Barbara L Williams MD
NPI 1730134800 · Internal Medicine Physician · South Bend, IN
Barbara L Williams MD is a Internal Medicine Physician organization in South Bend, IN (NPI 1730134800).
Provider details
- NPI number
- 1730134800
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Barbara Williams, Owner(574) 233-8170
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
- 2006-05-24
- Last updated
- 2009-12-11
Frequently asked questions
- What is Barbara L Williams MD's NPI number?
- Barbara L Williams MD's National Provider Identifier (NPI) is 1730134800, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Barbara L Williams MD?
- Barbara L Williams MD is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Barbara L Williams MD located?
- Barbara L Williams MD's practice location on file with NPPES is 707 N Michigan St, South Bend, IN 46601-1067.
- What is Barbara L Williams MD's phone number?
- The practice phone number listed in the NPPES registry for Barbara L Williams MD is (574) 233-8170.
- Who is the authorized official for Barbara L Williams MD?
- The authorized official listed on Barbara L Williams MD's NPPES record is Barbara Williams, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Barbara L Williams MD's NPI active?
- Yes — Barbara L Williams MD's NPI (1730134800) is active in the NPPES registry as of the last update on 2009-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.