Quick answers
- Does Gertrude Massie accept Medicare assignment?
- Yes. Medicare's clinician data says Gertrude Massie 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 Gertrude Massie see?
- In 2024, CMS data shows 383 Original Medicare patients and 796 services for Gertrude Massie. This counts Original Medicare only and measures volume, not quality.
- What is Gertrude Massie's NPI number?
- 1063151249. 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 Gertrude Massie, 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 | 383 |
|---|---|
| Services billed to Medicare | 796 |
| Different services or procedures | 54 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Fluoroscopic guidance for insertion or removal of central vein access device (77001)93 services
- Aspiration of fluid from chest cavity using imaging guidance (32555)84 services
- Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)74 services
- Drainage of fluid from abdominal cavity using imaging guidance (49083)70 services
- Ultrasonic guidance for blood vessel access (76937)70 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 cholesterol73%
- Chronic kidney disease53%
- Arthritis51%
- Diabetes44%
- Heart failure44%
Hospitals where Gertrude Massie works
Medicare's Facility Affiliation Data lists Gertrude Massie 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.
- Multicare Good Samaritan HospitalPuyallup, WA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 500079
- St Anthony HospitalGig Harbor, WA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 500151
- St Francis Community HospitalFederal Way, WA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 500141
- St Joseph Medical CenterTacoma, WA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 500108
- Tacoma General Allenmore HospitalTacoma, WA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 500129
Practice locations
Addresses where Gertrude Massie is enrolled with Medicare (CMS data updated October 2, 2026).
- 222 15th Ave SEPuyallup, WA 98372 (253) 841‑4353
- 3402 S 18th StTacoma, WA 98405 (253) 841‑4353
- 34515 9th Ave SFederal Way, WA 98003 (253) 841‑4353
- 407 14th Ave SEPuyallup, WA 98372 (253) 841‑4353
Group practices
Medicare enrollment lists Gertrude Massie as a member of these groups (CMS data updated October 2, 2026).
- Tra-Minw P S155 clinicians in the group
- Medical Imaging Northwest - Good Samaritan Hospital Imaging Alliance118 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Puyallup
Clinicians with the same Medicare primary specialty in Puyallup, WA — not a recommendation.
Other clinicians in Tra-Minw P S
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2022 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1063151249 |
| 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