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CASEY ROBERT VIENI MD, PHD
NPI 1801584529
Pathology - Medical Microbiology in Salt Lake City, UT

Active since May 01, 2023PECOS Enrolled
30 N MARIO CAPECCHI DR RM 3N100, SALT LAKE CITY, UT 84132(801) 583-2787 Get Directions Write a Review

NPPES record last updated: July 8, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 8, 2026, Oct 26, 2023, May 1, 2023 (3 updates tracked since 2023).

About Casey Robert Vieni Md, Phd NPPES

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

CASEY ROBERT VIENI MD, PHD (NPI 1801584529) is an individual medical microbiology provider in Salt Lake City, Utah, licensed in Utah (14281276-1205) and active in the NPI registry since May 2023. He is enrolled in Medicare PECOS and maintains a secondary practice location in Rochester.

NPPES Registry Identity

NPI1801584529
Entity TypeIndividualMale
Primary Taxonomy207ZM0300X
Provider Legal NameCASEY ROBERT VIENICredential: MD, PHD
Location Address30 N MARIO CAPECCHI DR RM 3N100Salt Lake City, UT 84132-0001
Mailing Address30 N Mario Capecchi Dr Rm 3n100Salt Lake City, UT 84132-0001 · (801) 583-2787
Phone(801) 583-2787
Sole ProprietorNo
Enumeration DateMay 1, 2023
Last NPPES UpdateJuly 8, 20263 updates tracked since enumeration
NPPES CertifiedJuly 8, 2026
✔ NPI 1801584529 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPathology · Medical MicrobiologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZM0300X
License✔ Licensed in UT · 14281276-1205
Definition
A medical microbiologist is expert in the isolation and identification of microbial agents that cause infectious disease. Viruses, bacteria and fungi, as well as parasites, are identified and, where possible, tested for susceptibility to appropriate antimicrobial agents.
Also ListedPathology · Anatomic Pathology & Clinical PathologyTaxonomy 207ZP0102X · License 77533 (MN), 39 (MN)
30 N MARIO CAPECCHI DR RM 3N100, Salt Lake City, UT 84132
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Secondary Practice Location 1

Location 1200 1st St SWRochester, MN 55905-0001 · Phone (507) 284-2511

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Casey Robert Vieni Md, Phd 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.

Medicare Billing Reassignment

Medicare enrollment records show Casey Vieni reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mayo Clinic
1,014 mi
Infectious Disease
200 1ST ST SW
Rochester, MN 55905
  • Reassigned Medicare billing, Minnesota enrollment
  • 6,534 clinicians in this Medicare group
NPI 1114343860 (507) 284-2511

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 84132 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
$125.70 typical visit price
range $54.34 – $166.03
Typical copayment $31.42 (range $13.58 – $41.50)
Most-billed visit code 99204
Established Patient
$96.35 typical visit price
range $17.23 – $135.20
Typical copayment $24.08 (range $4.30 – $33.80)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Casey Vieni's NPI number?

The NPI number for Casey Vieni is 1801584529. It was assigned to this individual provider in the NPPES registry on May 1, 2023.

Where is Casey Vieni located?

Casey Vieni practices at 30 N Mario Capecchi Dr Rm 3n100, Salt Lake City, UT 84132. The listed phone number is (801) 583-2787.

What is Casey Vieni's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Medical Microbiology, with taxonomy code 207ZM0300X.

Is Casey Vieni enrolled in Medicare?

Yes. Casey Vieni is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Casey Vieni's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Casey Vieni reassigns Medicare benefits to Mayo Clinic (Rochester, MN). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Casey Vieni's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Casey Vieni was last updated on July 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.