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Gastroenterology

Jimmy J. Giang, DO

Works at hospitals in Haxtun, CO · Loveland, CO · Fort Collins, CO … · Colorado

Summary

Dr. Jimmy J. Giang, DO is a gastroenterologist at 3702 S Timberline Rd, Suite A, Fort Collins, CO 80525. Phone: (970) 207-9773. Accepts Medicare assignment. In 2024, Jimmy J. Giang had 398 Original Medicare patients and 2,111 services. NPI 1073933941. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Jimmy J. Giang, 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 Jimmy J. Giang accept Medicare assignment?
Yes. Medicare's clinician data says Jimmy J. Giang 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 Jimmy J. Giang see?
In 2024, CMS data shows 398 Original Medicare patients and 2,111 services for Jimmy J. Giang. This counts Original Medicare only and measures volume, not quality.
What is Jimmy J. Giang's NPI number?
1073933941. 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 Jimmy J. Giang, 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 patients398
Services billed to Medicare2,111
Different services or procedures45
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Pathology examination of tissue using a microscope, intermediate complexity (88305)627 services
  2. Biopsy of large bowel using a flexible endoscope (45380)177 services
  3. Removal of polyps or growths of large bowel using an endoscope with mechanical snare (45385)165 services
  4. Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)121 services
  5. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)66 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 pressure70%
  • High cholesterol67%
  • Arthritis46%
  • Diabetes26%
  • Ischemic heart disease26%
  • Anxiety24%

Hospitals where Jimmy J. Giang works

Medicare's Facility Affiliation Data lists Jimmy J. Giang at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Jimmy J. Giang is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jimmy J. Giang as a member of this group (CMS data updated October 2, 2026).

  • Centers for Gastroenterology38 clinicians in the group

Specialties

Find other Gastroenterology doctors in Colorado →

Other gastroenterologists in Fort Collins

Clinicians with the same Medicare primary specialty in Fort Collins, CO — not a recommendation.

All gastroenterologists in Fort Collins →

Other clinicians in Centers for Gastroenterology

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialDO
Medical schoolRocky Vista University College Of Osteopathic Med
Graduation year2014 (12 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1073933941
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians