Health Diagnostics of California A Professional Corporation

NPI 1104321959ActiveOrganization· Radiology, Diagnostic Radiology· Mountain View, CA

Radiology, Diagnostic Radiology in Mountain View, California, registered in NPPES in March 2018. The authorized official on file is Howard John Simon, MD, Ceo. Enrolled in Medicare as part b supplier - clinic/group practice and part b supplier - clinic/group practice.

Overview

NPI	1104321959
Status	Active
Entity type	Organization
NPI issued	Mar 26, 2018
Last updated in NPPES	Sep 22, 2026
Certified by provider	Sep 22, 2026

Specialties and licenses

Taxonomy	Code	License	State
Radiology, Diagnostic Radiology Primary	2085R0202X	—	—
Clinic/Center, Radiology	261QR0200X	—	—

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Nov 10, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026	No match	—
New York OMIG · Nov 11, 2026	No match	—
Ohio Medicaid · Nov 11, 2026	No match	—
Pennsylvania Medicheck · Nov 11, 2026	No match	—
Washington HCA · Nov 11, 2026	No match	—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)	Enrolled Part B Supplier - Clinic/Group Practice (AL); Part B Supplier - Clinic/Group Practice (AZ); Part B Supplier - Clinic/Group Practice (CA); Part B Supplier - Clinic/Group Practice (CO); Part B Supplier - Clinic/Group Practice (DC); Part B Supplier - Clinic/Group Practice (FL); Part B Supplier - Clinic/Group Practice (GA); Part B Supplier - Clinic/Group Practice (HI); Part B Supplier - Clinic/Group Practice (IA); Part B Supplier - Clinic/Group Practice (ID); Part B Supplier - Clinic/Group Practice (IL); Part B Supplier - Clinic/Group Practice (IN); Part B Supplier - Clinic/Group Practice (KS); Part B Supplier - Clinic/Group Practice (KY); Part B Supplier - Clinic/Group Practice (LA); Part B Supplier - Clinic/Group Practice (MA); Part B Supplier - Clinic/Group Practice (MD); Part B Supplier - Clinic/Group Practice (ME); Part B Supplier - Clinic/Group Practice (MI); Part B Supplier - Clinic/Group Practice (NC); Part B Supplier - Clinic/Group Practice (NH); Part B Supplier - Clinic/Group Practice (NJ); Part B Supplier - Clinic/Group Practice (NM); Part B Supplier - Clinic/Group Practice (NV); Part B Supplier - Clinic/Group Practice (NY); Part B Supplier - Clinic/Group Practice (OH); Part B Supplier - Clinic/Group Practice (OR); Part B Supplier - Clinic/Group Practice (PA); Part B Supplier - Clinic/Group Practice (PR); Part B Supplier - Clinic/Group Practice (RI); Part B Supplier - Clinic/Group Practice (SC); Part B Supplier - Clinic/Group Practice (TN); Part B Supplier - Clinic/Group Practice (TX); Part B Supplier - Clinic/Group Practice (UT); Part B Supplier - Clinic/Group Practice (VA); Part B Supplier - Clinic/Group Practice (WA); Part B Supplier - Clinic/Group Practice (WV)

Enrollment (PECOS)

Enrolled Part B Supplier - Clinic/Group Practice (AL); Part B Supplier - Clinic/Group Practice (AZ); Part B Supplier - Clinic/Group Practice (CA); Part B Supplier - Clinic/Group Practice (CO); Part B Supplier - Clinic/Group Practice (DC); Part B Supplier - Clinic/Group Practice (FL); Part B Supplier - Clinic/Group Practice (GA); Part B Supplier - Clinic/Group Practice (HI); Part B Supplier - Clinic/Group Practice (IA); Part B Supplier - Clinic/Group Practice (ID); Part B Supplier - Clinic/Group Practice (IL); Part B Supplier - Clinic/Group Practice (IN); Part B Supplier - Clinic/Group Practice (KS); Part B Supplier - Clinic/Group Practice (KY); Part B Supplier - Clinic/Group Practice (LA); Part B Supplier - Clinic/Group Practice (MA); Part B Supplier - Clinic/Group Practice (MD); Part B Supplier - Clinic/Group Practice (ME); Part B Supplier - Clinic/Group Practice (MI); Part B Supplier - Clinic/Group Practice (NC); Part B Supplier - Clinic/Group Practice (NH); Part B Supplier - Clinic/Group Practice (NJ); Part B Supplier - Clinic/Group Practice (NM); Part B Supplier - Clinic/Group Practice (NV); Part B Supplier - Clinic/Group Practice (NY); Part B Supplier - Clinic/Group Practice (OH); Part B Supplier - Clinic/Group Practice (OR); Part B Supplier - Clinic/Group Practice (PA); Part B Supplier - Clinic/Group Practice (PR); Part B Supplier - Clinic/Group Practice (RI); Part B Supplier - Clinic/Group Practice (SC); Part B Supplier - Clinic/Group Practice (TN); Part B Supplier - Clinic/Group Practice (TX); Part B Supplier - Clinic/Group Practice (UT); Part B Supplier - Clinic/Group Practice (VA); Part B Supplier - Clinic/Group Practice (WA); Part B Supplier - Clinic/Group Practice (WV)

Medicare sources and data years

Other diagnostic radiologists in Mountain View

Bryan Chan, M.D.
Mountain View, CA · Individual
1316059637
Lisa Jennifer Lee Hwong, M.D.
Mountain View, CA · Individual
1437170024
Bryan Hwang, MD
Mountain View, CA · Individual
1003901554
Peter Jun, M.D.
Mountain View, CA · Individual
1063545606
Neha Vibhakar, MD
Mountain View, CA · Individual
1124100425
Health Diagnostics of California, LLC
Mountain View, CA · Organization
1215361951
Michael Liang-Kai Chiou, M.D.
Mountain View, CA · Individual
1245530419
Ania Azziz, M.D.
Mountain View, CA · Individual
1275868069
Whidbey Island Public Hospital District
Mountain View, CA · Organization
1306736558
Zhixi Li, M.D.
Mountain View, CA · Individual
1326309352
Daniel Stucker, M.D.
Mountain View, CA · Individual
1376625616
Jiajing Liu, MD
Mountain View, CA · Individual
1528415429

All 30 diagnostic radiologists in Mountain View · All diagnostic radiologists in California