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JOHN WILLIAM RICHARDSON M.D.
NPI 1235183872
Internal Medicine - Cardiovascular Disease in Dubuque, IA

Active since May 19, 2006
1000 LANGWORTHY ST, DUBUQUE, IA 52001(563) 584-3425(563) 584-3497 Get Directions Write a Review

NPPES record last updated: July 20, 2009. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About John William Richardson M.d. NPPES

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

JOHN WILLIAM RICHARDSON M.D. (NPI 1235183872) is an individual cardiovascular disease provider in Dubuque, Iowa, licensed in Iowa (29589) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1235183872
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameJOHN WILLIAM RICHARDSONCredential: M.D.
Location Address1000 LANGWORTHY STDubuque, IA 52001-7313
Mailing Address1500 Associates DrDubuque, IA 52002-2201 · (563) 584-4100 · Fax (563) 584-4110
Phone(563) 584-3425
Fax(563) 584-3497
Sole ProprietorNo
Enumeration DateMay 19, 2006
Last NPPES UpdateJuly 20, 2009
✔ NPI 1235183872 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
Licenses✔ Licensed in IA · 29589✔ Licensed in WI · 35248
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
1000 LANGWORTHY ST, Dubuque, IA 52001
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Other Identifiers 3

Medicaid0102590IA
Medicare UPINE58268
Medicare ID-Type Unspecified13957IA

Other Providers at the Same Location NPPES 20

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

LARISSA R DEHNING PA-C
Physician Assistant
1000 LANGWORTHY ST
DUBUQUE, IA 52001
Dubuque County (563) 584-3226
KIM M. EHLERS A.R.N.P.
Nurse Practitioner
1000 LANGWORTHY ST
DUBUQUE, IA 52001
Dubuque County (563) 584-3430
SUSAN G. BUSHMAN A.R.N.P.
Nurse Practitioner
1000 LANGWORTHY ST
DUBUQUE, IA 52001
Dubuque County (563) 584-3480
BRIAN LEO LOC D.O.
Internal Medicine (Cardiovascular Disease)
1000 LANGWORTHY ST
DUBUQUE, IA 52001
Dubuque County (563) 584-3425
JOSEPH BERNARD FULLER M.D.
Surgery
1000 LANGWORTHY ST
DUBUQUE, IA 52001
Dubuque County (563) 584-3450
THOMAS ANTHONY SINSKY M.D.
Internal Medicine
1000 LANGWORTHY ST
DUBUQUE, IA 52001
Dubuque County (563) 584-3430
KARI PFAB ARNP
Nurse Practitioner
1000 LANGWORTHY ST
DUBUQUE, IA 52001
Dubuque County (563) 584-3425
CHARLES ALLEN PARKER M.D.
Otolaryngology
1000 LANGWORTHY ST
DUBUQUE, IA 52001
Dubuque County (563) 584-3475

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 John Richardson's NPI number?

The NPI number for John Richardson is 1235183872. It was assigned to this individual provider in the NPPES registry on May 19, 2006.

Where is John Richardson located?

John Richardson practices at 1000 Langworthy St, Dubuque, IA 52001. The listed phone number is (563) 584-3425.

What is John Richardson's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

When was this NPI record last updated?

The NPPES record for John Richardson was last updated on July 20, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.