Quick answers
- Does Shannon L. Gardiner accept Medicare assignment?
- Yes. Medicare's clinician data says Shannon L. Gardiner 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 Shannon L. Gardiner see?
- In 2024, CMS data shows 224 Original Medicare patients and 854 services for Shannon L. Gardiner. This counts Original Medicare only and measures volume, not quality.
- What is Shannon L. Gardiner's NPI number?
- 1689701260. 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 Shannon L. Gardiner, 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 patients | 224 |
|---|---|
| Services billed to Medicare | 854 |
| Different services or procedures | 39 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Removal of impacted ear wax (69210)186 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)160 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)145 services
- Diagnostic exam of voice box using a flexible endoscope (31575)59 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)37 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 cholesterol71%
- High blood pressure63%
- Arthritis46%
- Diabetes25%
- Depression22%
- Anxiety22%
Hospitals where Shannon L. Gardiner works
Medicare's Facility Affiliation Data lists Shannon L. Gardiner 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.
- Saint Alphonsus Medical Center - NampaNampa, ID · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 130013
- Saint Alphonsus Regional Medical CenterBoise, ID · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 130007
- St Luke's Nampa Medical CenterNampa, ID · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 130071
- St Luke's Regional Medical CenterBoise, ID · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 130006
Practice locations
Addresses where Shannon L. Gardiner is enrolled with Medicare (CMS data updated October 2, 2026).
- 10482 W Carlton Bay DrGarden City, ID 83714 (208) 955‑6500
- 1474 N Meridian RdKuna, ID 83634 (208) 809‑2885
- 1900 W Chinden BlvdMeridian, ID 83646 (208) 809‑2860
- 260 S Ten Mile RdMeridian, ID 83642 (208) 809‑2872
- 8601 W Emerald St, Suite 150Boise, ID 83704 (208) 793‑7006
Group practices
Medicare enrollment lists Shannon L. Gardiner as a member of these groups (CMS data updated October 2, 2026).
- Alliance Medical Group LLC133 clinicians in the group
- Chatterton Speech Therapy LLC8 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Garden City
Clinicians with the same Medicare primary specialty in Garden City, ID — not a recommendation.
Other clinicians in Alliance Medical Group LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2002 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1689701260 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians