Ann M Wierman M D Ltd
NPI 1831557354 · Hematology & Oncology Physician · Las Vegas, NV
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ann M Wierman M D Ltd is a Hematology & Oncology Physician organization in Las Vegas, NV (NPI 1831557354).
Provider details
- NPI number
- 1831557354
- Entity type
- Organization
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Ann Wierman, Owner(702) 749-3700
- License
- 7788 (NV)
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
10 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
- 2016-01-29
- Last updated
- 2024-12-02
- Certified
- 2024-12-02
Frequently asked questions
- What is Ann M Wierman M D Ltd's NPI number?
- Ann M Wierman M D Ltd's National Provider Identifier (NPI) is 1831557354, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ann M Wierman M D Ltd?
- Ann M Wierman M D Ltd is classified in the NPPES registry as Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Ann M Wierman M D Ltd located?
- Ann M Wierman M D Ltd's practice location on file with NPPES is 3150 N Tenaya Way, Las Vegas, NV 89128.
- What is Ann M Wierman M D Ltd's phone number?
- The practice phone number listed in the NPPES registry for Ann M Wierman M D Ltd is (702) 749-3700.
- Does Ann M Wierman M D Ltd accept Medicare?
- Ann M Wierman M D Ltd 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 Ann M Wierman M D Ltd?
- The authorized official listed on Ann M Wierman M D Ltd's NPPES record is Ann Wierman, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ann M Wierman M D Ltd's NPI active?
- Yes — Ann M Wierman M D Ltd's NPI (1831557354) is active in the NPPES registry as of the last update on 2024-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.