Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Nilanthi Gunawardane, M.D.
Dermatology Physician in Orange, CA · enumerated 2009.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1124351051
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Registry record
Entity type Individual (Type 1)
Name Nilanthi Gunawardane
Credential M.D.
Sex Female
Practice address 2501 E Chapman Ave Ste 301, Orange, CA, 92869
Phone (714) 628-3230
Enumeration date Sep 10, 2009
Last updated in NPPES Jul 14, 2023
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
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.
Frequently asked questions
Where does Nilanthi Gunawardane practice?
The practice location on file with NPPES is in Orange, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Nilanthi Gunawardane?
The National Provider Identifier (NPI) for Nilanthi Gunawardane is 1124351051, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-07-14.