Quick answers
- Does Spencer T. Lake accept Medicare assignment?
- Yes. Medicare's clinician data says Spencer T. Lake 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 Spencer T. Lake see?
- In 2024, CMS data shows 1,509 Original Medicare patients and 7,308 services for Spencer T. Lake. This counts Original Medicare only and measures volume, not quality.
- What is Spencer T. Lake's NPI number?
- 1316203607. 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 Spencer T. Lake, 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 | 7,308 |
| Different services or procedures | 89 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (Q9967)4,055 services
- Injection, gadobutrol, 0.1 ml (A9585)1,360 services
- X-ray of chest, 1 view (71045)421 services
- Ct scan of abdomen and pelvis with contrast (74177)171 services
- X-ray of chest, 2 views (71046)113 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%
- Arthritis50%
- Ischemic heart disease40%
- Chronic kidney disease38%
- Diabetes37%
Hospitals where Spencer T. Lake works
Medicare's Facility Affiliation Data lists Spencer T. Lake 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.
- Kaiser Permanente Central HospitalSeattle, WA · Acute Care Hospital · Emergency services: listed by Medicare · CCN 500052
Practice locations
Addresses where Spencer T. Lake is enrolled with Medicare (CMS data updated October 2, 2026).
- 209 Martin Luther King Jr WayTacoma, WA 98405 (253) 596‑3300
Group practices
Medicare enrollment lists Spencer T. Lake as a member of this group (CMS data updated October 2, 2026).
- Kaiser Foundation Health Plan of Washington1,526 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Tacoma
Clinicians with the same Medicare primary specialty in Tacoma, WA — not a recommendation.
Other clinicians in Kaiser Foundation Health Plan of Washington
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Johns Hopkins University School Of Medicine |
| Graduation year | 2012 (14 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1316203607 |
| 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