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WILLIAM J. KORNRICH MD PC
NPI 1801138268
Internal Medicine in Riverhead, NY

Active since March 25, 2013
887 OLD COUNTRY RD, SUITE A, RIVERHEAD, NY 11901(631) 727-6122(631) 727-2672 Get Directions Write a Review

NPPES record last updated: March 25, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About William J. Kornrich Md Pc NPPES

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

WILLIAM J. KORNRICH MD PC (NPI 1801138268) is a healthcare organization registered as an internal medicine in Riverhead, New York and active in the NPI registry since March 2013. The organization lists William Kornrich, President, as its authorized official.

NPPES Registry Identity

NPI1801138268
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameWILLIAM J. KORNRICH MD PC
Location Address887 OLD COUNTRY RD, SUITE ARiverhead, NY 11901-2115
Mailing Address887 Old Country Rd, Suite ARiverhead, NY 11901-2115 · (631) 727-6122 · Fax (631) 727-2672
Phone(631) 727-6122
Fax(631) 727-2672
Organization SubpartNo
Authorized OfficialWilliam KornrichPresident · (631) 727-6122
Enumeration DateMarch 25, 2013
✔ NPI 1801138268 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
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.
887 OLD COUNTRY RD, Riverhead, NY 11901
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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.

DR. ELIZABETH ANNE DOROSKI D.D.S.
Dentist (General Practice)
887 OLD COUNTRY RD, SUITE B
RIVERHEAD, NY 11901
Suffolk County (631) 727-0770
DR. WILLIAM J KORNRICH MD
Internal Medicine
887 OLD COUNTRY RD, SUITE A
RIVERHEAD, NY 11901
Suffolk County (631) 727-6122
DR. JEFFREY SLANEY WILLIAMS SR. O.D.
Optometrist
887 OLD COUNTRY RD, SUITE K-L
RIVERHEAD, NY 11901
Suffolk County (631) 727-2858
GARY S ROSENBAUM MD PC
Internal Medicine (Infectious Disease)
887 OLD COUNTRY RD, SUITE A
RIVERHEAD, NY 11901
Suffolk County (631) 727-6122
CEA SPEECH-LANGUAGE PATHOLOGY, PLLC
Clinic/Center (Hearing and Speech)
887 OLD COUNTRY RD
RIVERHEAD, NY 11901
Suffolk County (631) 591-3288
DR. FRANKLIN L. STONE D.D.S.
Dentist (General Practice)
887 OLD COUNTRY RD
RIVERHEAD, NY 11901
Suffolk County (631) 727-2313
DR. JEFFREY SLANEY WILLIAMS JR. O.D.
Optometrist
887 OLD COUNTRY RD, SUITE G-K-L
RIVERHEAD, NY 11901
Suffolk County (631) 727-2858
DR. GREGORY PAUL DOROSKI DMD
Dentist (General Practice)
887 OLD COUNTRY RD, SUITE B
RIVERHEAD, NY 11901
Suffolk County (631) 727-0770

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 William J. Kornrich MD PC's NPI number?

The NPI number for William J. Kornrich MD PC is 1801138268. It was assigned to this organization in the NPPES registry on March 25, 2013.

Where is William J. Kornrich MD PC located?

William J. Kornrich MD PC is located at 887 Old Country Rd Suite A, Riverhead, NY 11901. The listed phone number is (631) 727-6122.

What is William J. Kornrich MD PC's specialty?

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

When was this NPI record last updated?

The NPPES record for William J. Kornrich MD PC was last updated on March 25, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.