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KENNETH H BARKER MD
NPI 1306581004
Internal Medicine - Hematology & Oncology in Scottsdale, AZ

Active since April 28, 2022PECOS EnrolledAccepts Medicare Assignment
13400 E SHEA BLVD, SCOTTSDALE, AZ 85259(480) 301-8000 Get Directions Write a Review

NPPES record last updated: June 27, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Jun 27, 2025, May 21, 2025, Apr 9, 2025 and 1 more (4 updates tracked since 2022).

About Kenneth H Barker Md NPPES

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

KENNETH H BARKER MD (NPI 1306581004) is an individual hematology & oncology provider in Scottsdale, Arizona, licensed in Arizona (76222) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS, maintains a secondary practice location in Tucson, and is a graduate of Oakland Univ, William Beaumont School Of Medicine (2022).

NPPES Registry Identity

NPI1306581004
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameKENNETH H BARKERCredential: MD
Location Address13400 E SHEA BLVDScottsdale, AZ 85259-5499
Mailing Address4205 W Reddie LoopPhoenix, AZ 85083-1610 · (602) 717-6592
Phone(480) 301-8000
Sole ProprietorNo
Medical School CMSOakland Univ, William Beaumont School Of MedicineGraduated 2022
Enumeration DateApril 28, 2022
Last NPPES UpdateJune 27, 20254 updates tracked since enumeration
NPPES CertifiedJune 27, 2025
✔ NPI 1306581004 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in AZ · 76222
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
13400 E SHEA BLVD, Scottsdale, AZ 85259
Open in Google Maps ↗

Secondary Practice Location 1

Location 11501 N Campbell AveTucson, AZ 85724-0001 · Phone (520) 626-8818

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Kenneth H Barker Md 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 ID4880074194
PECOS Enrollment IDI20250620001685
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 Kenneth Barker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mayo Clinic Arizona
0.1 mi
Multi-Specialty
13400 E SHEA BLVD
Scottsdale, AZ 85259
  • Reassigned Medicare billing, Arizona enrollment
  • 1,792 clinicians in this Medicare group
NPI 1558332494 (480) 301-8000

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 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
$168.60 typical visit price
range $55.44 – $168.60
Typical copayment $42.15 (range $13.86 – $42.15)
Most-billed visit code 99205
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 Kenneth Barker's NPI number?

The NPI number for Kenneth Barker is 1306581004. It was assigned to this individual provider in the NPPES registry on April 28, 2022.

Where is Kenneth Barker located?

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

What is Kenneth Barker's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Kenneth Barker enrolled in Medicare?

Yes. Kenneth Barker 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.

Which organization bills Medicare for Kenneth Barker's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kenneth Barker reassigns Medicare benefits to Mayo Clinic Arizona (Scottsdale, AZ). 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 Kenneth Barker'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 Kenneth Barker was last updated on June 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.