Sandra Vermeulen, M.D.
NPI 1578586962 · Radiation Oncology Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sandra Vermeulen, M.D. is a Radiation Oncology Physician provider in Seattle, WA (NPI 1578586962).
Provider details
- NPI number
- 1578586962
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD00023801 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-26
- Last updated
- 2021-04-23
- Certified
- 2021-04-23
Frequently asked questions
- What is Sandra Vermeulen's NPI number?
- Sandra Vermeulen's National Provider Identifier (NPI) is 1578586962, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Vermeulen's specialty?
- Sandra Vermeulen is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Sandra Vermeulen located?
- Sandra Vermeulen's practice location on file with NPPES is 550 17th Ave Ste A10, Seattle, WA 98122-5789.
- What is Sandra Vermeulen's phone number?
- The practice phone number listed in the NPPES registry for Sandra Vermeulen is (206) 320-7130.
- Does Sandra Vermeulen accept Medicare?
- Sandra Vermeulen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sandra Vermeulen's NPI active?
- Yes — Sandra Vermeulen's NPI (1578586962) is active in the NPPES registry as of the last update on 2021-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.