William Herzig, MD
NPI 1730129743 · Obstetrics & Gynecology Physician · Vancouver, WA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Herzig, MD is a Obstetrics & Gynecology Physician provider in Vancouver, WA (NPI 1730129743).
Provider details
- NPI number
- 1730129743
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD00030773 (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
- 2006-06-07
- Last updated
- 2007-12-28
Frequently asked questions
- What is William Herzig's NPI number?
- William Herzig's National Provider Identifier (NPI) is 1730129743, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Herzig's specialty?
- William Herzig is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is William Herzig located?
- William Herzig's practice location on file with NPPES is 700 Ne 87th Ave, Vancouver, WA 98664-1913.
- What is William Herzig's phone number?
- The practice phone number listed in the NPPES registry for William Herzig is (360) 397-1240.
- Does William Herzig accept Medicare?
- William Herzig is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Herzig's NPI active?
- Yes — William Herzig's NPI (1730129743) is active in the NPPES registry as of the last update on 2007-12-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.