NPPES file of Aug 9, 2026

Derk D. Purcell, M.D.

Diagnostic Radiology Physician · San Francisco, CA

Derk D. Purcell, M.D. is a diagnostic radiology physician with a practice address in San Francisco, California, and NPI 1114047917, issued on Mar 29, 2007. Check the license (California A90277, 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
1114047917
Name
Derk D. Purcell
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
A90277 CA
Self-reported in NPPES; status is on the state search
Practice location
1101 Van Ness Ave, San Francisco, CA 94109
Phone
(415) 600-0800
Enumerated
Mar 29, 2007
Record last updated
Mar 21, 2024
Fax
(415) 447-6335
Medicaid ID
1114047917 CA
Medicare enrollment
Enrolled (PECOS I20090124000025); accepts Medicare assignment
Medical or professional school
University Of California, San Francisco School Of Medicine, 2003
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 1101 Van Ness Ave

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

  1. Hashem Al-Dujaili, MDDiagnostic Radiology Physician1750062675
  2. Chase Anderson, MDVascular & Interventional Radiology Physician1609338185
  3. Lindsey AttigContinence Care Registered Nurse1003296906
  4. Valerie Au, M.D.Anesthesiology Physician1326415373
  5. Rio Beardsley, MDEmergency Medicine Physician1992384994
  6. Matthew Bell, MDInternal Medicine Physician1295316263

Verify Derk D. Purcell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A90277
    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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Industry payments in 2024: $11,870.15

4 payments; by number, the most common kind was consulting fee; the largest payer was Eisai Inc. The 8,048 providers of this specialty with any payment received $2,488.38 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Derk Purcell$11,870
  2. Specialty average$2,488

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

Bills Medicare through 2 group practices

  1. California Advanced Imaging Medical Associates IncSan Francisco, CA
  2. Sutter Bay Medical FoundationSan Francisco, CA

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

Derk D. Purcell among 4,500 diagnostic radiology physician records in California

Derk D. Purcell, M.D. 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 2007, is newer than 48% of them.

  • NPI issued2007 · 48% of these records are older, 41% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2003 · median 2004 among the 3,130 with a school on file
  • Record last updated2024 · 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.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Edward Baker, M.D.San Francisco, CA 941091023057536
  2. Jerome Barakos, M.D.San Francisco, CA 941091972558922
  3. Stephen Benzian, MDSan Francisco, CA 941091619924032
  4. William Harvey, M.D.San Francisco, CA 941091689616757
  5. Michael Hope, MDSan Francisco, CA 941091699805093
  6. Amy Huang, MDSan Francisco, CA 941091639156326
  7. Frank Mainzer, M.D.San Francisco, CA 941091467402636
  8. Maya Meux, M.D.San Francisco, CA 941091962441394

Common questions

What is Derk D. Purcell, M.D.'s NPI number?

Derk D. Purcell, M.D.'s National Provider Identifier (NPI) is 1114047917, issued on Mar 29, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Derk D. Purcell, M.D. located?

The NPPES record lists a practice address at 1101 Van Ness Ave, San Francisco, CA, 94109. Phone: (415) 600-0800. Providers update this record themselves, so call before visiting.

How can I verify Derk D. Purcell, M.D.'s license?

NPPES lists California license number A90277, 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.