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MR. THOMAS SIDNEY KOSASA MD
NPI 1396777637
Obstetrics & Gynecology - Obstetrics in Honolulu, HI

Active since July 07, 2006PECOS EnrolledAccepts Medicare Assignment
1319 PUNAHOU STREET, SUITE 1040, HONOLULU, HI 96826(808) 949-2304(808) 951-7004 Get Directions Write a Review

NPPES record last updated: October 25, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mr. Thomas Sidney Kosasa Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. THOMAS SIDNEY KOSASA MD (NPI 1396777637) is an individual obstetrics provider in Honolulu, Hawaii, licensed in Hawaii (MD2581) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Kapiolani Medical Center For Women & Children, and is a graduate of Other (1971).

NPPES Registry Identity

NPI1396777637
Entity TypeIndividualMale
Primary Taxonomy207VX0000X
Provider Legal NameMR. THOMAS SIDNEY KOSASACredential: MD
Location Address1319 PUNAHOU STREET, SUITE 1040Honolulu, HI 96826-1028
Mailing Address1319 Punahou Street, Suite 1040Honolulu, HI 96826-1028 · (808) 949-2304 · Fax (808) 951-7004
Phone(808) 949-2304
Fax(808) 951-7004
Sole ProprietorNo
Medical School CMSOtherGraduated 1971
Enumeration DateJuly 7, 2006
Last NPPES UpdateOctober 25, 2007
✔ NPI 1396777637 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyObstetrics & Gynecology · ObstetricsAllopathic & Osteopathic Physicians
Taxonomy Code207VX0000X
License✔ Licensed in HI · MD2581
Definition

A physician who specializes in diagnosis, treatment, and management of patients with obstetric conditions. Source: National Uniform Claim Committee

Also ListedObstetrics & Gynecology · GynecologyTaxonomy 207VG0400X · License MD2581 (HI)
1319 PUNAHOU STREET, Honolulu, HI 96826
Open in Google Maps ↗

Other Identifiers 2

Medicare UPINC98818
Medicare PIN0000BDHBPHI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include HMSA.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mr. Thomas Sidney Kosasa Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8921028937
PECOS Enrollment IDI20051205000697
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101
This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.
46 services46 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
17 services11 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

OwnershipVoluntary non-profit - Private
CMS Certification Number123300
Location1319 Punahou StreetHonolulu, HI 96826 · Honolulu County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 96826 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$136.68 typical visit price
range $60.53 – $180.05
Typical copayment $34.17 (range $15.13 – $45.01)
Most-billed visit code 99204
Established Patient
$74.92 typical visit price
range $20.09 – $147.56
Typical copayment $18.73 (range $5.02 – $36.89)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ALISON BRIGHT RD, LD
Dietitian, Registered
1319 PUNAHOU STREET, FOOD & NUTRITION SERVICES DEPT-2ND FLOOR
HONOLULU, HI 96826
Honolulu County (808) 983-8804
MS. CANDYCE ANN YUKIE KAAIAI LCSW
Social Worker (Clinical)
1319 PUNAHOU STREET, SUITE 950
HONOLULU, HI 96826
Honolulu County (808) 983-6100
MR. JOHN STEPHENS MELISH MD
Internal Medicine
1319 PUNAHOU STREET, SUITE 1040
HONOLULU, HI 96826
Honolulu County (808) 949-2304
SHELLEY AKEMI LOUI, MD, LLC
Clinic/Center (Primary Care)
1319 PUNAHOU STREET, SUITE 1140
HONOLULU, HI 96826
Honolulu County (808) 944-6993
DR. DOUGLAS KWOCK M.D.
Pediatrics (Pediatric Infectious Diseases)
1319 PUNAHOU STREET, SUITE 1020
HONOLULU, HI 96826
Honolulu County (808) 941-7744
DR. GARETH C YOKOCHI M.D.
Specialist
1319 PUNAHOU STREET, SUITE 801
HONOLULU, HI 96826
Honolulu County (808) 203-6500
DR. PRIYA GYANI MD
Pediatrics (Hospice and Palliative Medicine)
1319 PUNAHOU STREET, PEDIATRIC PALLIATIVE CARE
HONOLULU, HI 96826
Honolulu County (808) 983-6000
DR. MICHAEL SAVALA MD
Obstetrics & Gynecology
1319 PUNAHOU STREET, STE 801
HONOLULU, HI 96826
Honolulu County (808) 949-5305

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Thomas Kosasa's NPI number?

The NPI number for Thomas Kosasa is 1396777637. It was assigned to this individual provider in the NPPES registry on July 7, 2006.

Where is Thomas Kosasa located?

Thomas Kosasa practices at 1319 Punahou Street Suite 1040, Honolulu, HI 96826. The listed phone number is (808) 949-2304.

What is Thomas Kosasa's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Obstetrics, with taxonomy code 207VX0000X.

Is Thomas Kosasa enrolled in Medicare?

Yes. Thomas Kosasa is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Thomas Kosasa accept?

Health plans from HMSA list Thomas Kosasa as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Thomas Kosasa affiliated with any hospitals?

According to CMS data, Thomas Kosasa is affiliated with Kapiolani Medical Center For Women & Children.

When was this NPI record last updated?

The NPPES record for Thomas Kosasa was last updated on October 25, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.