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AUSTIN PAUL DIEHL MD
NPI 1952051088
Hospitalist in Gilbert, AZ

Active since March 23, 2022PECOS EnrolledAccepts Medicare Assignment
1900 N HIGLEY ROAD, ATTN BMG HOSPITALIST TEAM/AMANDA GUMP, GILBERT, AZ 85234(480) 543-2034(480) 543-2647 Get Directions Write a Review

NPPES record last updated: November 12, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Nov 12, 2025, Sep 9, 2025 (2 updates tracked since 2025).

About Austin Paul Diehl Md NPPES

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

AUSTIN PAUL DIEHL MD (NPI 1952051088) is an individual hospitalist provider in Gilbert, Arizona, licensed in Arizona (75927) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1952051088
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameAUSTIN PAUL DIEHLCredential: MD
Location Address1900 N HIGLEY ROAD, ATTN BMG HOSPITALIST TEAM/AMANDA GUMPGilbert, AZ 85234
Mailing Address1900 N Higley Road, Attn Bmg Hospitalist Team/amanda GumpGilbert, AZ 85234 · (480) 543-2034 · Fax (480) 543-2647
Phone(480) 543-2034
Fax(480) 543-2647
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateMarch 23, 2022
Last NPPES UpdateNovember 12, 20252 updates tracked since enumeration
NPPES CertifiedNovember 12, 2025
✔ NPI 1952051088 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in AZ · 75927
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedInternal MedicineTaxonomy 207R00000X · License 75927 (AZ)
1900 N HIGLEY ROAD, Gilbert, AZ 85234
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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

Austin Paul Diehl 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 ID9931580883
PECOS Enrollment IDI20251008001847
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 Reassignments

2

Medicare enrollment records show Austin Diehl reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Banner Hospital Based Physicians Arizona LLC
Same address
Multi-Specialty
1900 N HIGLEY RD
Gilbert, AZ 85234
  • Reassigned Medicare billing, Arizona enrollment
  • 1,081 clinicians in this Medicare group
NPI 1124374822 (480) 543-2034
Banner Cancer Center Specialists LLC
21 mi
Oncology
2901 N CENTRAL AVE STE 160
Phoenix, AZ 85012
  • Reassigned Medicare billing, Arizona enrollment
  • 470 clinicians in this Medicare group
NPI 1518253152 (602) 747-4000

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 85234 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 13

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

ALEXANDRA FITZPATRICK ARNIERI PA-C
Family Medicine
1900 N HIGLEY ROAD
GILBERT, AZ 85234
Maricopa County (480) 543-2000
JONATHAN GOIT DO
Hospitalist
1900 N HIGLEY ROAD, ATTN: HOSPITALISTS
GILBERT, AZ 85234
Maricopa County (480) 543-2034
DR. DEREK YEE MD
Hospitalist
1900 N HIGLEY ROAD, ATTN BMG HOSPITALIST TEAM/AMANDA GUMP
GILBERT, AZ 85234
Maricopa County (480) 543-2034
STEVEN ISAMU COLLINS DO
Hospitalist
1900 N HIGLEY ROAD, ATTN BMG HOSPITALIST TEAM/AMANDA GUMP
GILBERT, AZ 85234
Maricopa County (480) 543-2034
DR. RYAN PERKINSON KNIGHT DO
Hospitalist
1900 N HIGLEY ROAD
GILBERT, AZ 85234
Maricopa County (480) 543-2034
JESSI RAE MCMINN MD
Hospitalist
1900 N HIGLEY ROAD
GILBERT, AZ 85234
Maricopa County (480) 543-2034
TOMMY CHRIS PRICE M.D.
Emergency Medicine
1900 N HIGLEY ROAD, BANNER GATEWAY MEDICAL CENTER
GILBERT, AZ 85234
Maricopa County (480) 543-2200
JULIAN CHRISTOPHER DUNKLEY MD
Hospitalist
1900 N HIGLEY ROAD
GILBERT, AZ 85234
Maricopa County (480) 543-2034

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 Austin Diehl's NPI number?

The NPI number for Austin Diehl is 1952051088. It was assigned to this individual provider in the NPPES registry on March 23, 2022.

Where is Austin Diehl located?

Austin Diehl practices at 1900 N Higley Road Attn Bmg Hospitalist Team/Amanda Gump, Gilbert, AZ 85234. The listed phone number is (480) 543-2034.

What is Austin Diehl's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Austin Diehl enrolled in Medicare?

Yes. Austin Diehl 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 organizations bill Medicare for Austin Diehl's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Austin Diehl reassigns Medicare benefits to 2 organizations: Banner Hospital Based Physicians Arizona LLC (Gilbert, AZ) and Banner Cancer Center Specialists LLC (Phoenix, AZ). Each 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 Austin Diehl'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 Austin Diehl was last updated on November 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.