Mcswain Williamson PLLC
NPI 1154691814 · General Practice Physician · Las Vegas, NV
Mcswain Williamson PLLC is a General Practice Physician organization in Las Vegas, NV (NPI 1154691814).
Provider details
- NPI number
- 1154691814
- Entity type
- Organization
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Sharon Williamson, Office Manager(248) 442-0111
- License
- DO1502 (NV)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
- 2012-01-11
- Last updated
- 2012-01-11
Frequently asked questions
- What is Mcswain Williamson PLLC's NPI number?
- Mcswain Williamson PLLC's National Provider Identifier (NPI) is 1154691814, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mcswain Williamson PLLC?
- Mcswain Williamson PLLC is classified in the NPPES registry as General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Mcswain Williamson PLLC located?
- Mcswain Williamson PLLC's practice location on file with NPPES is 2225 E Flamingo Rd, Las Vegas, NV 89119-5125.
- What is Mcswain Williamson PLLC's phone number?
- The practice phone number listed in the NPPES registry for Mcswain Williamson PLLC is (702) 419-7529.
- Who is the authorized official for Mcswain Williamson PLLC?
- The authorized official listed on Mcswain Williamson PLLC's NPPES record is Sharon Williamson, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mcswain Williamson PLLC's NPI active?
- Yes — Mcswain Williamson PLLC's NPI (1154691814) is active in the NPPES registry as of the last update on 2012-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.