Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Edward Norton Libby, MD

Q: What is the NPI number for Edward Libby?

The National Provider Identifier (NPI) for Edward Libby is 1417978651, a Type 1 (individual) record in the CMS NPPES registry.

Hematology (Internal Medicine) Physician in San Diego, CA · enumerated 2006.

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

National Provider Identifier

1417978651

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Registry record

Entity type Individual (Type 1)

Name Edward Norton Libby

Credential MD

Sex Male

Practice address 9333 Genesee Ave, San Diego, CA, 92121

Phone (800) 926-8273

Enumeration date Jul 22, 2006

Last updated in NPPES Nov 13, 2025

Taxonomy & licenses

207RH0000X Hematology (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License C193782 (CA) Primary

207RH0000X Hematology (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License MD60205278 (WA) Secondary

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
0276849	Other	WA	L&I
1417978651	Medicaid	WA	-

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 Edward Libby practice?

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

What is the NPI number for Edward Libby?

The National Provider Identifier (NPI) for Edward Libby is 1417978651, 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 2025-11-13.