Registry data as of Aug 27, 2026

Arianna Bradley, MD

Family Medicine Physician · Oakland, CA

Arianna Bradley, MD is a family medicine physician with a practice address in Oakland, California, and NPI 1508516402, issued on Mar 24, 2022. Check the license (California A203913, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1508516402
Name
Arianna Bradley
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A203913 CA
Self-reported in NPPES; status is on the state search
Practice location
3100 Telegraph Ave Ste 2000, Oakland, CA 94609
Phone
(510) 504-8920
Enumerated
Mar 24, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3100 Telegraph Ave Ste 2000

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Bayley GuzmanFamily Nurse Practitioner1831051200
  2. Kristen Lavelle, MDEndocrinology, Diabetes & Metabolism Physician1790273381
  3. Swapna Merupula, M.B.,B.S.Internal Medicine Physician1942644299
  4. Shamila Panjwani, DOFamily Medicine Physician1255894127
  5. Julia Stevens, PA-CPhysician Assistant1821394073

Verify Arianna Bradley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A203913
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

94% fewer Medicare Part D claims than the average family medicine physician in 2024

224 Medicare Part D claims for 38 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D.

  1. Arianna Bradley224
  2. Specialty average3,519

Most prescribed

  1. Atorvastatin Calcium14 claims
  2. Amlodipine Besylate13 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

One hospital or facility affiliation

  1. Sutter Bay Medical FoundationOakland, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

172 family medicine physician records list a Oakland practice address

They are 172 of the 18,558 NPPES records with a Oakland practice address, and 16,272 family medicine physician records in California.

Other family medicine physician records in California

  1. Omer Aba-Omer, MDSanta Monica, CA1649702093
  2. Michelle Ababa, MDWilmington, CA1710922513
  3. Anna Tzeitel Abalos, MDRoseville, CA1720200017
  4. Adan Abarca, MDAnaheim, CA1760553689
  5. Vanessa Abarca, DOVentura, CA1952040859
  6. Lorraine Abate, M.D.Sacramento, CA1104840008
  7. Robert Abatecola, MDCastro Valley, CA1669551719
  8. Romeo Abaya, M.D.Cottonwood, CA1598053506
  9. Effiem Abbah, MD, MPHSan Francisco, CA1821185133
  10. Khuzeman Abbasi, MDSanta Rosa, CA1841979952

Common questions

What is Arianna Bradley, MD's NPI number?

Arianna Bradley, MD's National Provider Identifier (NPI) is 1508516402, issued on Mar 24, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Arianna Bradley, MD located?

The NPPES record lists a practice address at 3100 Telegraph Ave Ste 2000, Oakland, CA, 94609. Phone: (510) 504-8920. Providers update this record themselves, so call before visiting.

How can I verify Arianna Bradley, MD's license?

NPPES lists California license number A203913, 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.

How much does Arianna Bradley, MD prescribe under Medicare Part D?

In 2024, Arianna Bradley, MD had 224 Medicare Part D claims for 38 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.