David Alexander, MD
NPI 1538202528 · Diagnostic Radiology Physician · Lynnwood, WA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Alexander, MD is a Diagnostic Radiology Physician provider in Lynnwood, WA (NPI 1538202528).
Provider details
- NPI number
- 1538202528
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- M-12262 (ID)
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 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
6,352 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 1,904 | $9 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 532 | $90 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 461 | $89 |
| Ct Scan Head Or Brain Without Contrast70450 | 435 | $41 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 312 | $86 |
| Ct Scan of Upper Spine Without Contrast72125 | 242 | $48 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-15
- Last updated
- 2018-08-23
Frequently asked questions
- What is David Alexander's NPI number?
- David Alexander's National Provider Identifier (NPI) is 1538202528, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Alexander's specialty?
- David Alexander is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is David Alexander located?
- David Alexander's practice location on file with NPPES is 19020 33rd Ave W Ste 210, Lynnwood, WA 98036.
- What is David Alexander's phone number?
- The practice phone number listed in the NPPES registry for David Alexander is (425) 563-1500.
- Does David Alexander accept Medicare?
- David Alexander is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Alexander's NPI active?
- Yes — David Alexander's NPI (1538202528) is active in the NPPES registry as of the last update on 2018-08-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.