Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Obstetrics/Gynecology

Arlene B. Cosca, MD

Sees patients in Kailua Kona, HI · Hawaii

Summary

Arlene B. Cosca, MD (Obstetrics/Gynecology) is enrolled with Medicare at 1 practice location in Kailua Kona, HI. NPI 1437237229. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Arlene B. Cosca, 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

Obstetrics/GynecologyPrimary specialty
YesAccepts Medicare assignment
36Years since medical school (graduated 1990)
University Of California, Geffen School Of MedicineMedical school
FemaleGender (as listed)
Hawaii Permanente Medical Group IncGroup practice

Quick answers

Where does Arlene B. Cosca see patients?
Medicare's clinician data lists 1 practice location in Kailua Kona, HI. Call before your visit to confirm the address.
What is Arlene B. Cosca's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does Arlene B. Cosca accept Medicare assignment?
Yes. Medicare's clinician data says Arlene B. Cosca 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 Arlene B. Cosca?
(808) 432-0000, as listed in official Medicare / NPI Registry data.
What is Arlene B. Cosca's NPI number?
1437237229. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Arlene B. Cosca is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Arlene B. Cosca as a member of this group (CMS data updated 2026-10-02).

  • Hawaii Permanente Medical Group Inc704 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Hawaii →

Other OB-GYNs in Kailua Kona

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

All OB-GYNs in Kailua Kona →

Clinician information

CredentialMD
Medical schoolUniversity Of California, Geffen School Of Medicine
Graduation year1990
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1437237229
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians