Aren Vierra, MD
Diagnostic Radiology Physician · Mountain View, CA
Aren Vierra, MD is a diagnostic radiology physician with a practice address in Mountain View, California, and NPI 1528587185, issued on Sep 14, 2017. Check the license (California A182053, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Aren Vierra
- Credential
- MD
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- A182053 CA
Self-reported in NPPES; status is on the state search - Practice location
- 701 E EL Camino Real, Mountain View, CA 94040
- Phone
- (650) 934-7700
- Enumerated
- Sep 14, 2017
- Record last updated
- Jul 14, 2025
- Medicare enrollment
- Enrolled (PECOS I20240710000586); accepts Medicare assignment
- Medical or professional school
- University Of California, Davis School Of Medicine, 2019
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 4,500 in California → Look up another NPI →
Also registered at 701 E EL Camino Real
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Felix Adler, M.D.Diagnostic Radiology Physician1801069729
- Olga Afanasiev, MD, PHDDermatology Physician1669869384
Verify Aren Vierra in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A182053Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 2 group practices
- Sutter Bay Medical FoundationSan Jose, CA
- University OF California San FranciscoSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Aren Vierra among 4,500 diagnostic radiology physician records in California
Aren Vierra, MD is one of 4,500 diagnostic radiology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 85% of them.
- NPI issued2017 · 85% of these records are older, 12% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2019 · median 2004 among the 3,130 with a school on file
- Record last updated2025 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in California
There are 4,500 diagnostic radiology physician records in California.
All 4,500 in California → Every provider in Mountain View → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Santosh BhatiMountain View, CA 940401124114194
- Bryan Chan, M.D.Mountain View, CA 940401316059637
- Colin ChoMountain View, CA 940401093739336
- James Cowan, MDMountain View, CA 940401629165121
- Lydia Delaney-Sathy, MDMountain View, CA 940401831139757
- Bryan Hwang, MDMountain View, CA 940401003901554
- Lisa Hwong, M.D.Mountain View, CA 940401437170024
- Stephanie Jun, M.D.Mountain View, CA 940401689704678
Common questions
What is Aren Vierra, MD's NPI number?
Aren Vierra, MD's National Provider Identifier (NPI) is 1528587185, issued on Sep 14, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Aren Vierra, MD located?
The NPPES record lists a practice address at 701 E EL Camino Real, Mountain View, CA, 94040. Phone: (650) 934-7700. Providers update this record themselves, so call before visiting.
How can I verify Aren Vierra, MD's license?
NPPES lists California license number A182053, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.