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DR. JON ISHII M.D.
NPI 1558776252
Pediatrics in Tucson, AZ

Active since June 23, 2014PECOS Enrolled
1501 N CAMPBELL AVE, RM 3335, TUCSON, AZ 85724(520) 626-7944 Get Directions Write a Review

NPPES record last updated: June 23, 2014. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Jon Ishii M.d. NPPES

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

DR. JON ISHII M.D. (NPI 1558776252) is an individual pediatrics provider in Tucson, Arizona, licensed in Arizona (R74479) and active in the NPI registry since June 2014. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1558776252
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameDR. JON ISHIICredential: M.D.
Location Address1501 N CAMPBELL AVE, RM 3335Tucson, AZ 85724-5073
Mailing Address1501 N Campbell Ave Rm 3335, Po Box 245073Tucson, AZ 85724-5073 · (520) 626-7944
Phone(520) 626-7944
Sole ProprietorNo
Enumeration DateJune 23, 2014
✔ NPI 1558776252 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in AZ · R74479
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
1501 N CAMPBELL AVE, Tucson, AZ 85724
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include HMSA.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Jon Ishii 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.

Medicare Billing Reassignments

3

Medicare enrollment records show Jon Ishii reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Paniolo Pediatric And Family Medicine Inc
2,880 mi
Pediatrics
64-1032 MAMALAHOA HWY STE 204
Kamuela, HI 96743
  • Reassigned Medicare billing, Hawaii enrollment
  • 9 clinicians in this Medicare group
NPI 1053812990 (808) 887-6543
Kapiolani Medical Center For Women & Children
2,970 mi
Multi-Specialty
1319 PUNAHOU ST
Honolulu, HI 96826
  • Reassigned Medicare billing, Hawaii enrollment
  • 262 clinicians in this Medicare group
NPI 1548215692 (808) 983-6000
Kapiolani Medical Specialists
2,970 mi
Multi-Specialty
1319 PUNAHOU ST
Honolulu, HI 96826
  • Reassigned Medicare billing, Hawaii enrollment
  • 370 clinicians in this Medicare group
NPI 1124071014 (808) 983-8736

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 85724 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
$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.

MR. DOUGLAS FRANK LARSON PH.D.
Perfusionist
1501 N CAMPBELL AVE, SUITE 4402 ARIZONA HEALTH SCIENCE CENTER
TUCSON, AZ 85724
Pima County (520) 626-6339
MARTIN DEMANT
Pediatrics
1501 N CAMPBELL AVE
TUCSON, AZ 85724
Pima County (520) 626-6507
STEPHANIE RUNKE MD
Obstetrics & Gynecology
1501 N CAMPBELL AVE
TUCSON, AZ 85724
Pima County (520) 694-2530
ASHLEY AZIZI ASSADI MD
Pediatrics
1501 N CAMPBELL AVE
TUCSON, AZ 85724
Pima County (520) 626-7944
STUART HAMEROFF MD
Anesthesiology
1501 N CAMPBELL AVE
TUCSON, AZ 85724
Pima County (520) 694-8888
JOHN GUISTO MD
Emergency Medicine
1501 N CAMPBELL AVE
TUCSON, AZ 85724
Pima County (520) 874-3500
BALDASSARRE STEA MD, PHD
Radiology (Radiation Oncology)
1501 N CAMPBELL AVE
TUCSON, AZ 85724
Pima County (520) 694-7236
NAOMI E RANCE MD, PHD
Pathology (Neuropathology)
1501 N CAMPBELL AVE
TUCSON, AZ 85724
Pima County (520) 874-7400

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 Jon Ishii's NPI number?

The NPI number for Jon Ishii is 1558776252. It was assigned to this individual provider in the NPPES registry on June 23, 2014.

Where is Jon Ishii located?

Jon Ishii practices at 1501 N Campbell Ave Rm 3335, Tucson, AZ 85724. The listed phone number is (520) 626-7944.

What is Jon Ishii's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Jon Ishii enrolled in Medicare?

Yes. Jon Ishii is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Jon Ishii's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jon Ishii reassigns Medicare benefits to 3 organizations: Paniolo Pediatric And Family Medicine Inc (Kamuela, HI), Kapiolani Medical Center For Women & Children (Honolulu, HI) and Kapiolani Medical Specialists (Honolulu, HI). 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 Jon Ishii's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jon Ishii accept?

Health plans from HMSA list Jon Ishii 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 Jon Ishii was last updated on June 23, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years 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.