OrganizationActive
William J. Pierce,m.d.,p.c.
NPI 1376725820 · Family Medicine Physician · Merrillville, IN
Provider details
- NPI number
- 1376725820
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- William Pierce, President(219) 738-2008
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
210 E 90th Dr
Merrillville, IN 46410-8102
Phone: (219) 738-2008
Fax: (219) 738-2127
Street-level locationGet directions
Mailing address
210 E 90th Dr
Merrillville, IN 46410-8102
Registry dates
- Enumerated
- 2007-11-27
- Last updated
- 2008-02-19
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.