Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Robert J Weisberg, MD

Hematology & Oncology Physician in Irving, TX · enumerated 2006.

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

National Provider Identifier

1730121690

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Dr. Robert J Weisberg

Credential MD

Sex Male

Practice address 2001 N Macarthur Blvd, Suite 630, Irving, TX, 75061

Phone (972) 256-3537

Fax (972) 255-7916

Enumeration date Jun 12, 2006

Last updated in NPPES Dec 9, 2014

Taxonomy & licenses

207RX0202X Medical Oncology Physician Allopathic & Osteopathic Physicians · License E5984 (TX) Secondary

207RH0003X Hematology & Oncology Physician Allopathic & Osteopathic Physicians · License E5984 (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
138084212	Medicaid	TX	-
138084203	Medicaid	TX	-
138084205	Medicaid	TX	-
138084206	Other	TX	CSHCN
8R1584	Other	TX	BLUE CROSS OF TEXAS
138084210	Medicaid	TX	-
138084204	Medicaid	TX	-
138084201	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 Robert Weisberg?

The National Provider Identifier (NPI) for Robert Weisberg is 1730121690, a Type 1 (individual) record in the CMS NPPES registry.

Where does Robert Weisberg practice?

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

Other providers at this practice address

Browse all →

Jung J. Noh,M.D. Assoc. Allergy & Immunology Physician · Irving, TX NPI 1356390959 Ronney Stadler Colon & Rectal Surgery Physician · Irving, TX NPI 1356372098 Randall Crim Colon & Rectal Surgery Physician · Irving, TX NPI 1063443703 Jefferson Hurley Colon & Rectal Surgery Physician · Irving, TX NPI 1548295355 Robert Israel Internal Medicine Physician · Irving, TX NPI 1154347227 John Young Internal Medicine Physician · Irving, TX NPI 1548286610 Jami Reissig Medical Physician Assistant · Irving, TX NPI 1578678546 Kristina Ippolito Medical Physician Assistant · Irving, TX NPI 1770686206

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-12-09.