NPPES file of Aug 9, 2026

Joseph Yiu-Cho Li, M.D.

Obstetrics & Gynecology Physician · Pasadena, CA

Joseph Yiu-Cho Li, M.D. is an obstetrics & gynecology physician with a practice address in Pasadena, California, and NPI 1770573941, issued on Oct 27, 2005. Check the license (California G40118, 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
1770573941
Name
Joseph Yiu-Cho Li
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
G40118 CA
Self-reported in NPPES; status is on the state search
Practice location
10 Congress St, Pasadena, CA 91105
Phone
(626) 577-5058
Enumerated
Oct 27, 2005
Record last updated
Dec 17, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(626) 440-9976
Medicaid IDs
00G401180 CA
00G401181 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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8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →

Also registered at 10 Congress St

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

  1. Syeda Ali, MDNephrology Physician1528051984
  2. Aykut Bayrak, MDReproductive Endocrinology Physician1679586218
  3. Rizwan Bhatti, M.D.Ophthalmology Physician1588724108
  4. Barry Blum, MDInternal Medicine Physician1639141716
  5. Gerald Bowns, MDOphthalmology Physician1225000672
  6. Samuel Bruce, M.D.Maternal & Fetal Medicine Physician1417069105

Verify Joseph Yiu-Cho Li in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G40118    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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Industry payments in 2024: $27.47

1 payment: food and beverage; the largest payer was Sumitomo Pharma America, 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.

  1. Joseph Li$27.47
  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.

Joseph Yiu-Cho Li among 5,088 obstetrics & gynecology physician records in California

Joseph Yiu-Cho Li, 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 95% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileNo · 53% of these records are
  • Record last updated2008 · 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 Pasadena → Obstetrics & Gynecology Physician nationwide →

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

  1. Ebenezer Ajilore, M.D.Pasadena, CA 911051891787537
  2. Jennie Chang, M.D.Pasadena, CA 911051982668422
  3. Della Fong, M.D.Pasadena, CA 911051700813359
  4. Melissa Grier, M.D.Pasadena, CA 911051861484420
  5. Wilbert Henneberg, MDPasadena, CA 911051265433155
  6. Bryan Jick, MDPasadena, CA 911051720051436
  7. James Macer, MDPasadena, CA 911051134129711
  8. George Matsuda, MDPasadena, CA 911051144220815

Common questions

What is Joseph Yiu-Cho Li, M.D.'s NPI number?

Joseph Yiu-Cho Li, M.D.'s National Provider Identifier (NPI) is 1770573941, issued on Oct 27, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Yiu-Cho Li, M.D. located?

The NPPES record lists a practice address at 10 Congress St, Pasadena, CA, 91105. Phone: (626) 577-5058. Providers update this record themselves, so call before visiting.

How can I verify Joseph Yiu-Cho Li, M.D.'s license?

NPPES lists California license number G40118, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.