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DR. MARK J. KROPF M.D.
NPI 1104820018
Internal Medicine in Port Jefferson, NY

Active since June 08, 2005
200 BELLE TERRE ROAD, SUITE 100, PORT JEFFERSON, NY 11777(631) 331-6090(631) 474-7855 Get Directions Write a Review

NPPES record last updated: March 28, 2008. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Mark J. Kropf M.d. NPPES

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

DR. MARK J. KROPF M.D. (NPI 1104820018) is an individual internal medicine provider in Port Jefferson, New York, licensed in New York (60-166236) and active in the NPI registry since June 2005.

NPPES Registry Identity

NPI1104820018
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. MARK J. KROPFCredential: M.D.
Location Address200 BELLE TERRE ROAD, SUITE 100Port Jefferson, NY 11777-1928
Mailing Address200 Belle Terre Rd, Suite 100Port Jefferson, NY 11777-1928 · (631) 331-6090 · Fax (631) 474-7855
Phone(631) 331-6090
Fax(631) 474-7855
Sole ProprietorYes
Enumeration DateJune 8, 2005
Last NPPES UpdateMarch 28, 2008
✔ NPI 1104820018 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 60-166236
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.
200 BELLE TERRE ROAD, Port Jefferson, NY 11777
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Other Identifiers 3

Medicare UPINA63918NY
Medicare PIN71D021NY
Medicaid01103373NY

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MOHAMMAD MOSTAFA AMIN PHYSICIAN, PLLC
Internal Medicine (Pulmonary Disease)
200 BELLE TERRE ROAD, SLEEP LAB
PORT JEFFERSON, NY 11777
Suffolk County (631) 974-6439
DR. JOSEPH PETER BOGLIA MD
Internal Medicine (Nephrology)
200 BELLE TERRE ROAD, STE 110
PORT JEFFERSON, NY 11777
Suffolk County (631) 476-1010
DR. KERI A LOGAN DMD
Dentist (General Practice)
200 BELLE TERRE ROAD, ST. CHARLES HOSPITAL
PORT JEFFERSON, NY 11777
Suffolk County (631) 474-6553
DR. KENNETH IRWIN FISHBERGER MD
Internal Medicine
200 BELLE TERRE ROAD, SUITE #110
PORT JEFFERSON, NY 11777
Suffolk County (631) 642-9801
MS. DARCY K UPTON PT RN
Registered Nurse
200 BELLE TERRE ROAD, ST CHARLES HOSPITAL
PORT JEFFERSON, NY 11777
Suffolk County (631) 474-6812
MRS. SHERLY T CHAMAKALA N.P
Nurse Practitioner (Adult Health)
200 BELLE TERRE ROAD, ST CHARLES HOSPITAL
PORT JEFFERSON, NY 11777
Suffolk County (631) 474-6000
DR. JULIETTE AVIGDOR TROPE M.D.
Pediatrics
200 BELLE TERRE ROAD
PORT JEFFERSON, NY 11777
Suffolk County (631) 474-6205
KATHLEEN GALWAY MA CCC-SLP
Speech-Language Pathologist
200 BELLE TERRE ROAD
PORT JEFFERSON, NY 11777
Suffolk County (631) 474-6263

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 Mark Kropf's NPI number?

The NPI number for Mark Kropf is 1104820018. It was assigned to this individual provider in the NPPES registry on June 8, 2005.

Where is Mark Kropf located?

Mark Kropf practices at 200 Belle Terre Road Suite 100, Port Jefferson, NY 11777. The listed phone number is (631) 331-6090.

What is Mark Kropf'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 Mark Kropf was last updated on March 28, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.