Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Adam Yumang, RN
Registered Nurse in Martinez, CA · enumerated 2020.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1346874120
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Registry record
Entity type Individual (Type 1)
Name Adam Yumang
Credential RN
Sex Male
Practice address 150 Muir Rd, Martinez, CA, 94553
Phone (925) 372-2000
Enumeration date Mar 2, 2020
Last updated in NPPES Mar 2, 2020
Taxonomy & licenses
RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam.
About the RN 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
What is the NPI number for Adam Yumang?
The National Provider Identifier (NPI) for Adam Yumang is 1346874120, a Type 1 (individual) record in the CMS NPPES registry.
Where does Adam Yumang practice?
The practice location on file with NPPES is in Martinez, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Joon-Ha Ok Urology Physician · Martinez, CA NPI 1336120088 Christine Leyba Psychiatry Physician · Martinez, CA NPI 1740262872 Ivan Meadows Anatomic Pathology & Clinical Pathology Physician · Martinez, CA NPI 1801878848 Kathleen Clancy Adult Health Nurse Practitioner · Martinez, CA NPI 1497737977 Jonathan Segal Nephrology Physician · Martinez, CA NPI 1780666164 Gerhard Heinrich Internal Medicine Physician · Martinez, CA NPI 1306828728 Susan Valley Specialist · Martinez, CA NPI 1225011497 Dennis Beckley Specialist · Martinez, CA NPI 1437132560
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-03-02.