NPPES file of Aug 9, 2026

Christopher Lai, M.D

Emergency Medicine Physician · Anaheim, CA

Christopher Lai, M.D is an emergency medicine physician with a practice address in Anaheim, California, and NPI 1487670907, issued on Jul 15, 2006. Check the license (California A92005, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1487670907
Name
Christopher Lai
Credential
M.D
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
A92005 CA
2011-00890 NC
MD424686 PA
21632 WV
Self-reported in NPPES; status is on the state search
Practice location
1111 W LA Palma Ave, Anaheim, CA 92801
Phone
(714) 774-1450
Enumerated
Jul 15, 2006
Record last updated
Jan 12, 2025
Medicaid ID
00A920050 CA
Medicare enrollment
Enrolled (PECOS I20051018000254); accepts Medicare assignment
Medical or professional school
Ohio State University College Of Medicine, 2002
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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8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →

Also registered at 1111 W LA Palma Ave

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

  1. Ruke Achoja, MDAnesthesiology Physician1700143914
  2. Katherine Atienza, RNGastroenterology Registered Nurse1386500221
  3. Sheryn Atkinson, RNCommunity Health Registered Nurse1285252387
  4. Lupita Cervantes RoblesClinical Social Worker1982482717
  5. Bharat Chauhan, M.D.Infectious Disease Physician1730243759
  6. Tara Chiazza, LCSWSocial Worker1306056353

Verify Christopher Lai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A92005    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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Bills Medicare through one group practice

  1. Anaheim Emergency Medical GroupAnaheim, CA

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

Christopher Lai among 7,751 emergency medicine physician records in California

Christopher Lai, M.D is one of 7,751 emergency medicine physician records with a practice address in California. 81% 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 4% of them.

  • NPI issued2006 · 4% of these records are older, 60% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2002 · median 2011 among the 4,560 with a school on file
  • Record last updated2025 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in California

There are 7,751 emergency medicine physician records in California.

All 7,751 in California → Every provider in Anaheim → Emergency Medicine Physician nationwide →

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Allen Chiou, M.D.Anaheim, CA 928011407291354
  2. Jai Ho, MDAnaheim, CA 928011396788345
  3. Isai Lopez, MDAnaheim, CA 928011902486673
  4. Richard Oxman, M.D.Anaheim, CA 928011487704789
  5. Samuel Saelee, MDAnaheim, CA 928011881634129
  6. Susan Socha, DOAnaheim, CA 928011962458067
  7. Gregory Sviland, MDAnaheim, CA 928011265488373
  8. Vijay Wali, MDAnaheim, CA 928011215970389

Common questions

What is Christopher Lai, M.D's NPI number?

Christopher Lai, M.D's National Provider Identifier (NPI) is 1487670907, issued on Jul 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Lai, M.D located?

The NPPES record lists a practice address at 1111 W LA Palma Ave, Anaheim, CA, 92801. Phone: (714) 774-1450. Providers update this record themselves, so call before visiting.

How can I verify Christopher Lai, M.D's license?

NPPES lists California license number A92005, 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.