILLE, MD 20852
Clinic/Center (Ambulatory Surgical)
121 CONGRESSIONAL LN, SUITE 100
ROCKVILLE, MD 20852
Physician Assistant (Medical)
121 CONGRESSIONAL LN, #409
ROCKVILLE, MD 20852

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 I. Robert Horowitz, M.D., P.A.'s NPI number?

The NPI number for I. Robert Horowitz, M.D., P.A. is 1700116803. It was assigned to this organization in the NPPES registry on January 12, 2010.

Where is I. Robert Horowitz, M.D., P.A. located?

I. Robert Horowitz, M.D., P.A. is located at 121 Congressional Ln Suite 416, Rockville, MD 20852. The listed phone number is (301) 468-9090.

What is I. Robert Horowitz, M.D., P.A.'s specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

When was this NPI record last updated?

The NPPES record for I. Robert Horowitz, M.D., P.A. was last updated on January 12, 2010. NPI Profile syncs with the weekly NPPES data releases published by CMS.