THOMAS S KOSASA MD INC
NPI 1275792376
Obstetrics & Gynecology in Honolulu, HI
About Thomas S Kosasa Md Inc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THOMAS S KOSASA MD INC (NPI 1275792376) is a healthcare organization registered as an obstetrics & gynecology in Honolulu, Hawaii and active in the NPI registry since June 2008. The organization lists Thomas S Kosasa, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Thomas S Kosasa Md Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Thomas S Kosasa MD Inc, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 S Kosasa MD Inc's NPI number?
The NPI number for Thomas S Kosasa MD Inc is 1275792376. It was assigned to this organization in the NPPES registry on June 3, 2008.
Where is Thomas S Kosasa MD Inc located?
Thomas S Kosasa MD Inc is located at 1319 Punahou St Ste 1040, Honolulu, HI 96826. The listed phone number is (808) 949-2304.
What is Thomas S Kosasa MD Inc's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Thomas S Kosasa MD Inc enrolled in Medicare?
Yes. Thomas S Kosasa MD Inc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Thomas S Kosasa MD Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Obstetrics/Gynecology) reassigns their Medicare billing to Thomas S Kosasa MD Inc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Thomas S Kosasa MD Inc was last updated on June 3, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Thomas S Kosasa Md Inc · NPI 1275792376
Obstetrics & Gynecology organization in Honolulu, Hawaii. Organization record, active in the CMS NPPES registry since June 3, 2008.
## Identity
- **NPI:** 1275792376 (Entity type: Organization)
- **Enumerated:** June 3, 2008
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **Organization subpart:** No
- **Authorized official:** Thomas Kosasa, OWNER
## Practice location
- **Address:** 1319 PUNAHOU ST STE 1040, Honolulu, HI 96826-1081
- **Phone:** (808) 949-2304
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Obstetrics/Gynecology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 3, 2008
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Source: [NPI Profile](https://npiprofile.com/npi/1275792376) · Data from the CMS NPPES public registry.