NPPES file of Aug 9, 2026

Sean Berquist

Urology Physician · Stanford, CA

Sean Berquist is a urology physician with a practice address in Stanford, California, and NPI 1487141081, issued on Apr 18, 2018. Check the license (California A163805, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1487141081
Name
Sean Berquist
Primary taxonomy
Urology Physician 208800000X
License number
A163805 CA
Self-reported in NPPES; status is on the state search
Practice location
300 Pasteur Dr, Stanford, CA 94305
Phone
(650) 723-4000
Enumerated
Apr 18, 2018
Record last updated
Mar 18, 2024
Medicare enrollment
Enrolled (PECOS I20240806004077); accepts Medicare assignment
Medical or professional school
University Of California, San Diego School Of Medicine, 2018
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 300 Pasteur Dr

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

  1. Cooper Aakhus, MDEmergency Medicine Physician1194351007
  2. Oliver Aalami, M.D.Vascular Surgery Physician1225229024
  3. Alistair Aaronson, MDInternal Medicine Physician1457628760
  4. Sumaira Aasi, MDMOHS-Micrographic Surgery Physician1780675181
  5. Fahim Abbasi, M.D.Internal Medicine Physician1841484037
  6. Mohamad Abbass, MDNeurological Surgery Physician1679492151

Verify Sean Berquist in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A163805
    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.

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80% fewer Medicare Part D claims than the average urology physician in 2024

269 Medicare Part D claims for 140 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. 33 claims were for opioids.

  1. Sean Berquist269
  2. Specialty average1,340

Most prescribed

  1. Alfuzosin Hcl Er43 claims
  2. Finasteride36 claims
  3. Tamsulosin Hcl26 claims
  4. Oxycodone Hcl24 claims
  5. Ibuprofen17 claims
  6. Nitrofurantoin Mono-Macro15 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.

Industry payments in 2024: $84.89

4 payments; by number, the most common kind was food and beverage; the largest payer was Endo USA, Inc. The 9,340 providers of this specialty with any payment received $3,800.04 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sean Berquist$84.89
  2. Specialty average$3,800.04

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Dignity Health Medical FoundationRedwood City, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Sean Berquist among 1,524 urology physician records in California

Sean Berquist is one of 1,524 urology physician records with a practice address in California. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 88% of them.

  • NPI issued2018 · 88% of these records are older, 9% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2018 · median 2003 among the 1,049 with a school on file
  • Record last updated2024 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Urology Physician providers in California

There are 1,524 urology physician records in California.

The 8 urology physician records with the nearest ZIP codes

  1. Jennifer Abidari, MDStanford, CA 943051811098197
  2. Rodney Anderson, MDStanford, CA 943051265443246
  3. James Brooks, MDStanford, CA 943051043320005
  4. Benjamin Chung, M.D.Stanford, CA 943051205945920
  5. Craig Comiter, MDStanford, CA 943051780657171
  6. Michael Eisenberg, MDStanford, CA 943051508999749
  7. Harcharan Gill, MDStanford, CA 943051326152422
  8. Vanessa Gulla, M.D.Stanford, CA 943051376648279

Common questions

What is Sean Berquist's NPI number?

Sean Berquist's National Provider Identifier (NPI) is 1487141081, issued on Apr 18, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Sean Berquist located?

The NPPES record lists a practice address at 300 Pasteur Dr, Stanford, CA, 94305. Phone: (650) 723-4000. Providers update this record themselves, so call before visiting.

How can I verify Sean Berquist's license?

NPPES lists California license number A163805, 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 Sean Berquist prescribe under Medicare Part D?

In 2024, Sean Berquist had 269 Medicare Part D claims for 140 beneficiaries; the average among urology physician prescribers was 1,340. Part D covers Medicare prescriptions only.

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.