Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Agha Masroor Abbas, MD

Q: What is the NPI number for Agha Abbas?

The National Provider Identifier (NPI) for Agha Abbas is 1326001843, a Type 1 (individual) record in the CMS NPPES registry.

Internal Medicine Physician in Sunnyvale, TX · enumerated 2006.

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

National Provider Identifier

1326001843

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Registry record

Entity type Individual (Type 1)

Name Agha Masroor Abbas

Credential MD

Sex Male

Practice address 231 S Collins Rd, Sunnyvale, TX, 75182

Phone (972) 892-3000

Enumeration date Apr 7, 2006

Last updated in NPPES Jun 30, 2026

Taxonomy & licenses

207P00000X Emergency Medicine Physician Allopathic & Osteopathic Physicians · License M2520 (TX) Secondary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License M2520 (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
1156426	Medicaid	LA	-
182344513	Medicaid	TX	-
P01181269	Other	TX	RAILROAD MEDICARE

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

Where does Agha Abbas practice?

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

What is the NPI number for Agha Abbas?

The National Provider Identifier (NPI) for Agha Abbas is 1326001843, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-06-30.