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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. JAMES JEROME MAHONEY JR. MD
NPI 1174573059
Internal Medicine - Nephrology in Key West, FL

Active since May 11, 2006
1350 DOUGLAS CIR, BMA DIALYSIS 1122 KEYS PLAZA, KEY WEST, FL 33040(305) 797-0303 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jul 13, 2026, Jul 21, 2022 (2 updates tracked since 2022).

About Dr. James Jerome Mahoney Jr. Md NPPES

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

DR. JAMES JEROME MAHONEY JR. MD (NPI 1174573059) is an individual nephrology provider in Key West, Florida, licensed in Florida (ME20354) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1174573059
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameDR. JAMES JEROME MAHONEY JR.Credential: MD
Location Address1350 DOUGLAS CIR, BMA DIALYSIS 1122 KEYS PLAZAKey West, FL 33040-4536
Mailing Address3112 Winchester DrCocoa, FL 32926-5860 · (305) 797-0303 · Fax (305) 293-4813
Phone(305) 797-0303
Sole ProprietorNo
Enumeration DateMay 11, 2006
Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration
✔ NPI 1174573059 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in FL · ME20354
Definition

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.

1350 DOUGLAS CIR, Key West, FL 33040
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Other Identifiers 1

Other01196FL · Blue Shield

Frequently Asked Questions

What is James Mahoney's NPI number?

The NPI number assigned to this healthcare provider is 1174573059, enumerated as an "individual" on May 11, 2006.

Where is the provider located?

The provider is located at 1350 DOUGLAS CIR BMA DIALYSIS 1122 KEYS PLAZA KEY WEST, FL 33040 and the phone number is (305) 797-0303.

What is the provider's specialty?

Internal Medicine with taxonomy code 207RN0300X and a focus in Nephrology.

What insurance does James Mahoney accept?

The provider might be accepting Accepts: Blue Cross Blue Shield, Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.