MATTHEW KOLOSKY D.O
NPI 1023459211
Pediatrics in Kealakekua, HI
About Matthew Kolosky D.o NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MATTHEW KOLOSKY D.O (NPI 1023459211) is an individual pediatrics provider in Kealakekua, Hawaii, licensed in Hawaii (DOS1835) and active in the NPI registry since July 2013. He is enrolled in Medicare PECOS and maintains a secondary practice location in Port St Lucie.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Matthew Kolosky D.o is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Matthew Kolosky reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Santa Rosa, CA 95403
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Sutter Valley Medical Foundation
- 3,056 clinicians in this Medicare group
Crescent City, CA 95531
- Reassigned Medicare billing, California enrollment
- 36 clinicians in this Medicare group
Modesto, CA 95350
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Valley Childrens Medical Group
- 387 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 96750 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
KEALAKEKUA, HI 96750
KEALAKEKUA, HI 96750
KEALAKEKUA, HI 96750
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 Matthew Kolosky's NPI number?
The NPI number for Matthew Kolosky is 1023459211. It was assigned to this individual provider in the NPPES registry on July 16, 2013.
Where is Matthew Kolosky located?
Matthew Kolosky practices at 79-1019 Haukapila St, Kealakekua, HI 96750. The listed phone number is (808) 322-9311.
What is Matthew Kolosky's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Matthew Kolosky enrolled in Medicare?
Yes. Matthew Kolosky is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Matthew Kolosky's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Kolosky reassigns Medicare benefits to 3 organizations: Sutter Medical Foundation (Santa Rosa, CA), Sutter Coast Hospital (Crescent City, CA) and Valley Children's Medical Group (Modesto, CA). Each 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 Matthew Kolosky's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Matthew Kolosky was last updated on January 29, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Matthew Kolosky, D.O · NPI 1023459211
Pediatrics physician in Kealakekua, Hawaii. Individual provider, active in the CMS NPPES registry since July 16, 2013.
## Identity
- **NPI:** 1023459211 (Entity type: Individual)
- **Enumerated:** July 16, 2013
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** DOS1835 (Hawaii)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 79-1019 HAUKAPILA ST, Kealakekua, HI 96750-7920
- **Phone:** (808) 322-9311
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Sutter Medical Foundation (NPI 1710162292, Santa Rosa, CA); Sutter Coast Hospital (NPI 1457367062, Crescent City, CA); Valley Children's Medical Group (NPI 1437555265, Modesto, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 29, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1023459211) · Data from the CMS NPPES public registry.