William J. Pierce,m.d.,p.c.
NPI 1376725820 · Family Medicine Physician · Merrillville, IN
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William J. Pierce,m.d.,p.c. is a Family Medicine Physician organization in Merrillville, IN (NPI 1376725820).
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
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
Mailing address
Registry dates
- Enumerated
- 2007-11-27
- Last updated
- 2008-02-19
Frequently asked questions
- What is William J. Pierce,m.d.,p.c.'s NPI number?
- William J. Pierce,m.d.,p.c.'s National Provider Identifier (NPI) is 1376725820, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is William J. Pierce,m.d.,p.c.?
- William J. Pierce,m.d.,p.c. is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William J. Pierce,m.d.,p.c. located?
- William J. Pierce,m.d.,p.c.'s practice location on file with NPPES is 210 E 90th Dr, Merrillville, IN 46410-8102.
- What is William J. Pierce,m.d.,p.c.'s phone number?
- The practice phone number listed in the NPPES registry for William J. Pierce,m.d.,p.c. is (219) 738-2008.
- Does William J. Pierce,m.d.,p.c. accept Medicare?
- William J. Pierce,m.d.,p.c. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for William J. Pierce,m.d.,p.c.?
- The authorized official listed on William J. Pierce,m.d.,p.c.'s NPPES record is William Pierce, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is William J. Pierce,m.d.,p.c.'s NPI active?
- Yes — William J. Pierce,m.d.,p.c.'s NPI (1376725820) is active in the NPPES registry as of the last update on 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.