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KATHERINE MACK PA-C
NPI 1598423923
Physician Assistant in Yuma, AZ

Active since December 02, 2021PECOS EnrolledAccepts Medicare Assignment
2680 S AVENUE B, YUMA, AZ 85364(928) 336-1476(928) 336-9622 Get Directions Write a Review

NPPES record last updated: January 7, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 7, 2025, Aug 17, 2023, Dec 2, 2021 (3 updates tracked since 2021).

About Katherine Mack Pa-c NPPES

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

KATHERINE MACK PA-C (NPI 1598423923) is an individual physician assistant in Yuma, Arizona, licensed in Arizona (10850) and active in the NPI registry since December 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1598423923
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameKATHERINE MACKCredential: PA-C
Location Address2680 S AVENUE BYuma, AZ 85364-6901
Mailing Address2400 S Avenue AYuma, AZ 85364-7127 · (928) 344-2000
Phone(928) 336-1476
Fax(928) 336-9622
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateDecember 2, 2021
Last NPPES UpdateJanuary 7, 20253 updates tracked since enumeration
NPPES CertifiedJanuary 7, 2025
✔ NPI 1598423923 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Licenses✔ Licensed in AZ · 10850✔ Licensed in UT · 12482391-1206
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
2680 S AVENUE B, Yuma, AZ 85364
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Katherine Mack Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9032649348
PECOS Enrollment IDI20250214002493
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 85364 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
$85.89 typical visit price
range $55.44 – $168.60
Typical copayment $21.47 (range $13.86 – $42.15)
Most-billed visit code 99203
Established Patient
$69.24 typical visit price
range $17.72 – $137.41
Typical copayment $17.31 (range $4.43 – $34.35)
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.

Other Providers at the Same Location NPPES 3

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

DEVEN S GUJRATHI MD
Otolaryngology
2680 S AVENUE B
YUMA, AZ 85364
Yuma County (928) 336-1476
PATRICK CRAIG FORD PHYSICIAN ASSISTANT
Physician Assistant (Surgical)
2680 S AVENUE B
YUMA, AZ 85364
Yuma County (928) 336-1476
EAR NOSE AND THROAT OF YUMA PLLC
Otolaryngology
2680 S AVENUE B
YUMA, AZ 85364
Yuma County (928) 783-4476

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 Katherine Mack's NPI number?

The NPI number for Katherine Mack is 1598423923. It was assigned to this individual provider in the NPPES registry on December 2, 2021.

Where is Katherine Mack located?

Katherine Mack practices at 2680 S Avenue B, Yuma, AZ 85364. The listed phone number is (928) 336-1476.

What is Katherine Mack's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Katherine Mack enrolled in Medicare?

Yes. Katherine Mack is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Katherine Mack accept?

Health plans from Blue Cross Blue Shield of Arizona list Katherine Mack as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Katherine Mack was last updated on January 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.