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

KATHERINE MICHELLE RIEF M.D.
NPI 1376076232
Internal Medicine - Critical Care Medicine in Scottsdale, AZ

Active since April 07, 2017PECOS Enrolled
13400 E SHEA BLVD, SCOTTSDALE, AZ 85259(480) 301-8000 Get Directions Write a Review

NPPES record last updated: August 5, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 5, 2026, Mar 23, 2026 (2 updates tracked since 2026).

About Katherine Michelle Rief M.d. NPPES

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

KATHERINE MICHELLE RIEF M.D. (NPI 1376076232) is an individual critical care medicine provider in Scottsdale, Arizona, licensed in Arizona (78935) and active in the NPI registry since April 2017. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1376076232
Entity TypeIndividualFemale
Primary Taxonomy207RC0200X
Provider Legal NameKATHERINE MICHELLE RIEFCredential: M.D.
Location Address13400 E SHEA BLVDScottsdale, AZ 85259-5404
Mailing AddressPo Box 860912Minneapolis, MN 55486-0912
Phone(480) 301-8000
Sole ProprietorNo
Enumeration DateApril 7, 2017
Last NPPES UpdateAugust 5, 20262 updates tracked since enumeration
NPPES CertifiedAugust 5, 2026
✔ NPI 1376076232 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RC0200X
Licenses✔ Licensed in AZ · 78935✔ Licensed in MO · 2024019056
Definition
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
Also ListedEmergency MedicineTaxonomy 207P00000X · License 2024019056 (MO), 66676 (TN)
Also ListedPhysical Medicine & RehabilitationTaxonomy 208100000X · License 2024019056 (MO), 66676 (TN)
13400 E SHEA BLVD, Scottsdale, AZ 85259
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Katherine Michelle Rief M.d. 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 85259 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
$127.71 typical visit price
range $55.44 – $168.60
Typical copayment $31.92 (range $13.86 – $42.15)
Most-billed visit code 99204
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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.

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.

AMITKUMAR MEHTA MD
Internal Medicine (Hematology & Oncology)
13400 E SHEA BLVD
SCOTTSDALE, AZ 85259
Maricopa County (480) 301-8000
DR. DEBJIT SAHA MBBS
Internal Medicine (Critical Care Medicine)
13400 E SHEA BLVD
SCOTTSDALE, AZ 85259
Maricopa County (480) 301-8000
MICHAL REID M.D.
Internal Medicine (Pulmonary Disease)
13400 E SHEA BLVD
SCOTTSDALE, AZ 85259
Maricopa County (480) 301-8000
DR. DANIEL MARK FRENDL MD, PHD
Urology
13400 E SHEA BLVD
SCOTTSDALE, AZ 85259
Maricopa County (480) 301-8000
BRETT THEODORE TOLPA CRNA
Nurse Anesthetist, Certified Registered
13400 E SHEA BLVD
SCOTTSDALE, AZ 85259
Maricopa County (480) 301-8000
GINA MUNSON CRNA
Nurse Anesthetist, Certified Registered
13400 E SHEA BLVD
SCOTTSDALE, AZ 85259
Maricopa County (480) 301-8000
DR. CATALINA NICOLE FLORES MD
Radiology (Diagnostic Radiology)
13400 E SHEA BLVD
SCOTTSDALE, AZ 85259
Maricopa County (480) 301-8000
NICOLE WARRINGTON MD
Radiology (Diagnostic Radiology)
13400 E SHEA BLVD
SCOTTSDALE, AZ 85259
Maricopa County (480) 301-8000

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 Rief's NPI number?

The NPI number for Katherine Rief is 1376076232. It was assigned to this individual provider in the NPPES registry on April 7, 2017.

Where is Katherine Rief located?

Katherine Rief practices at 13400 E Shea Blvd, Scottsdale, AZ 85259. The listed phone number is (480) 301-8000.

What is Katherine Rief's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is Katherine Rief enrolled in Medicare?

Yes. Katherine Rief is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Katherine Rief was last updated on August 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.