Margaret Vieira
NPI 1043106768 · Family Nurse Practitioner · South Lake Tahoe, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Vieira is a Family Nurse Practitioner provider in South Lake Tahoe, CA (NPI 1043106768).
Provider details
- NPI number
- 1043106768
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95172994 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
- 2025-06-17
- Last updated
- 2025-06-30
- Certified
- 2025-06-30
Frequently asked questions
- What is Margaret Vieira's NPI number?
- Margaret Vieira's National Provider Identifier (NPI) is 1043106768, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Vieira's specialty?
- Margaret Vieira is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Margaret Vieira located?
- Margaret Vieira's practice location on file with NPPES is 2201 South Ave, South Lake Tahoe, CA 96150-7025.
- What is Margaret Vieira's phone number?
- The practice phone number listed in the NPPES registry for Margaret Vieira is (530) 543-5623.
- Does Margaret Vieira accept Medicare?
- Margaret Vieira is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Vieira's NPI active?
- Yes — Margaret Vieira's NPI (1043106768) is active in the NPPES registry as of the last update on 2025-06-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.