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NPISignal

Individual Healthcare Provider

James W Loewenherz, MD

NPI Record: ActiveInternal Medicine — Nephrology
NPI1053387746
Miami, Florida

Provider's NPPES record last updated: November 1, 2007

Overview

Entity Type
Individual Healthcare Provider
NPI
1053387746
Primary Specialty
Internal Medicine — Nephrology
Practice Location
Miami, Florida
Sole Proprietor
Yes

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 18, 2026, 7:50 AM 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

    Nephrology

    Allopathic & Osteopathic Physicians

    Primary

    An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

    Taxonomy code 207RN0300X
  • Preventive Medicine

    Aerospace Medicine

    Allopathic & Osteopathic Physicians

    Aerospace medicine focuses on the clinical care, research, and operational support of the health, safety, and performance of crewmembers and passengers of air and space vehicles, together with the support personnel who assist operation of such vehicles. This population often works and lives in remote, isolated, extreme, or enclosed environments under conditions of physical and psychological stress. Practitioners strive for an optimal human-machine match in occupational settings rich with environmental hazards and engineering countermeasures.

    Taxonomy code 2083A0100X
  • Preventive Medicine

    Undersea and Hyperbaric Medicine

    Allopathic & Osteopathic Physicians

    A specialist who treats decompression illness and diving accident cases and uses hyperbaric oxygen therapy to treat such conditions as carbon monoxide poisoning, gas gangrene, non-healing wounds, tissue damage from radiation and burns and bone infections. This specialist also serves as consultant to other physicians in all aspects of hyperbaric chamber operations and assesses risks and applies appropriate standards to prevent disease and disability in divers and other persons working in altered atmospheric conditions.

    Taxonomy code 2083P0011X
  • Emergency Medicine

    Undersea and Hyperbaric Medicine

    Allopathic & Osteopathic Physicians

    A specialist who treats decompression illness and diving accident cases and uses hyperbaric oxygen therapy to treat such conditions as carbon monoxide poisoning, gas gangrene, non-healing wounds, tissue damage from radiation and burns, and bone infections. This specialist also serves as a consultant to other physicians in all aspects of hyperbaric chamber operations, and assesses risks and applies appropriate standards to prevent disease and disability in divers and other persons working in altered atmospheric conditions.

    Taxonomy code 207PE0005X

Provider-Reported License Information

Internal Medicine (Florida)
ME0032843
Preventive Medicine (Florida)
ME 32843
Preventive Medicine (Florida)
ME 32843
Emergency Medicine (Florida)
ME 32843
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

9000 Sw 87th Ct

Suite 215

Miami, Florida 33176-2231

Phone: (305) 274-4800

Record Information

Enumeration Date
February 23, 2006
Provider's NPPES Record Last Updated
November 1, 2007
NPISignal NPPES Dataset
August 2026

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