Rayleen Greathouse, PA-C
NPI 1952319972 · Physician Assistant · Federal Way, WA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rayleen Greathouse, PA-C is a Physician Assistant provider in Federal Way, WA (NPI 1952319972).
Provider details
- NPI number
- 1952319972
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA60271754 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
396 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 161 | $14 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 159 | $82 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 39 | $56 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 37 | $111 |
Typical Medicare-allowed amounts for these services range $14–$111 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 49 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 228 | 69 |
| Levothyroxine Sodium | 142 | 43 |
| Omeprazole | 105 | 35 |
| Lisinopril | 79 | 27 |
| Metformin Hclbrand: Metformin Hcl Er | 76 | 29 |
| Amlodipine Besylate | 74 | 24 |
| Fluoxetine Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-04
- Last updated
- 2021-11-09
- Certified
- 2021-11-09
Frequently asked questions
- What is Rayleen Greathouse's NPI number?
- Rayleen Greathouse's National Provider Identifier (NPI) is 1952319972, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rayleen Greathouse's specialty?
- Rayleen Greathouse is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Rayleen Greathouse located?
- Rayleen Greathouse's practice location on file with NPPES is 32018 23rd Ave S, Federal Way, WA 98003-6022.
- What is Rayleen Greathouse's phone number?
- The practice phone number listed in the NPPES registry for Rayleen Greathouse is (253) 839-3030.
- Does Rayleen Greathouse accept Medicare?
- Rayleen Greathouse is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rayleen Greathouse's NPI active?
- Yes — Rayleen Greathouse's NPI (1952319972) is active in the NPPES registry as of the last update on 2021-11-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.