NPPES file of Aug 9, 2026

Alan Lee, M.D.

Radiation Oncology Physician · Los Angeles, CA

Alan Lee, M.D. is a radiation oncology physician with a practice address in Los Angeles, California, and NPI 1285072918, issued on Jun 4, 2013. Check the license (California A156335, 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 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1285072918
Name
Alan Lee
Credential
M.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License numbers
A156335 CA
256500 MA
Self-reported in NPPES; status is on the state search
Practice location
200 Medical Plaza Ste B265, Los Angeles, CA 90095
Phone
(310) 825-0128
Enumerated
Jun 4, 2013
Record last updated
Aug 3, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20180625002130); 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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Verify Alan Lee in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A156335
    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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20% fewer Medicare Part D claims than the average radiation oncology physician in 2024

107 Medicare Part D claims for 59 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D.

  1. Alan Lee107
  2. Specialty average134

Most prescribed

  1. Ciprofloxacin Hcl32 claims
  2. Venlafaxine Hcl Er17 claims
  3. Pantoprazole Sodium15 claims
  4. Tamsulosin Hcl14 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 75.5 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. Qualityout of 100 · 30% of the final score58.3
  2. Costout of 100 · 30%55.0
  3. Promoting interoperabilityout of 100 · 25%100.0
  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).

Industry payments in 2024: $5,330.36

17 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 3,275 providers of this specialty with any payment received $1,897.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alan Lee$5,330.36
  2. Specialty average$1,897.85

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. The Regents OF The University OF CaliforniaLos Angeles, CA

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

Alan Lee among 735 radiation oncology physician records in California

Alan Lee, 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 2013, is newer than 76% of them.

  • NPI issued2013 · 76% of these records are older, 21% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2013 · median 2005 among the 545 with a school on file
  • Record last updated2018 · 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. Phillip Beron, MDLos Angeles, CA 900951083698237
  2. David Demanes, M.D.Los Angeles, CA 900951407914757
  3. Paul Duong, M.D.Los Angeles, CA 900951790750768
  4. Hany Elsaleh, MDLos Angeles, CA 900951639104623
  5. Judith Ford, MDLos Angeles, CA 900951982638565
  6. Sara Kim, M.D.Los Angeles, CA 900951851405278
  7. Christopher King, M.D.Los Angeles, CA 900951962574145
  8. Patrick Kupelian, MDLos Angeles, CA 900951144205881

Common questions

What is Alan Lee, M.D.'s NPI number?

Alan Lee, M.D.'s National Provider Identifier (NPI) is 1285072918, issued on Jun 4, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Alan Lee, M.D. located?

The NPPES record lists a practice address at 200 Medical Plaza Ste B265, Los Angeles, CA, 90095. Phone: (310) 825-0128. Providers update this record themselves, so call before visiting.

How can I verify Alan Lee, M.D.'s license?

NPPES lists California license number A156335, 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 Alan Lee, M.D. prescribe under Medicare Part D?

In 2024, Alan Lee, M.D. had 107 Medicare Part D claims for 59 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.

What is Alan Lee, M.D.'s MIPS final score?

The 2023 MIPS final score is 75.5 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.