NPPES file of Aug 9, 2026

Alvin Chan, MD

Neurological Surgery Physician · Irvine, CA

Alvin Chan, MD is a neurological surgery physician with a practice address in Irvine, California, and NPI 1356833271, issued on Jun 6, 2018. Check the license (California A163705, 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
1356833271
Name
Alvin Chan
Credential
MD
Primary taxonomy
Neurological Surgery Physician 207T00000X
License number
A163705 CA
Self-reported in NPPES; status is on the state search
Practice location
16300 Sand Canyon Ave Ste 511, Irvine, CA 92618
Phone
(949) 255-9755
Enumerated
Jun 6, 2018
Record last updated
Jun 11, 2025
Medicare enrollment
Enrolled (PECOS I20250619002321); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 2018
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 16300 Sand Canyon Ave Ste 511

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

  1. Hannah Crowe, NPFamily Nurse Practitioner1861315525
  2. Lindsey McCloskeyFamily Nurse Practitioner1912689191
  3. Casey Slattery, MDOrthopaedic Surgery of the Spine Physician1356905277

Verify Alvin Chan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A163705
    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. Orthopaedic Specialty Institute Medical Group OF Orange CountyOrange, CA

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

Alvin Chan among 929 neurological surgery physician records in California

Alvin Chan, MD is one of 929 neurological surgery physician records with a practice address in California. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 90% of them.

  • NPI issued2018 · 90% of these records are older, 7% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2018 · median 2005 among the 612 with a school on file
  • Record last updated2025 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in California

There are 929 neurological surgery physician records in California.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Mark Anderson, MDIrvine, CA 926181154410611
  2. Pawel Jankowski, M.D.Irvine, CA 926181093015091
  3. Vivek Mehta, MDIrvine, CA 926181033433776
  4. Burak Ozgur, M.D.Irvine, CA 926181205877651
  5. Michael Dogali, M.D.Irvine, CA 926041184645665
  6. Mohammad Uddin, MDWildomar, CA 925951962405142
  7. Brian Hwang, MDLaguna Hills, CA 926531699087908
  8. Robert Jackson, M.D.Laguna Hills, CA 926531023003605

Common questions

What is Alvin Chan, MD's NPI number?

Alvin Chan, MD's National Provider Identifier (NPI) is 1356833271, issued on Jun 6, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Alvin Chan, MD located?

The NPPES record lists a practice address at 16300 Sand Canyon Ave Ste 511, Irvine, CA, 92618. Phone: (949) 255-9755. Providers update this record themselves, so call before visiting.

How can I verify Alvin Chan, MD's license?

NPPES lists California license number A163705, 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.