MS. HEIDI HOLLIS OTR/L
NPI 1699188300
Occupational Therapist in Chicago, IL
About Ms. Heidi Hollis Otr/l NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. HEIDI HOLLIS OTR/L (NPI 1699188300) is an individual occupational therapist in Chicago, Illinois, licensed in Illinois (056007283) and active in the NPI registry since June 2014.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ms. Heidi Hollis Otr/l is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Heidi Hollis reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Menomonee Falls, WI 53051
- Reassigned Medicare billing, Wisconsin enrollment
- 96 clinicians in this Medicare group
Oshkosh, WI 54901
- Reassigned Medicare billing, Wisconsin enrollment
- 89 clinicians in this Medicare group
Jackson, MS 39204
- Reassigned Medicare billing, Mississippi enrollment
- 26 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.
Areas of Expertise CMS Part B claims 5
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.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHICAGO, IL 60617
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 Heidi Hollis's NPI number?
The NPI number for Heidi Hollis is 1699188300. It was assigned to this individual provider in the NPPES registry on June 10, 2014.
Where is Heidi Hollis located?
Heidi Hollis practices at 8729 S Commercial Ave, Chicago, IL 60617. The listed phone number is (312) 600-8493.
What is Heidi Hollis's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Heidi Hollis enrolled in Medicare?
Yes. Heidi Hollis is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Heidi Hollis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Heidi Hollis reassigns Medicare benefits to 3 organizations: Paxxon Healthcare Services LLC (Menomonee Falls, WI), Oasis Therapy Services LLC (Oshkosh, WI) and Fitness Clinic Wellness (Jackson, MS). 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 Heidi Hollis'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 Heidi Hollis was last updated on June 10, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.