Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Brian Arenare, MD

Internal Medicine Physician in Houston, TX · enumerated 2006 · practices at Harris County Pubic Health & Environmental Services.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1205910684

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Registry record

Entity type Individual (Type 1)

Name Brian Arenare

Credential MD

Sex Male

Practice address 2223 West Loop S, Houston, TX, 77027

Phone (713) 439-6000

Enumeration date Oct 24, 2006

Last updated in NPPES Dec 3, 2015

Taxonomy & licenses

2083P0500X Preventive Medicine/Occupational Environmental Medicine Physician Allopathic & Osteopathic Physicians · License K5776 (TX) Secondary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License K5776 (TX) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
144520701	Medicaid	TX	-
144520703	Medicaid	TX	-

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Brian Arenare?

The National Provider Identifier (NPI) for Brian Arenare is 1205910684, a Type 1 (individual) record in the CMS NPPES registry.

Where does Brian Arenare practice?

The practice location on file with NPPES is in Houston, TX. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Carolyn Fruthaler Obstetrics & Gynecology Physician · Houston, TX NPI 1609892991 Harris County Pubic Health & Environmental Services Public Health or Welfare Agency · Houston, TX NPI 1013025543 Umair Shah Internal Medicine Physician · Houston, TX NPI 1568569861 Carlos Plasencia Family Medicine Physician · Houston, TX NPI 1619054400 Herminia Palacio Internal Medicine Physician · Houston, TX NPI 1619022902 Kimberly Fields Family Nurse Practitioner · Houston, TX NPI 1578688024 Aisha Haynie Family Medicine Physician · Houston, TX NPI 1003087230

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-12-03.