William Bossak, MD
NPI 1730334350 · Obstetrics & Gynecology Physician · Las Vegas, NV
Enrolled with Medicare as Order and Referring Only - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Bossak, MD is a Obstetrics & Gynecology Physician provider in Las Vegas, NV (NPI 1730334350).
Provider details
- NPI number
- 1730334350
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 3546 (NV)
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
17 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
- 2008-11-24
- Last updated
- 2008-11-24
Frequently asked questions
- What is William Bossak's NPI number?
- William Bossak's National Provider Identifier (NPI) is 1730334350, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Bossak's specialty?
- William Bossak is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is William Bossak located?
- William Bossak's practice location on file with NPPES is 2931 Blaney Ct, Las Vegas, NV 89121-3921.
- What is William Bossak's phone number?
- The practice phone number listed in the NPPES registry for William Bossak is (702) 378-0620.
- Does William Bossak accept Medicare?
- William Bossak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Bossak's NPI active?
- Yes — William Bossak's NPI (1730334350) is active in the NPPES registry as of the last update on 2008-11-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.