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DENNIS D TIESZEN OD
NPI 1952452831
Optometrist in Waterloo, IA

Active since January 16, 2007
999 HOME PLZ, SUITE 100, WATERLOO, IA 50701(319) 236-0815 Get Directions Write a Review

NPPES record last updated: December 22, 2009. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dennis D Tieszen Od NPPES

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

DENNIS D TIESZEN OD (NPI 1952452831) is an individual optometrist in Waterloo, Iowa, licensed in Iowa (01790) and active in the NPI registry since January 2007.

NPPES Registry Identity

NPI1952452831
Entity TypeIndividualMale
Primary Taxonomy152W00000X
Provider Legal NameDENNIS D TIESZENCredential: OD
Location Address999 HOME PLZ, SUITE 100Waterloo, IA 50701-4822
Mailing Address999 Home Plz, Suite 100Waterloo, IA 50701-4822 · (319) 236-0815
Phone(319) 236-0815
Sole ProprietorNo
Enumeration DateJanuary 16, 2007
Last NPPES UpdateDecember 22, 2009
✔ NPI 1952452831 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License✔ Licensed in IA · 01790
Definition
Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.
999 HOME PLZ, Waterloo, IA 50701
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Other Identifiers 8

Medicare UPINT01141IA
Other18418IA · Blue Cross Blue Shield
Other410030429IA · Medicare Id
Medicare PIN18418IA
Medicare NSC0358460001IA
OtherCG4244IA · Medicare Id
Medicaid0117267IA
Medicare NSC0358460003IA

Other Providers at the Same Location NPPES 4

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

BENJAMIN L MASON M.D..
Ophthalmology
999 HOME PLZ
WATERLOO, IA 50701
Black Hawk County (319) 287-5890
IOWA EYECARE ASSOCIATES PC
Optometrist
999 HOME PLZ, SUITE 100
WATERLOO, IA 50701
Black Hawk County (319) 236-0815
DR. STEVEN D BOEKE O.D.
Optometrist
999 HOME PLZ
WATERLOO, IA 50701
Black Hawk County (319) 236-0815
JERRY L STAHL O.D.
Optometrist
999 HOME PLZ, SUITE 100
WATERLOO, IA 50701
Black Hawk County (319) 236-0815

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 Dennis Tieszen's NPI number?

The NPI number for Dennis Tieszen is 1952452831. It was assigned to this individual provider in the NPPES registry on January 16, 2007.

Where is Dennis Tieszen located?

Dennis Tieszen practices at 999 Home Plz Suite 100, Waterloo, IA 50701. The listed phone number is (319) 236-0815.

What is Dennis Tieszen's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

When was this NPI record last updated?

The NPPES record for Dennis Tieszen was last updated on December 22, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.