SIERRA DEE DOWNUM DPT, PT
NPI 1154919132
Physical Therapist in Mililani, HI
About Sierra Dee Downum Dpt, Pt NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SIERRA DEE DOWNUM DPT, PT (NPI 1154919132) is an individual physical therapist in Mililani, Hawaii and active in the NPI registry since January 2021.
NPPES Registry Identity
Specialties & Licenses
- Diagnose and manage movement dysfunction and enhance physical and functional abilities.
- Restore, maintain, and promote not only optimal physical function but optimal wellness and fitness and optimal quality of life as it relates to movement and health.
- Prevent the onset, symptoms, and progression of impairments, functional limitations, and disabilities that may result from diseases, disorders, conditions, or injuries.
- Treat conditions of the musculoskeletal, neuromuscular, cardiovascular, pulmonary, and/or integumentary systems.
- Address the negative effects attributable to unique personal and environmental factors as they relate to human performance.
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Sierra Dee Downum Dpt, Pt is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Sierra Downum reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Mililani, HI 96789
- Reassigned Medicare billing, Hawaii enrollment
- 54 clinicians in this Medicare group
Waipahu, HI 96797
- Reassigned Medicare billing, Hawaii enrollment
- 54 clinicians in this Medicare group
Kapolei, HI 96707
- Reassigned Medicare billing, Hawaii enrollment
- 54 clinicians in this Medicare group
Honolulu, HI 96814
- Reassigned Medicare billing, Hawaii enrollment
- 56 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.
Other Providers at the Same Location NPPES 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MILILANI, HI 96789
MILILANI, HI 96789
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 Sierra Downum's NPI number?
The NPI number for Sierra Downum is 1154919132. It was assigned to this individual provider in the NPPES registry on January 6, 2021.
Where is Sierra Downum located?
Sierra Downum practices at 95-1105 Ainamakua Dr Ste 203, Mililani, HI 96789. The listed phone number is (808) 381-8947.
What is Sierra Downum's specialty?
The primary specialty registered for this NPI is Physical Therapist with taxonomy code 225100000X.
Is Sierra Downum enrolled in Medicare?
Yes. Sierra Downum is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Sierra Downum's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sierra Downum reassigns Medicare benefits to 4 organizations: Jaco Rehab Mililani Limited Partnership (Mililani, HI), Jaco Rehab Waikele Limited Partnership (Waipahu, HI), Jaco Rehab Kapolei Limited Partnership (Kapolei, HI) and Jaco Rehab Honolulu Limited Partnership (Honolulu, HI). 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 Sierra Downum'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 Sierra Downum was last updated on January 6, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.