HOLLY J GIGLIO OT
NPI 1174649701
Occupational Therapist in Denver, CO
About Holly J Giglio Ot NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HOLLY J GIGLIO OT (NPI 1174649701) is an individual occupational therapist in Denver, Colorado and active in the NPI registry since March 2007. She is a graduate of Other (1997).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Holly J Giglio Ot 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.
Medicare Billing Reassignment
Medicare enrollment records show Holly Giglio reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Denver, CO 80247
- Reassigned Medicare billing, Colorado enrollment
- Medicare enrollment name: Colorado Permanente Medical Group PC
- 1,715 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
DENVER, CO 80205
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 Holly Giglio's NPI number?
The NPI number for Holly Giglio is 1174649701. It was assigned to this individual provider in the NPPES registry on March 22, 2007. The provider is also known as Holly J Corwin.
Where is Holly Giglio located?
Holly Giglio practices at 1375 E 20th Ave Skyline Bldg, Denver, CO 80205. The listed phone number is (303) 338-4545.
What is Holly Giglio's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Holly Giglio enrolled in Medicare?
Yes. Holly Giglio 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.
Which organization bills Medicare for Holly Giglio's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Holly Giglio reassigns Medicare benefits to Colorado Permanente Medical Group, P.C. (Denver, CO). The 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 Holly Giglio'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 Holly Giglio was last updated on January 20, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.