NPPES file of Aug 9, 2026

Isaac C. Chankai, MD

Surgery Physician · Santa Cruz, CA

Isaac C. Chankai, MD is a surgery physician with a practice address in Santa Cruz, California, and NPI 1922259720, issued on Oct 10, 2008. Check the license (California A123386, 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
1922259720
Name
Isaac C. Chankai
Credential
MD
Primary taxonomy
Surgery Physician 208600000X
License number
A123386 CA
Self-reported in NPPES; status is on the state search
Practice location
2900 Chanticleer Ave, Santa Cruz, CA 95065
Phone
(831) 462-7100
Enumerated
Oct 10, 2008
Record last updated
Apr 25, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20130520000638); accepts Medicare assignment
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 surgery physician records → All 3,118 in California → Look up another NPI →

Also registered at 2900 Chanticleer Ave

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

  1. Acelina AlvarezPhysician Assistant1992775431
  2. David AnishAnesthesiology Physician1982674701
  3. David Arakaki, MDAnesthesiology Physician1396796751
  4. Lilian Beggs, IBCLCLactation Consultant (Registered Nurse)1063750727
  5. Vatche Bezdikian, MDAnesthesiology Physician1679787295
  6. Timothy Blakeslee, DPMPodiatrist1871572917

Verify Isaac C. Chankai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A123386    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. Surgical Associates OF Monterey Bay Medical CorporationSanta Cruz, CA

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

Isaac C. Chankai among 3,118 surgery physician records in California

Isaac C. Chankai, MD is one of 3,118 surgery physician records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 58% of them.

  • NPI issued2008 · 58% of these records are older, 37% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2007 · median 2003 among the 1,901 with a school on file
  • Record last updated2013 · 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 208600000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in California

There are 3,118 surgery physician records in California.

All 3,118 in California → Every provider in Santa Cruz → Surgery Physician nationwide →

The 8 surgery physician records with the nearest ZIP codes

  1. David Albritton, MDSanta Cruz, CA 950651407818248
  2. Joseph FabrySanta Cruz, CA 950651982684569
  3. Matthew Hansman, MDSanta Cruz, CA 950651831179704
  4. Kathleen Hertzer, M.D.Santa Cruz, CA 950651467778217
  5. Marcus Kwan, M.D.Santa Cruz, CA 950651891788592
  6. Louis Lee, MDSanta Cruz, CA 950651093972192
  7. Rodney Lowe, M.D.Santa Cruz, CA 950651891867560
  8. Paul Nguyen, D.O.Santa Cruz, CA 950651184911968

Common questions

What is Isaac C. Chankai, MD's NPI number?

Isaac C. Chankai, MD's National Provider Identifier (NPI) is 1922259720, issued on Oct 10, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Isaac C. Chankai, MD located?

The NPPES record lists a practice address at 2900 Chanticleer Ave, Santa Cruz, CA, 95065. Phone: (831) 462-7100. Providers update this record themselves, so call before visiting.

How can I verify Isaac C. Chankai, MD's license?

NPPES lists California license number A123386, 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.