NPPES file of Aug 9, 2026

Louis Martin Edelson, M.D.

Internal Medicine Physician · San Leandro, CA

Louis Martin Edelson, M.D. is an internal medicine physician with a practice address in San Leandro, California, and NPI 1356429120, issued on Nov 1, 2006. Check the license (California G34300, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1356429120
Name
Louis Martin Edelson
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
G34300 CA
Self-reported in NPPES; status is on the state search
Practice location
2500 Merced St, San Leandro, CA 94577
Phone
(510) 454-1000
Enumerated
Nov 1, 2006
Record last updated
May 22, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicaid ID
00G343000 CA
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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Also registered at 2500 Merced St

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

  1. Rabiatu Abdullah, M.D.Emergency Medicine Physician1497833248
  2. Scott Abramson, M.D.Neurology Physician1891873667
  3. Jayaprada Achanta, M.D.Anesthesiology Physician1053463851
  4. Kristi Adachi, PHARMDPharmacist1396456737
  5. Mary Grace Aguayo, CRTCertified Respiratory Therapist1467923730
  6. Jatinder AhluwaliaPharmacist1508391483

Verify Louis Martin Edelson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G34300
    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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Louis Martin Edelson among 17,696 internal medicine physician records in California

Louis Martin Edelson, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 56% newer
  • In a Medicare fileNo · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2015 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

62 internal medicine physician records list a practice address in San Leandro

They are 62 of the 4,976 NPPES records with a practice address in San Leandro, and 17,696 internal medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Abhijan Banerjee, M.D.San Leandro, CA 945771548292113
  2. Leo Chi, M.D.San Leandro, CA 945771467530220
  3. Young Choi, D.O.San Leandro, CA 945771871671628
  4. Christian Dang, M.D.San Leandro, CA 945771417986753
  5. Mei Kung, M.D.San Leandro, CA 945771407939465
  6. Sandeep Lal, M.D.San Leandro, CA 945771558448340
  7. Evelyn Nakagawa, M.D.San Leandro, CA 945771023077294
  8. Kiran Nandamuri, M.D.San Leandro, CA 945771114901667

Common questions

What is Louis Martin Edelson, M.D.'s NPI number?

Louis Martin Edelson, M.D.'s National Provider Identifier (NPI) is 1356429120, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Louis Martin Edelson, M.D. located?

The NPPES record lists a practice address at 2500 Merced St, San Leandro, CA, 94577. Phone: (510) 454-1000. Providers update this record themselves, so call before visiting.

How can I verify Louis Martin Edelson, M.D.'s license?

NPPES lists California license number G34300, 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. 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.