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NPISignal

Individual Healthcare Provider

Konstantinos Lontos, M.D.

NPI Record: ActiveInternal Medicine — Hematology
NPI1467890749
Winston Salem, North Carolina

Provider's NPPES record last updated: July 11, 2024

Overview

Entity Type
Individual Healthcare Provider
NPI
1467890749
Primary Specialty
Internal Medicine — Hematology
Practice Location
Winston Salem, North Carolina
Sole Proprietor
No

Federal Screening

NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.

List of Excluded Individuals/Entities (LEIE)

HHS Office of Inspector General

No potential match identified

No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.

Source data
September 10, 2026
Records indexed
84,001
Screened
Sep 20, 2026, 1:06 PM UTC

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

SAM.gov Exclusions

U.S. General Services Administration

Not checked

SAM.gov Exclusions was not checked.

SAM.gov screening is not configured on this deployment. No SAM check has been performed.

Screened
Not checked

This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

Run a name-based screening

Searches OIG LEIE and SAM.gov by name and reviews every potential match.

Specialties & Taxonomies

  • Internal Medicine

    Hematology

    Allopathic & Osteopathic Physicians

    Primary

    An internist with additional training who specializes in diseases of the blood, spleen and lymph. This specialist treats conditions such as anemia, clotting disorders, sickle cell disease, hemophilia, leukemia and lymphoma.

    Taxonomy code 207RH0000X
  • Internal Medicine

    Hematology & Oncology

    Allopathic & Osteopathic Physicians

    An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

    Taxonomy code 207RH0003X
  • Internal Medicine

    Medical Oncology

    Allopathic & Osteopathic Physicians

    An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.

    Taxonomy code 207RX0202X
  • Student in an Organized Health Care Education/Training Program

    Student, Health Care

    An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

    Taxonomy code 390200000X

Provider-Reported License Information

Internal Medicine (North Carolina)
2023-01100
Internal Medicine (Pennsylvania)
MD467863
Internal Medicine (North Carolina)
2023-01100
Internal Medicine (North Carolina)
2023-01100
Student in an Organized Health Care Education/Training Program (Pennsylvania)
MT209241
License numbers are reported by the provider to NPPES and are not independently verified by NPISignal against any state licensing board. Confirm current license status directly with the issuing state board.

Practice Locations

Practice Location

3333 Silas Creek Pkwy

Winston Salem, North Carolina 27103-3013

Phone: (336) 718-5570

Additional Practice Location

Upmc Cancer Pavilion

5150 Centre Avenue, 5th Floor

Pittsburgh, Pennsylvania 15232

Phone: (412) 648-6575

Record Information

Enumeration Date
June 10, 2013
Provider's NPPES Record Last Updated
July 11, 2024
Certification Date
July 11, 2024
Deactivation Date
March 10, 2014
Reactivation Date
June 26, 2015
NPISignal NPPES Dataset
August 2026

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