Elizabeth Gresch, MD
NPI 1407836471 · Occupational Medicine Physician · Mercer Island, WA
Enrolled with Medicare as Order and Referring Only - Preventive Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth Gresch, MD is a Occupational Medicine Physician provider in Mercer Island, WA (NPI 1407836471).
Provider details
- NPI number
- 1407836471
- Entity type
- Individual
- Primary specialty
- Occupational Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- MD00035670 (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
20 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
- 2006-01-18
- Last updated
- 2014-12-15
Frequently asked questions
- What is Elizabeth Gresch's NPI number?
- Elizabeth Gresch's National Provider Identifier (NPI) is 1407836471, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Gresch's specialty?
- Elizabeth Gresch is listed in the NPPES registry with a primary specialty of Occupational Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Elizabeth Gresch located?
- Elizabeth Gresch's practice location on file with NPPES is 2630 77th Ave Se Unit 420, Mercer Island, WA 98040-4055.
- What is Elizabeth Gresch's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Gresch is (206) 300-6228.
- Does Elizabeth Gresch accept Medicare?
- Elizabeth Gresch is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth Gresch's NPI active?
- Yes — Elizabeth Gresch's NPI (1407836471) is active in the NPPES registry as of the last update on 2014-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.