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Allergy/Immunology

Joshua G. Gibbs, DO

Sees patients in Rancho Cucamonga, CA · California

Summary

Dr. Joshua G. Gibbs, DO is an allergist and immunologist at 9045 Haven Ave, Suite 101, Rancho Cucamonga, CA 91730. Phone: (909) 944-9058. Accepts Medicare assignment. In 2024, Joshua G. Gibbs had 27 Original Medicare patients and 1,185 services. NPI 1427195734. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Allergist and immunologist (Medicare lists Allergy/Immunology)
  • Address: 9045 Haven Ave, Suite 101, Rancho Cucamonga, CA 91730 · Directions
  • Phone: (909) 944‑9058
  • Medicare: Accepts Medicare assignment
  • Medical school: Philadelphia College Of Osteopathic Medicine · graduated 2001 (25 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Joshua G. Gibbs, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Joshua G. Gibbs accept Medicare assignment?
Yes. Medicare's clinician data says Joshua G. Gibbs accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Joshua G. Gibbs see?
In 2024, CMS data shows 27 Original Medicare patients and 1,185 services for Joshua G. Gibbs. This counts Original Medicare only and measures volume, not quality.
What is Joshua G. Gibbs's NPI number?
1427195734. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Joshua G. Gibbs, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients27
Services billed to Medicare1,185
Different services or procedures6
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Test for allergy using allergenic extract (95004)1,136 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)26 services
  3. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)13 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis44%

Practice locations

Addresses where Joshua G. Gibbs is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Allergy/Immunology doctors in California →

Other allergist and immunologists in California

Clinicians with the same Medicare primary specialty in California — not a recommendation.

All allergist and immunologists in California →

Clinician information

CredentialDO
Medical schoolPhiladelphia College Of Osteopathic Medicine
Graduation year2001 (25 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1427195734
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians