Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.

MR. MARK I CHIEH HONG, M.D

Active

Nephrology · MASON CITY, IA

Registration Details

NPI Number: 1982048286
Provider Type: Individual
Gender: Male
NPI Issued: Apr 17, 2013 (13.078758843751 yrs)
Last Updated: Jul 15, 2025
License: 42588 (IA)

Practice Information

Address: 1000 4TH ST SW

MASON CITY, IA, 504012800
Browse IA providers · Browse ZIP 50401
Phone: 6414286999
Fax: 6414286678
Primary Specialty: Nephrology
207RN0300X
Additional Specialty: Nephrology

Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.