NPPES file of Aug 9, 2026

Yong Sook Lynda Lee, MD

Rheumatology Physician · Campbell, CA

Yong Sook Lynda Lee, MD is a rheumatology physician with a practice address in Campbell, California, and NPI 1497839864, issued on Oct 24, 2006. Check the license (California G64264, 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
1497839864
Name
Yong Sook Lynda Lee
Credential
MD
Primary taxonomy
Rheumatology Physician 207RR0500X
License number
G64264 CA
Self-reported in NPPES; status is on the state search
Practice location
50 E Hamilton Ave Ste 200, Campbell, CA 95008
Phone
(408) 866-1135
Enumerated
Oct 24, 2006
Record last updated
Apr 25, 2024
Medicare enrollment
Enrolled (PECOS I20080822000678); accepts Medicare assignment
Medical or professional school
Northeastern Ohio University College Of Medicine, 1987
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 50 E Hamilton Ave Ste 200

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

  1. Sangeetha Balasubramanian, MDRheumatology Physician1265640874
  2. Vidya Parameswaran, M.D.Rheumatology Physician1518078179
  3. Neelakshi Patel, M.D.Rheumatology Physician1508956475
  4. Shylaja Prashanth, M.DRheumatology Physician1720263825

Verify Yong Sook Lynda 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 G64264
    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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42% more Medicare Part D claims than the average rheumatology physician in 2024

2,815 Medicare Part D claims for 465 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. 509 claims were for opioids.

  1. Yong Lee2,815
  2. Specialty average1,978

Most prescribed

  1. Hydroxychloroquine Sulfate391 claims
  2. Prednisone230 claims
  3. Hydrocodone-Acetaminophen228 claims
  4. Celecoxib161 claims
  5. Methotrexate147 claims
  6. Alendronate Sodium146 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.

Bills Medicare through one group practice

  1. University Healthcare AllianceCampbell, CA

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

Yong Sook Lynda Lee among 926 rheumatology physician records in California

Yong Sook Lynda Lee, MD is one of 926 rheumatology physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 55% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1987 · median 2003 among the 641 with a school on file
  • Record last updated2024 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Rheumatology Physician providers in California

There are 926 rheumatology physician records in California.

The 8 rheumatology physician records with the nearest ZIP codes

  1. Sangeetha Balasubramanian, MDCampbell, CA 950081265640874
  2. Vidya Parameswaran, M.D.Campbell, CA 950081518078179
  3. Neelakshi Patel, M.D.Campbell, CA 950081508956475
  4. Shylaja Prashanth, M.DCampbell, CA 950081720263825
  5. Samar Charabaty, M.D.Gilroy, CA 950201467603365
  6. Gerlie Papillion, MDGilroy, CA 950201598740953
  7. Thomas Abel, MDMonte Sereno, CA 950301871679399
  8. Mary FainstatLos Gatos, CA 950321487847901

Common questions

What is Yong Sook Lynda Lee, MD's NPI number?

Yong Sook Lynda Lee, MD's National Provider Identifier (NPI) is 1497839864, issued on Oct 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Yong Sook Lynda Lee, MD located?

The NPPES record lists a practice address at 50 E Hamilton Ave Ste 200, Campbell, CA, 95008. Phone: (408) 866-1135. Providers update this record themselves, so call before visiting.

How can I verify Yong Sook Lynda Lee, MD's license?

NPPES lists California license number G64264, 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 Yong Sook Lynda Lee, MD prescribe under Medicare Part D?

In 2024, Yong Sook Lynda Lee, MD had 2,815 Medicare Part D claims for 465 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.