Health Diagnostics of California, LLC
NPI 1215361951 · Diagnostic Radiology Physician · Mountain View, CA
Health Diagnostics of California, LLC is a Diagnostic Radiology Physician organization in Mountain View, CA (NPI 1215361951).
Provider details
- NPI number
- 1215361951
- Entity type
- Organization
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Howard Simon, President(480) 478-6545
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Other names (DBA / former)
- Doing business as
- Health Diagnostics of California - Mt. View
Registry dates
- Enumerated
- 2013-08-29
- Last updated
- 2013-08-29
Frequently asked questions
- What is Health Diagnostics of California, LLC's NPI number?
- Health Diagnostics of California, LLC's National Provider Identifier (NPI) is 1215361951, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Health Diagnostics of California, LLC?
- Health Diagnostics of California, LLC is classified in the NPPES registry as Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Health Diagnostics of California, LLC located?
- Health Diagnostics of California, LLC's practice location on file with NPPES is 105 South Dr, Mountain View, CA 94040-4311.
- What is Health Diagnostics of California, LLC's phone number?
- The practice phone number listed in the NPPES registry for Health Diagnostics of California, LLC is (650) 254-1355.
- Who is the authorized official for Health Diagnostics of California, LLC?
- The authorized official listed on Health Diagnostics of California, LLC's NPPES record is Howard Simon, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Health Diagnostics of California, LLC's NPI active?
- Yes — Health Diagnostics of California, LLC's NPI (1215361951) is active in the NPPES registry as of the last update on 2013-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.