Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MARVIN DEAN WALKER D.O.
NPI 1609833102
Radiology - Diagnostic Radiology in Clive, IA

Q: What is Marvin Walker's NPI number?

The NPI number for Marvin Walker is 1609833102. It was assigned to this individual provider in the NPPES registry on April 27, 2006.

Q: What is Marvin Walker's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Q: When was this NPI record last updated?

The NPPES record for Marvin Walker was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 30 days 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.

Active since April 27, 2006PECOS Enrolled

12368 STRATFORD DR, SUITE 300, CLIVE, IA 50325(515) 226-9810(515) 226-8408 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Marvin Dean Walker D.o. NPPES

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

MARVIN DEAN WALKER D.O. (NPI 1609833102) is an individual diagnostic radiology provider in Clive, Iowa, licensed in Iowa (02204) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1609833102

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameMARVIN DEAN WALKERCredential: D.O.

Location Address12368 STRATFORD DR, SUITE 300Clive, IA 50325-8162

Mailing Address153 37th StDes Moines, IA 50312-4303 · (515) 277-0753

Phone(515) 226-9810

Fax(515) 226-8408

Sole ProprietorNo

Enumeration DateApril 27, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1609833102 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

License✔ Licensed in IA · 02204

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

12368 STRATFORD DR, Clive, IA 50325

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Other Identifiers 1

Medicaid1043364IA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Marvin Dean Walker D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 50325 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$81.84 typical visit price

range $52.96 – $161.40

Typical copayment $20.46 (range $13.24 – $40.35)

Most-billed visit code 99203

Established Patient

$66.36 typical visit price

range $16.91 – $131.98

Typical copayment $16.59 (range $4.22 – $32.99)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Nuclear Medicine: Correlation with Existing Imaging Studies for All Patients Undergoing Bone Scintigraphy

Percentage of final reports for all patients, regardless of age, undergoing bone scintigraphy that include physician documentation of correlation with existing relevant imaging studies (e.g., x-ray, MRI, CT, etc.) that were performed

78%32 patients

Radiology: Reminder System for Screening Mammograms

Percentage of patients undergoing a screening mammogram whose information is entered into a reminder system with a target due date for the next mammogram

100%162 patients

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

ANDREW DAVID NISH M.D.

Radiology (Vascular & Interventional Radiology)