NPPES file of Aug 9, 2026

Darren Sigal, MD

Medical Oncology Physician · La Jolla, CA

Darren Sigal, MD is a medical oncology physician with a practice address in La Jolla, California, and NPI 1417120080, issued on Apr 3, 2008. Check the license (California A84475, 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
1417120080
Name
Darren Sigal
Credential
MD
Primary taxonomy
Medical Oncology Physician 207RX0202X
License numbers
A84475 CA
036173682 IL
Self-reported in NPPES; status is on the state search
Practice location
10710 N Torrey Pines RD, La Jolla, CA 92037
Phone
(858) 554-5269
Enumerated
Apr 3, 2008
Record last updated
Nov 3, 2025
Medicare enrollment
Enrolled (PECOS I20081119000871); accepts Medicare assignment
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 10710 N Torrey Pines RD

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

  1. Nicole AdamsNurse Practitioner1891167029
  2. Rachel Adrian, RN, MSN, AGACNP-BCAcute Care Nurse Practitioner1548870686
  3. Laura Alberton, M.D.Sports Medicine (Orthopaedic Surgery) Physician1992770655
  4. Sonia Ali, M.D.Hematology & Oncology Physician1730451089
  5. Danica Anderson, PA-CPhysician Assistant1811601859
  6. Jacqueline Anderson, MDSurgery Physician1912427873

Verify Darren Sigal in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A84475
    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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71% more Medicare Part D claims than the average medical oncology physician in 2024

1,205 Medicare Part D claims for 187 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 36 claims were for opioids.

  1. Darren Sigal1,205
  2. Specialty average703

Most prescribed

  1. Prochlorperazine Maleate165 claims
  2. Dexamethasone145 claims
  3. Ondansetron Hcl139 claims
  4. Lorazepam128 claims
  5. Lidocaine-Prilocaine102 claims
  6. Creon71 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: $18,537.11

38 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 3,343 providers of this specialty with any payment received $11,773.47 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Darren Sigal$18,537
  2. Specialty average$11,773

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. Osf Multi-Specialty GroupPeoria, IL
  2. Scripps HealthLa Jolla, CA

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

Medical Oncology Physician providers in California

There are 447 medical oncology physician records in California.

Other medical oncology physician records in California

  1. Donald Abrams, MDSan Francisco, CA1679530018
  2. Ranjana Advani, MDStanford, CA1639225121
  3. Kambiz Afrasiabi, M.D.Anaheim, CA1578572368
  4. Mark Agulnik, MDLos Angeles, CA1164448734
  5. David Agus, M.D.Los Angeles, CA1356328249
  6. Weiyun Ai, MDSan Francisco, CA1649346842
  7. Shafqat Akhtar, MDRed Bluff, CA1700960788
  8. Luai Al Rabadi, M.D.San Francisco, CA1659637452
  9. Michael Alexander, MDSanta Cruz, CA1053321760
  10. Sandra AlgazeLos Angeles, CA1861886707

Common questions

What is Darren Sigal, MD's NPI number?

Darren Sigal, MD's National Provider Identifier (NPI) is 1417120080, issued on Apr 3, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Darren Sigal, MD located?

The NPPES record lists a practice address at 10710 N Torrey Pines RD, La Jolla, CA, 92037. Phone: (858) 554-5269. Providers update this record themselves, so call before visiting.

How can I verify Darren Sigal, MD's license?

NPPES lists California license number A84475, 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 Darren Sigal, MD prescribe under Medicare Part D?

In 2024, Darren Sigal, MD had 1,205 Medicare Part D claims for 187 beneficiaries; the average among medical oncology physician prescribers was 703. 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.