Michael H. Lum, MD
Obstetrics & Gynecology Physician · San Jose, CA
Michael H. Lum, MD is an obstetrics & gynecology physician with a practice address in San Jose, California, and NPI 1124104633, issued on Oct 27, 2006. Check the license (California A74288, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Michael H. Lum
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- A74288 CA
Self-reported in NPPES; status is on the state search - Practice location
- 260 International Cir, San Jose, CA 95119
- Phone
- (408) 972-7000
- Enumerated
- Oct 27, 2006
- Record last updated
- Dec 20, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 00A742880 CA
- Medicare enrollment
- Enrolled (PECOS I20110318000716); accepts Medicare assignment
- Medical or professional school
- Medical College Of Pennsylvania, 1997
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 260 International Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anthony Abene, MDOrthopaedic Surgery Physician1457437964
- Antoinette Acenas, MDPsychiatry Physician1295811719
- Sunil Ahuja, MDUrology Physician1134205669
- Patti Albertson, MDObstetrics & Gynecology Physician1952487456
- Catherine Allen, N.P.Obstetrics & Gynecology Nurse Practitioner1487746772
- Thomas Alloggiamento, MDCardiovascular Disease Physician1881770386
Verify Michael H. Lum in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A74288Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $150.00
1 payment: food and beverage; the largest payer was Revance Therapeutics, Inc. 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.
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
- Permanente Medical Group IncSan Jose, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael H. Lum among 5,088 obstetrics & gynecology physician records in California
Michael H. Lum, MD 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 fileYes · 53% of these records are
- Graduated1997 · 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).
Obstetrics & Gynecology Physician providers in California
There are 5,088 obstetrics & gynecology physician records in California.
All 5,088 in California → Every provider in San Jose → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Patti Albertson, MDSan Jose, CA 951191952487456
- Akila Annamalai, MDSan Jose, CA 951191497831903
- Preete Bhanot, MDSan Jose, CA 951191215013719
- Joseph Derrough, MDSan Jose, CA 951191225114747
- Karen Garcia, MDSan Jose, CA 951191043396567
- Dennis Hou, MDSan Jose, CA 951191245316751
- Thomas Lin, MDSan Jose, CA 951191023194552
- Suchada Nopachai, MDSan Jose, CA 951191699851105
Common questions
What is Michael H. Lum, MD's NPI number?
Michael H. Lum, MD's National Provider Identifier (NPI) is 1124104633, issued on Oct 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael H. Lum, MD located?
The NPPES record lists a practice address at 260 International Cir, San Jose, CA, 95119. Phone: (408) 972-7000. Providers update this record themselves, so call before visiting.
How can I verify Michael H. Lum, MD's license?
NPPES lists California license number A74288, 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.
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.