Melanie Walker, MD
NPI 1578643540 · Neurological Surgery Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Neurosurgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melanie Walker, MD is a Neurological Surgery Physician provider in Seattle, WA (NPI 1578643540).
Provider details
- NPI number
- 1578643540
- Entity type
- Individual
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD00043583 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
203 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Ultrasonic Guidance for Blood Vessel Access76937 | 36 | $15 |
| Imaging of Blood Vessel75898 | 29 | $98 |
| Review By Radiologist of Image for Insertion of Material to Block Blood Flow75894 | 26 | $77 |
| Insertion of Tube Into Internal Neck Artery for Diagnosis Or Treatment With Review By Radiologist36224 | 25 | $460 |
| Occlusion of Central Nervous System Or Spinal Cord Artery61624 | 22 | $1,220 |
| Insertion of Tube Into External Neck Artery for Diagnosis Or Treatment With Review By Radiologist36227 | 20 | $164 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,814 across 9 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-16
- Last updated
- 2019-09-05
Frequently asked questions
- What is Melanie Walker's NPI number?
- Melanie Walker's National Provider Identifier (NPI) is 1578643540, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melanie Walker's specialty?
- Melanie Walker is listed in the NPPES registry with a primary specialty of Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Melanie Walker located?
- Melanie Walker's practice location on file with NPPES is Harborview Medical Center, Seattle, WA 98104.
- What is Melanie Walker's phone number?
- The practice phone number listed in the NPPES registry for Melanie Walker is (206) 731-3000.
- Does Melanie Walker accept Medicare?
- Melanie Walker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melanie Walker's NPI active?
- Yes — Melanie Walker's NPI (1578643540) is active in the NPPES registry as of the last update on 2019-09-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.