1. Home
  2. Directory
  3. Arizona
  4. Phoenix
  5. Internal Medicine
  6. NPI Profile

TIMOTHY SHIMON MD
NPI 1659013944
Internal Medicine in Phoenix, AZ

Active since April 08, 2022PECOS EnrolledAccepts Medicare Assignment
1111 E MCDOWELL RD, PHOENIX, AZ 85006(602) 509-8155 Get Directions Write a Review

NPPES record last updated: November 11, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 11, 2025, Jun 19, 2023, Apr 8, 2022 (3 updates tracked since 2022).

About Timothy Shimon Md NPPES

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

TIMOTHY SHIMON MD (NPI 1659013944) is an individual internal medicine provider in Phoenix, Arizona, licensed in Arizona (R79357) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS and is a graduate of Creighton University School Of Medicine (2022).

NPPES Registry Identity

NPI1659013944
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameTIMOTHY SHIMONCredential: MD
Location Address1111 E MCDOWELL RDPhoenix, AZ 85006-2612
Mailing Address1300 N 12th St Ste 508Phoenix, AZ 85006-2849
Phone(602) 509-8155
Sole ProprietorNo
Medical School CMSCreighton University School Of MedicineGraduated 2022
Enumeration DateApril 8, 2022
Last NPPES UpdateNovember 11, 20253 updates tracked since enumeration
NPPES CertifiedNovember 11, 2025
✔ NPI 1659013944 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in AZ · R79357
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1111 E MCDOWELL RD, Phoenix, AZ 85006
Open in Google Maps ↗

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

Timothy Shimon 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 ID9638558422
PECOS Enrollment IDI20260106003745
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 Timothy Shimon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Banner - University Hospital Based Physicians LLC
1.4 mi
General Acute Care Hospital
2901 N CENTRAL AVE STE 160
Phoenix, AZ 85012
  • Reassigned Medicare billing, Arizona enrollment
  • 728 clinicians in this Medicare group
NPI 1750751566 (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 85006 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.

DR. CARRIE LYNN COOK D.O.
Emergency Medicine
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Maricopa County (480) 500-2540
DANA ARCHBOLD MD
Internal Medicine
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Maricopa County (602) 839-2296
ROBIN LAURIE MCFARLANE MD
Psychiatry & Neurology (Neurology)
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Maricopa County (602) 839-2266
ERICA KRIS MD
Emergency Medicine
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Maricopa County (602) 839-2000
MS. MEREDITH ELIZABETH GATES PA
Physician Assistant (Medical)
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Maricopa County (602) 839-2000
ALEXANDRA LEIGH KLEBER ARNP
Nurse Practitioner (Acute Care)
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Maricopa County (812) 525-4607
RACHEL SCHWARZ PA
Physician Assistant
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Maricopa County (602) 839-6968
CRAIG ALAN WESTLEY
Pharmacist
1111 E MCDOWELL RD, BANNER GOOD SAMARITAN MEDICAL CENTER PHARMACY
PHOENIX, AZ 85006
Maricopa County (602) 839-4556

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 Timothy Shimon's NPI number?

The NPI number for Timothy Shimon is 1659013944. It was assigned to this individual provider in the NPPES registry on April 8, 2022.

Where is Timothy Shimon located?

Timothy Shimon practices at 1111 E Mcdowell Rd, Phoenix, AZ 85006. The listed phone number is (602) 509-8155.

What is Timothy Shimon's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Timothy Shimon enrolled in Medicare?

Yes. Timothy Shimon 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 Timothy Shimon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Timothy Shimon reassigns Medicare benefits to Banner - University Hospital Based Physicians LLC (Phoenix, 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 Timothy Shimon'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 Timothy Shimon was last updated on November 11, 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.