Quick answers
- Does Kristen R. Johnson accept Medicare assignment?
- Yes. Medicare's clinician data says Kristen R. Johnson 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 Kristen R. Johnson see?
- In 2024, CMS data shows 69 Original Medicare patients and 455 services for Kristen R. Johnson. This counts Original Medicare only and measures volume, not quality.
- What is Kristen R. Johnson's NPI number?
- 1518986413. 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 Kristen R. Johnson, 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 | 69 |
|---|---|
| Services billed to Medicare | 455 |
| Different services or procedures | 31 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Face-to-face behavioral counseling for obesity, 15 minutes (G0447)151 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)82 services
- Insertion of needle into vein for collection of blood sample (36415)33 services
- Blood test, lipids (cholesterol and triglycerides) (80061)28 services
- Blood test, basic group of blood chemicals (calcium, total) (80048)22 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 cholesterol75%
- High blood pressure67%
- Arthritis51%
- Anxiety32%
- Depression29%
- Ischemic heart disease25%
Practice locations
Addresses where Kristen R. Johnson is enrolled with Medicare (CMS data updated October 2, 2026).
- 1145 BroadwaySeattle, WA 98122 (206) 329‑1760
- 1145 Broadway, Suite 2mSeattle, WA 98122 (206) 682‑3447
- 904 7th AveSeattle, WA 98104 (206) 309‑1760
Group practices
Medicare enrollment lists Kristen R. Johnson as a member of this group (CMS data updated October 2, 2026).
- The Polyclinic PLLC365 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Seattle
Clinicians with the same Medicare primary specialty in Seattle, WA — not a recommendation.
Other clinicians in The Polyclinic PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Mayo Medical School |
| Graduation year | 2003 (23 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1518986413 |
| 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
- 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