Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Scott A Derkum, MD
Hospitalist Physician in Irvine, CA · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1588660849
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Dr. Scott A Derkum
Credential MD
Sex Male
Practice address 16200 Sand Canyon Ave, Irvine, CA, 92618
Phone (949) 610-7245
Fax (657) 241-7720
Enumeration date Jun 22, 2005
Last updated in NPPES May 30, 2017
Taxonomy & licenses
207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License C54344 (CA) Secondary
207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License ME74898 (FL) 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 |
|---|---|---|---|
| P00939089 | Other | CA | MEDICARE RAILROAD |
| 254121100 | Medicaid | FL | - |
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 Scott Derkum practice?
The practice location on file with NPPES is in Irvine, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Scott Derkum?
The National Provider Identifier (NPI) for Scott Derkum is 1588660849, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Christopher Smith Physician Assistant · Irvine, CA NPI 1285622803 Joseph Gilboy Physician Assistant · Irvine, CA NPI 1851374466 Albert Jin Emergency Medical Services (Emergency Medicine) Physician · Irvine, CA NPI 1790738292 Thomas Ryu Emergency Medical Services (Emergency Medicine) Physician · Irvine, CA NPI 1164477410 Ann Ullrich Emergency Medical Services (Emergency Medicine) Physician · Irvine, CA NPI 1891741609 Steven Lin Emergency Medical Services (Emergency Medicine) Physician · Irvine, CA NPI 1821044082 G. Michael Chun Specialist · Irvine, CA NPI 1578590899 Amisub Irvine Medical Center), Inc. General Acute Care Hospital · Irvine, CA NPI 1184655797
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-05-30.