Quick answers
- Does Shannon G. Farmakis accept Medicare assignment?
- Yes. Medicare's clinician data says Shannon G. Farmakis 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 G. Farmakis see?
- In 2024, CMS data shows 1,509 Original Medicare patients and 2,513 services for Shannon G. Farmakis. This counts Original Medicare only and measures volume, not quality.
- What is Shannon G. Farmakis's NPI number?
- 1720280175. 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 G. Farmakis, 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 | 1,509 |
|---|---|
| Services billed to Medicare | 2,513 |
| Different services or procedures | 98 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- X-ray of chest, 1 view (71045)503 services
- Ct scan of abdomen and pelvis with contrast (74177)119 services
- X-ray of chest, 2 views (71046)105 services
- Complete ultrasound scan behind abdominal cavity (76770)72 services
- X-ray of abdomen, 1 view (74018)69 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%
- Arthritis59%
- Ischemic heart disease44%
- Chronic kidney disease43%
- Depression38%
Hospitals where Shannon G. Farmakis works
Medicare's Facility Affiliation Data lists Shannon G. Farmakis 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.
- Mercy Hospital SouthSaint Louis, MO · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 260077
- Mercy Hospital St LouisSaint Louis, MO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 260020
- Mercy Hospital WashingtonWashington, MO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 260052
- PeaceHealth Southwest Medical CenteVancouver, WA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: not listed by Medicare · CCN 500050
- Providence Holy Cross Medical CenterMission Hills, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050278
Practice locations
Addresses where Shannon G. Farmakis is enrolled with Medicare (CMS data updated October 2, 2026).
- 13020 Meridian Ave SEverett, WA 98208 (425) 357‑3960
- 515 Minor Ave, Suite 110Seattle, WA 98104 (206) 386‑9699
- 60 Muirfield CtSaint Louis, MO 63141 (425) 563‑1500
- 615 S New Ballas RdSaint Louis, MO 63141 (314) 251‑6031
- 9015 Eager Rd, Apt 225Saint Louis, MO 63144 (425) 563‑1500
Group practices
Medicare enrollment lists Shannon G. Farmakis as a member of these groups (CMS data updated October 2, 2026).
- Swedish Health Services1,037 clinicians in the group
- Radia Inc P S277 clinicians in the group
- Swedish Health Services154 clinicians in the group
- Radia California Radiology Medical Group Inc136 clinicians in the group
- West County Radiological Group Inc102 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Everett
Clinicians with the same Medicare primary specialty in Everett, WA — not a recommendation.
Other clinicians in Swedish Health Services
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Saint Louis University School Of Medicine |
| Graduation year | 2005 (21 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1720280175 |
| 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