IndividualActive
William Poirier, MD
NPI 1952328478 · General Practice Physician · Sacramento, CA
William Poirier, MD is a General Practice Physician provider in Sacramento, CA (NPI 1952328478).
Provider details
- NPI number
- 1952328478
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- G73756 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
1600 Sacramento Inn Way
Suite 116
Sacramento, CA 95815-3457
Phone: (916) 564-5515
Fax: (916) 564-5553
Street-level locationGet directions
Mailing address
202 Gold Cir
Rocklin, CA 95765-4343
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2015-11-04
Frequently asked questions
- What is William Poirier's NPI number?
- William Poirier's National Provider Identifier (NPI) is 1952328478, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Poirier's specialty?
- William Poirier is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is William Poirier located?
- William Poirier's practice location on file with NPPES is 1600 Sacramento Inn Way, Sacramento, CA 95815-3457.
- What is William Poirier's phone number?
- The practice phone number listed in the NPPES registry for William Poirier is (916) 564-5515.
- Is William Poirier's NPI active?
- Yes — William Poirier's NPI (1952328478) is active in the NPPES registry as of the last update on 2015-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.