NPPES file of Aug 9, 2026

Vivian Larson, APRN, AGACNP-BC

Acute Care Nurse Practitioner · Houston, TX

Vivian Larson, APRN, AGACNP-BC is an acute care nurse practitioner with a practice address in Houston, Texas, and NPI 1134826654, issued on Feb 15, 2023. Check the license (Texas 1110423, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1134826654
Name
Vivian Larson
Credential
APRN, AGACNP-BC
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License number
1110423 TX
Self-reported in NPPES; status is on the state search
Practice location
1200 Binz St Ste 900, Houston, TX 77004
Phone
(713) 522-0220
Enumerated
Feb 15, 2023
Record last updated
Sep 20, 2023
Fax
(713) 522-0232
Medicare enrollment
Enrolled (PECOS I20230428001797); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1200 Binz St Ste 900

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mehmet Elbey, M.DStudent in an Organized Health Care Education/Training Program1083234439
  2. Satish Mishra, MDCardiovascular Disease Physician1760975403
  3. Robin Moore, DOFamily Medicine Physician1770559270
  4. Alba Munoz Estrella, MDCardiovascular Disease Physician1447771910
  5. Sakhi PatelAcute Care Nurse Practitioner1376355073
  6. Eyal Porat, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1013946789

Verify Vivian Larson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license 1110423
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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54% more Medicare Part D claims than the average acute care nurse practitioner in 2024

913 Medicare Part D claims for 217 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Vivian Larson913
  2. Specialty average594

Most prescribed

  1. Metoprolol Succinate94 claims
  2. Furosemide54 claims
  3. Valsartan52 claims
  4. Atorvastatin Calcium49 claims
  5. Rosuvastatin Calcium47 claims
  6. Eliquis45 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $86.99

1 payment: food and beverage; the largest payer was Medtronic, Inc. The 10,984 providers of this specialty with any payment received $647.94 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Vivian Larson$86.99
  2. Specialty average$647.94

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Baylor St. Luke's Medical GroupThe Woodlands, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

712 acute care nurse practitioner records list a practice address in Houston

They are 712 of the 61,221 NPPES records with a practice address in Houston, and 3,239 acute care nurse practitioner records in Texas.

Other acute care nurse practitioner records in Texas

  1. Alexandria Aaron, NPProsper, TX1730847047
  2. Pamela Abascal, AGACNPEl Paso, TX1275191512
  3. Robert Abbitt, AGACNP-BCHouston, TX1588165765
  4. Natalie Abbott, APRNKilleen, TX1871430413
  5. Safiyah AbdullahHouston, TX1497200851
  6. Wendy Zenaida AbellarWebster, TX1093279960
  7. Caroline Abercrombie, ACNPPlano, TX1578991188
  8. Damarees Abraham, MSN, APRN, AG-ACNPFlower Mound, TX1508528118
  9. Jai Abraham, ACNPDallas, TX1336457662
  10. Jaina AbrahamDesoto, TX1508288184

Common questions

What is Vivian Larson, APRN, AGACNP-BC's NPI number?

Vivian Larson, APRN, AGACNP-BC's National Provider Identifier (NPI) is 1134826654, issued on Feb 15, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Vivian Larson, APRN, AGACNP-BC located?

The NPPES record lists a practice address at 1200 Binz St Ste 900, Houston, TX, 77004. Phone: (713) 522-0220. Providers update this record themselves, so call before visiting.

How can I verify Vivian Larson, APRN, AGACNP-BC's license?

NPPES lists Texas license number 1110423, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Vivian Larson, APRN, AGACNP-BC prescribe under Medicare Part D?

In 2024, Vivian Larson, APRN, AGACNP-BC had 913 Medicare Part D claims for 217 beneficiaries; the average among acute care nurse practitioner prescribers was 594. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.