NPPES file of Aug 9, 2026

Lauren Boreta, M.D.

Radiation Oncology Physician · San Francisco, CA

Lauren Boreta, M.D. is a radiation oncology physician with a practice address in San Francisco, California, and NPI 1679990071, issued on Mar 24, 2014. Check the license (California A138986, 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 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1679990071
Name
Lauren Boreta
Credential
M.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
A138986 CA
Self-reported in NPPES; status is on the state search
Practice location
1600 Divisadero St, San Francisco, CA 94143
Phone
(415) 443-0283
Enumerated
Mar 24, 2014
Record last updated
Mar 15, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20190715001003); accepts Medicare assignment
Medical or professional school
University Of California, San Francisco School Of Medicine, 2014
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 1600 Divisadero St

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

  1. David AlfonRegistered Nurse1558106336
  2. Christian Apfel, MD, PHDAnesthesiology Physician1578651105
  3. Fady BekheetPharmacist1780223131
  4. Fletcher Bell, MDInternal Medicine Physician1811647514
  5. Ronald Braun, M.D.Anesthesiology Physician1700865367
  6. Daniel BrissendenInternal Medicine Physician1871378794

Verify Lauren Boreta in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A138986
    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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The practice group's MIPS final score for 2023 (Medicare payment program): 74.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costout of 100 · 30%46.7
  3. Promoting interoperabilityout of 100 · 25%76.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. 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).

Lauren Boreta among 735 radiation oncology physician records in California

Lauren Boreta, M.D. is one of 735 radiation oncology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 79% of them.

  • NPI issued2014 · 79% of these records are older, 18% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2014 · median 2005 among the 545 with a school on file
  • Record last updated2016 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in California

There are 735 radiation oncology physician records in California.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Steve Braunstein, MD, PHDSan Francisco, CA 941431760610141
  2. Mary Feng, M.D.San Francisco, CA 941431720106693
  3. Barbara Fowble, M.D.San Francisco, CA 941431881623866
  4. Encouse Golden, MD, PHDSan Francisco, CA 941431841525664
  5. Kavita Mishra, M.D., M.P.H.San Francisco, CA 941431568640076
  6. Jean Nakamura, M.D.San Francisco, CA 941431154369551
  7. Anna Paulsson, M.D.San Francisco, CA 941431134562333
  8. Nicolas Prionas, MD, PHDSan Francisco, CA 941431972840361

Common questions

What is Lauren Boreta, M.D.'s NPI number?

Lauren Boreta, M.D.'s National Provider Identifier (NPI) is 1679990071, issued on Mar 24, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Lauren Boreta, M.D. located?

The NPPES record lists a practice address at 1600 Divisadero St, San Francisco, CA, 94143. Phone: (415) 443-0283. Providers update this record themselves, so call before visiting.

How can I verify Lauren Boreta, M.D.'s license?

NPPES lists California license number A138986, 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.

What is Lauren Boreta, M.D.'s MIPS final score?

The 2023 MIPS final score is 74.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.