Margaret Lang-Williams, MD PA
NPI 1548592413 · Internal Medicine Physician · Port Arthur, TX
Margaret Lang-Williams, MD PA is a Internal Medicine Physician organization in Port Arthur, TX (NPI 1548592413).
Provider details
- NPI number
- 1548592413
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Margaret Williams, President(409) 727-7342
- License
- H1720 (TX)
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
16 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
- 2010-02-03
- Last updated
- 2010-02-03
Frequently asked questions
- What is Margaret Lang-Williams, MD PA's NPI number?
- Margaret Lang-Williams, MD PA's National Provider Identifier (NPI) is 1548592413, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Margaret Lang-Williams, MD PA?
- Margaret Lang-Williams, MD PA is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Lang-Williams, MD PA located?
- Margaret Lang-Williams, MD PA's practice location on file with NPPES is 2501 Jimmy Johnson Blvd, Port Arthur, TX 77640-2000.
- What is Margaret Lang-Williams, MD PA's phone number?
- The practice phone number listed in the NPPES registry for Margaret Lang-Williams, MD PA is (409) 727-7342.
- Who is the authorized official for Margaret Lang-Williams, MD PA?
- The authorized official listed on Margaret Lang-Williams, MD PA's NPPES record is Margaret Williams, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Margaret Lang-Williams, MD PA's NPI active?
- Yes — Margaret Lang-Williams, MD PA's NPI (1548592413) is active in the NPPES registry as of the last update on 2010-02-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.