Margaret Vieira
- Hospital affiliations
- 1
- Industry payments
- $20
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2025
- Practice address
- 2170 South Avenue, South Lake Tahoe, CA 96150
- Practice phone
- Call (530) 541-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Margaret Vieira's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Margaret Vieira is a family nurse practitioner in South Lake Tahoe, California
Margaret Vieira practices at Barton Memorial Hospital in South Lake Tahoe, California, part of Barton Health.
Margaret Vieira's NPI, 1043106768, was assigned on June 17, 2025. Margaret Vieira holds California license 95035823.
- NPI
- 1043106768NPI Registry (opens in a new tab)
- NPI enumeration date
- June 17, 2025
- NPI status
- Active
- Practice phone
- (530) 541-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 27
- Medical school graduation
- 2025
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Margaret Vieira practices at Barton Memorial Hospital in South Lake Tahoe, California
Margaret Vieira's primary practice is Barton Memorial Hospital, at 2170 South Avenue, South Lake Tahoe, CA 96150 in El Dorado County. The practice phone is (530) 541-3000.
- Barton Memorial Hospital2170 South Avenue, South Lake Tahoe, CA 96150 · El Dorado CountyPhone(530) 541-3000
Source: Dmand AI Affiliation Data
Margaret Vieira is affiliated with 2 sites of care and 2 medical groups
Margaret Vieira's primary practice is Barton Memorial Hospital in South Lake Tahoe, California, part of Barton Health. The medical group on file is Barton Memorial Hospital. Dmand AI also links Margaret Vieira to 1 more rural health clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Margaret Vieira's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Margaret Vieira practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Barton Memorial Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Barton Health and 6.2K+ hospitals, with verified contacts in the same login.
Margaret Vieira is one of 13,532 family nurse practitioners in California
Family is Margaret Vieira's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Margaret Vieira is licensed in California.
Specialties and state licenses
- Family nurse practitioner, CaliforniaPrimary
Family nurse practitioners near Margaret Vieira
Counts of family nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Margaret Vieira's patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Margaret Vieira's median patient age at 59, with 52% women.
Margaret Vieira's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women52%
- Men48%
Source: Dmand AI Patient Panel Data
Margaret Vieira received $20 in industry payments in 2025
CMS Open Payments shows 1 general payment to Margaret Vieira from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Dexcom, Inc. paid the most, $20.
Companies that paid Margaret Vieira the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Margaret Vieira's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Margaret Vieira
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Margaret Vieira's NPI number?
Margaret Vieira's NPI number is 1043106768. It was assigned on June 17, 2025, and it is active in the NPI Registry.
What does Margaret Vieira specialize in?
Margaret Vieira is a family nurse practitioner in South Lake Tahoe, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Margaret Vieira practice?
Margaret Vieira practices at 2170 South Avenue, South Lake Tahoe, CA 96150. Margaret Vieira's primary practice is Barton Memorial Hospital in South Lake Tahoe, California, part of Barton Health. Dmand AI also links Margaret Vieira to 1 rural health clinic and 1 medical group.
What is Margaret Vieira's office phone number?
The practice phone on file for Margaret Vieira is (530) 541-3000.
What is Margaret Vieira's medical license number?
Margaret Vieira holds California license 95035823.
Which hospitals is Margaret Vieira affiliated with?
Margaret Vieira practices at Barton Memorial Hospital in South Lake Tahoe, California.
What medical group is Margaret Vieira part of?
Margaret Vieira is linked to Barton Memorial Hospital. Dmand AI links Margaret Vieira to 1 more medical group.
Has Margaret Vieira received payments from drug or device companies?
CMS Open Payments shows $20 in general payments to Margaret Vieira from 1 company from 2025 to 2025. The largest total came from Dexcom, Inc.
How long has Margaret Vieira been practicing?
Margaret Vieira graduated from medical school in 2025, 1 years ago.
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