Aren Vierra, MD
Diagnostic Radiology (CMS) · Mountain View, CA
At a glance
701 E El Camino Real, Mountain View, CA 94040-2833
NPPES record updated Jul 14, 2025. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
701 E El Camino RealMountain View, CA 94040-2833
Additional reported practice locations
1600 Divisadero St Rm C250San Francisco, CA 941433010
Phone: 4158857464 1001 Potrero Avenue Bld5 1St Fl
San Francisco, CA 94110
Phone: 6282068020
Fax: 6282064004 4610 X St
Sacramento, CA 958172200
Phone: 9168167164
Education & affiliations
- Medical / professional school
- University Of California, Davis School Of Medicine
- Graduation year
- 2019
- CMS specialties
- Diagnostic Radiology
Practice groups
Reported hospital affiliations
- El Camino Health Mountain View, CA
- Ucsf Medical Center San Francisco, CA
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Diagnostic Radiology (CMS)
- Taxonomy code
- 2085R0202X
- Enumeration date
- Sep 14, 2017
- Record updated
- Jul 14, 2025
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
2085R0202X · Primary
License reported: A182053 CA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
701 E El Camino RealMountain View, CA 94040-2833
- Phone
- (650) 934-7700
Mailing address
PO BOX 276950SACRAMENTO, CA 958276950
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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