NPI Portal NPI Lookup & Verification

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

Dr. Russell Yang, M.D.

Gastroenterology Physician in Honolulu, HI · enumerated 2006 · practices at Choon Kia Yeo, MD, Inc..

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

National Provider Identifier

1518993229

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Registry record

Entity type Individual (Type 1)
Name Dr. Russell Yang
Credential M.D.
Sex Male
Practice address Honolulu, HI, 96817
Fax (808) 465-3200
Enumeration date Jun 24, 2006
Last updated in NPPES Apr 25, 2018

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

Taxonomy & licenses

207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians · License 036-121941 (IL) Secondary
207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians · License 16824 (HI) 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
00A462490197 Other CA CAL OPTIMA
00A462490 Medicaid CA -
036121941 Medicaid IL -
CE1617 Other CA GROUP RAILROAD MEDICARE
GR0016910 Other CA GROUP MEDICAID PIN
00A462490 Other CA BLUE SHIELD
110069446 Other CA RAILROAD MEDICARE
1356390009 Other CA GROUP NPI
W11675 Other CA GROUP MEDICARE PIN

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.

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Frequently asked questions

Is NPI 1518993229 active?
Yes, as of the latest NPPES snapshot, NPI 1518993229 is active (record last updated 2018-04-25).
How do I verify Russell Yang's NPI record?
Cross-check NPI 1518993229 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-04-25.