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General Surgery

Douglas W. Cook, MD

Works at hospitals in Wailuku, HI · Hawaii

Summary

Douglas W. Cook, MD (General Surgery) is listed by Medicare at 1 hospital in Wailuku, HI. NPI 1417006560. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Douglas W. Cook, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

General SurgeryPrimary specialty
YesAccepts Medicare assignment
25Years since medical school (graduated 2001)
Loma Linda University School Of MedicineMedical school
MaleGender (as listed)
Maui Medical Group IncGroup practice

Quick answers

Which hospitals does Douglas W. Cook work at?
Medicare's official clinician data lists Douglas W. Cook at 1 hospital: Maui Memorial Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Douglas W. Cook see patients?
Medicare's clinician data lists 1 practice location in Wailuku, HI. Call before your visit to confirm the address.
What is Douglas W. Cook's specialty?
Medicare lists General Surgery as the primary specialty.
Does Douglas W. Cook accept Medicare assignment?
Yes. Medicare's clinician data says Douglas W. Cook accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Douglas W. Cook?
(808) 242-6464, as listed in official Medicare / NPI Registry data.
What is Douglas W. Cook's NPI number?
1417006560. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Douglas W. Cook works

Medicare's Facility Affiliation Data lists Douglas W. Cook at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Douglas W. Cook is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Douglas W. Cook as a member of this group (CMS data updated 2026-10-02).

  • Maui Medical Group Inc67 clinicians in the group

Specialties

Find other General Surgery doctors in Hawaii →

Other general surgeons in Wailuku

Clinicians with the same Medicare primary specialty in Wailuku, HI — not a recommendation.

All general surgeons in Wailuku →

Clinician information

CredentialMD
Medical schoolLoma Linda University School Of Medicine
Graduation year2001
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1417006560
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians