NPPES file of Aug 9, 2026

Daesoon Leem, MD

Sports Medicine (Family Medicine) Physician · Los Angeles, CA

Daesoon Leem, MD is a sports medicine (family medicine) physician with a practice address in Los Angeles, California, and NPI 1902289226, issued on Jul 6, 2015. Check the license (California A155852, 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
1902289226
Name
Daesoon Leem
Credential
MD
Primary taxonomy
Sports Medicine (Family Medicine) Physician 207QS0010X
License number
A155852 CA
Self-reported in NPPES; status is on the state search
Practice location
866 S Westmoreland Ave Ste 101, Los Angeles, CA 90005
Phone
(800) 821-5675
Enumerated
Jul 6, 2015
Record last updated
Jul 27, 2023
Fax
(213) 315-5195
Medicare enrollment
Enrolled (PECOS I20200115000019); 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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8 nearest sports medicine (family medicine) physician records → All 266 in California → Look up another NPI →

Also registered at 866 S Westmoreland Ave Ste 101

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

  1. Edwin Choi, MDFamily Medicine Physician1245273820

Verify Daesoon Leem in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A155852    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

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4.2 times the Medicare Part D claims of the average sports medicine (family medicine) physician in 2024

3,629 Medicare Part D claims for 395 beneficiaries, against an average of 855 among the 2,237 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 50 claims were for opioids.

  1. Daesoon Leem3,629
  2. Specialty average855

Most prescribed

  1. Atorvastatin Calcium257 claims
  2. Amlodipine Besylate152 claims
  3. Losartan Potassium134 claims
  4. Levocetirizine Dihydrochloride125 claims
  5. Metformin Hcl119 claims
  6. Omeprazole107 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: $350.85

10 payments; by number, the most common kind was food and beverage; the largest payer was Eisai Inc. The 1,218 providers of this specialty with any payment received $781.49 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Daesoon Leem$350.85
  2. Specialty average$781.49

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

Daesoon Leem among 266 sports medicine (family medicine) physician records in California

Daesoon Leem, MD is one of 266 sports medicine (family medicine) physician records with a practice address in California. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 63% of them.

  • NPI issued2015 · 63% of these records are older, 31% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2010 · median 2012 among the 190 with a school on file
  • Record last updated2023 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QS0010X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Sports Medicine (Family Medicine) Physician providers in California

There are 266 sports medicine (family medicine) physician records in California.

All 266 in California → Every provider in Los Angeles → Sports Medicine (Family Medicine) Physician nationwide →

The 8 sports medicine (family medicine) physician records with the nearest ZIP codes

  1. Ho Je Lee, MDLos Angeles, CA 900061366671836
  2. Robert Hernandez, MDCommerce, CA 900221861974669
  3. Sanket Patel, DOLos Angeles, CA 900221184253726
  4. Sabrina Serrano, MDLos Angeles, CA 900221235767252
  5. Joshua Goldman, M.D., M.B.ALos Angeles, CA 900241689990038
  6. Sabrina SawlaniLos Angeles, CA 900241184072506
  7. Walter O'Brien, M.D.Los Angeles, CA 900251346290814
  8. Daniel Malkhassian, DOLos Angeles, CA 900271790312312

Common questions

What is Daesoon Leem, MD's NPI number?

Daesoon Leem, MD's National Provider Identifier (NPI) is 1902289226, issued on Jul 6, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Daesoon Leem, MD located?

The NPPES record lists a practice address at 866 S Westmoreland Ave Ste 101, Los Angeles, CA, 90005. Phone: (800) 821-5675. Providers update this record themselves, so call before visiting.

How can I verify Daesoon Leem, MD's license?

NPPES lists California license number A155852, 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 Daesoon Leem, MD prescribe under Medicare Part D?

In 2024, Daesoon Leem, MD had 3,629 Medicare Part D claims for 395 beneficiaries; the average among sports medicine (family medicine) physician prescribers was 855. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.