Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Angel Viera, M.D.

Q: What is the NPI number for Angel Viera?

The National Provider Identifier (NPI) for Angel Viera is 1235137126, a Type 1 (individual) record in the CMS NPPES registry.

Physical Medicine & Rehabilitation Physician in San Juan, PR · enumerated 2005.

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

National Provider Identifier

1235137126

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Registry record

Entity type Individual (Type 1)

Name Dr. Angel Viera

Credential M.D.

Sex Male

Practice address 59 King'S Court, Apt 1002, San Juan, PR, 00911

Phone (787) 396-1022

Enumeration date Jul 13, 2005

Last updated in NPPES Nov 7, 2010

Taxonomy & licenses

208100000X Physical Medicine & Rehabilitation Physician Allopathic & Osteopathic Physicians · License 08279 (PR) Primary

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

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 Angel Viera?

The National Provider Identifier (NPI) for Angel Viera is 1235137126, a Type 1 (individual) record in the CMS NPPES registry.

Where does Angel Viera practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-11-07.