Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Robert P Chizen, MD

Family Medicine Physician in El Paso, TX · enumerated 2006 · practices at Occupational Health Centers of the Southwest P.A..

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

National Provider Identifier

1922014810

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Registry record

Entity type Individual (Type 1)

Name Robert P Chizen

Credential MD

Sex Male

Practice address El Paso, TX, 79905

Phone (915) 772-2111

Enumeration date Jul 31, 2006

Last updated in NPPES Feb 3, 2011

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License H9050 (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
135558809	Medicaid	TX	-
80737820	Medicaid	NM	-

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 Robert Chizen?

The National Provider Identifier (NPI) for Robert Chizen is 1922014810, a Type 1 (individual) record in the CMS NPPES registry.

Where does Robert Chizen practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-02-03.