NPPES file of Aug 9, 2026

Christina Lam

Obstetrics & Gynecology Physician · Los Gatos, CA

Christina Lam is an obstetrics & gynecology physician with a practice address in Los Gatos, California, and NPI 1841722782, issued on Mar 30, 2017. Check the license (California A158852, 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
1841722782
Name
Christina Lam
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
A158852 CA
Self-reported in NPPES; status is on the state search
Practice location
15151 National Ave, Los Gatos, CA 95032
Phone
(669) 294-8122
Enumerated
Mar 30, 2017
Record last updated
Jul 12, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210831002886); 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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Also registered at 15151 National Ave

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

  1. Elizabeth Adie, M.D.Obstetrics & Gynecology Physician1578535084
  2. Elizabeth Basham, M.D.Obstetrics & Gynecology Physician1225290414
  3. Kristine Borrison, MDObstetrics & Gynecology Physician1730144072
  4. Sharon Buzi, M.D.Obstetrics Physician1730478041
  5. Mary Imig, MDObstetrics & Gynecology Physician1194780957
  6. Karen Kunzel, MDObstetrics & Gynecology Physician1184689911

Verify Christina Lam in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A158852
    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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72% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

46 Medicare Part D claims for 21 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Christina Lam46
  2. Specialty average165

Most prescribed

  1. Estradiol20 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: $64.11

2 payments; by number, the most common kind was food and beverage; the largest payer was Hologic Sales and Service, LLC. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Christina Lam$64.11
  2. Specialty average$1,030.61

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. University Healthcare AllianceLos Gatos, CA

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

Christina Lam among 5,088 obstetrics & gynecology physician records in California

Christina Lam 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 2017, is newer than 87% of them.

  • NPI issued2017 · 87% of these records are older, 10% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2017 · median 2004 among the 2,700 with a school on file
  • Record last updated2021 · 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).

37 obstetrics & gynecology physician records list a practice address in Los Gatos

They are 37 of the 1,905 NPPES records with a practice address in Los Gatos, and 5,088 obstetrics & gynecology physician records in California.

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

  1. Elizabeth Adie, M.D.Los Gatos, CA 950321578535084
  2. Jose Bolanos, MDLos Gatos, CA 950321992721989
  3. Kristine Borrison, MDLos Gatos, CA 950321730144072
  4. Ling Chen, MDLos Gatos, CA 950321649216888
  5. Anthony Damore, MDLos Gatos, CA 950321932131307
  6. Mary Imig, MDLos Gatos, CA 950321194780957
  7. Karen Kunzel, MDLos Gatos, CA 950321184689911
  8. Tamara Neuhaus, MDLos Gatos, CA 950321235157892

Common questions

What is Christina Lam's NPI number?

Christina Lam's National Provider Identifier (NPI) is 1841722782, issued on Mar 30, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Christina Lam located?

The NPPES record lists a practice address at 15151 National Ave, Los Gatos, CA, 95032. Phone: (669) 294-8122. Providers update this record themselves, so call before visiting.

How can I verify Christina Lam's license?

NPPES lists California license number A158852, 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 Christina Lam prescribe under Medicare Part D?

In 2024, Christina Lam had 46 Medicare Part D claims for 21 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.