Quick answers
- Does Karen K. Wicker accept Medicare assignment?
- Yes. Medicare's clinician data says Karen K. Wicker 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 Karen K. Wicker see?
- In 2024, CMS data shows 99 Original Medicare patients and 104 services for Karen K. Wicker. This counts Original Medicare only and measures volume, not quality.
- What is Karen K. Wicker's NPI number?
- 1164612693. 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 Karen K. Wicker, 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 | 99 |
|---|---|
| Services billed to Medicare | 104 |
| Different services or procedures | 26 |
| Participating Medicare provider | Yes |
| Average age of these patients | 70 |
Most frequent services
- Anesthesia for placement or revision of blood flow shunt (01844)15 services
- Anesthesia for exam of colon using an endoscope (00812)13 services
- Anesthesia for procedure on small and large bowel using an endoscope (00813)13 services
- Anesthesia for other procedure on large bowel using an endoscope (00811)12 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%
- Diabetes75%
- Chronic kidney disease57%
- Ischemic heart disease39%
- Heart failure39%
Hospitals where Karen K. Wicker works
Medicare's Facility Affiliation Data lists Karen K. Wicker 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.
- Guam Memorial Hospital AuthorityTamuning, GU · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 650001
Practice locations
Addresses where Karen K. Wicker is enrolled with Medicare (CMS data updated October 2, 2026).
- 850 Gov Carlos G Camacho RdTamuning, GU 96913 (671) 647‑2552
Group practices
Medicare enrollment lists Karen K. Wicker as a member of this group (CMS data updated October 2, 2026).
- Guam Memorial Hospital131 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Guam →
Other nurse anesthetists in Tamuning
Clinicians with the same Medicare primary specialty in Tamuning, GU — not a recommendation.
Other clinicians in Guam Memorial Hospital
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2007 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1164612693 |
| 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