NPI Portal NPI Lookup & Verification

Specialist in Poway, CA

26 active Specialist providers practice in Poway, California according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Specialist providers in Poway, CA
NPI Name Type Specialty Location
1306162490 Arthritis Care and Research Center Organization Specialist Poway, CA
1538459870 Ashley Rubin Individual Specialist Poway, CA
1013785005 Ca Vein Medical PC Organization Specialist Poway, CA
1821124132 Center for Physicall Therapy & Exercise Organization Specialist Poway, CA
1326007758 David Salzer Individual Specialist Poway, CA
1629202148 Drs2c, Inc Organization Specialist Poway, CA
1669470167 Elizabeth Vierra Individual Specialist Poway, CA
1518965011 Francis Barber Individual Specialist Poway, CA
1881926392 Gretchen Erickson Individual Specialist Poway, CA
1922033828 Jennifer Keller Individual Specialist Poway, CA
1134135155 Jonathan Nissanoff Individual Specialist Poway, CA
1790235471 Josette Desrosiers Individual Prosthetics Case Management Poway, CA
1194133694 Lisa Prsha Individual Specialist Poway, CA
1770582306 Lynn Shipman Individual Specialist Poway, CA
1700277951 Marcelo R. Rivera, MD, Inc. Organization Specialist Poway, CA
1942311311 Marcelo Rivera Individual Specialist Poway, CA
1730187121 Mark Vierra Individual Specialist Poway, CA
1134192388 Mary Sanfelippo Individual Specialist Poway, CA
1275531337 Nathan Rendler Individual Specialist Poway, CA
1811716848 Richell Ferreras Individual Specialist Poway, CA
1538167911 Ruth Larson Individual Specialist Poway, CA
1275857690 San Diego Neurosurgeon One, Apc Organization Specialist Poway, CA
1821096215 Shauna Schneider Individual Specialist Poway, CA
1568565943 Sheldon Zablow Individual Specialist Poway, CA
1720187404 Timothy Maresh MD, Inc,. Organization Specialist Poway, CA
1588843486 William W Winternitz Jr MD Inc Organization Specialist Poway, CA

Frequently asked questions

How many Specialist providers are in Poway, CA?
The latest NPPES snapshot lists 26 active Specialist providers with a practice address in Poway, California.
How do I check a Specialist provider's NPI in Poway?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.

Source: CMS NPPES (public data). Snapshot 2026-07-11.