NPPES file of Aug 9, 2026

Karen Lee, M.D.

Obstetrics & Gynecology Physician · Solana Beach, CA

Karen Lee, M.D. is an obstetrics & gynecology physician with a practice address in Solana Beach, California, and NPI 1609951961, issued on Oct 26, 2006. Check the license (California A43807, 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
1609951961
Name
Karen Lee
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
A43807 CA
Self-reported in NPPES; status is on the state search
Practice location
530 Lomas Santa FE Dr Ste 4, Solana Beach, CA 92075
Phone
(858) 259-9900
Enumerated
Oct 26, 2006
Record last updated
Sep 10, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(858) 259-0864
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Karen 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 A43807
    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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74% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

43 Medicare Part D claims for 22 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Karen Lee43
  2. Specialty average165

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.

Karen Lee among 5,088 obstetrics & gynecology physician records in California

Karen Lee, M.D. is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% 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 5% of them.

  • NPI issued2006 · 5% of these records are older, 52% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileNo · 53% of these records are
  • Record last updated2018 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in California

There are 5,088 obstetrics & gynecology physician records in California.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Eric Adiarte, M.D.San Marcos, CA 920781902038284
  2. Marisa Alunni, M.D.San Marcos, CA 920781710298476
  3. Alethea Bernstein, M.D.San Marcos, CA 920781407990716
  4. Jorge Calderon, M.D.San Marcos, CA 920781407800881
  5. Radmila Kazanegra, M.D.San Marcos, CA 920781437277118
  6. Susanne KlaudtSan Marcos, CA 920781174608749
  7. Amber Knight, MDSan Marcos, CA 920781184989386
  8. George Kung, M.D.San Marcos, CA 920781134272891

Common questions

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

Karen Lee, M.D.'s National Provider Identifier (NPI) is 1609951961, issued on Oct 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Karen Lee, M.D. located?

The NPPES record lists a practice address at 530 Lomas Santa FE Dr Ste 4, Solana Beach, CA, 92075. Phone: (858) 259-9900. Providers update this record themselves, so call before visiting.

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

NPPES lists California license number A43807, 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 Karen Lee, M.D. prescribe under Medicare Part D?

In 2024, Karen Lee, M.D. had 43 Medicare Part D claims for 22 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.