MRS. GRETCHEN MARIE WHITTEMORE MA, LCPC
NPI 1497409726
Counselor - Professional in Peoria, IL
About Mrs. Gretchen Marie Whittemore Ma, Lcpc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. GRETCHEN MARIE WHITTEMORE MA, LCPC (NPI 1497409726) is an individual professional provider in Peoria, Illinois, licensed in Illinois (180.01477) and active in the NPI registry since February 2022. She is enrolled in Medicare PECOS, maintains a secondary practice location in Peoria, and is a graduate of Other (2015).
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 and accepts Medicare assignment
Mrs. Gretchen Marie Whittemore Ma, Lcpc 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 Gretchen Whittemore reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Peoria, IL 61615
- Reassigned Medicare billing, Illinois enrollment
- 16 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
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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Gretchen Whittemore's NPI number?
The NPI number for Gretchen Whittemore is 1497409726. It was assigned to this individual provider in the NPPES registry on February 6, 2022.
Where is Gretchen Whittemore located?
Gretchen Whittemore practices at 5409 N Knoxville Ave, Peoria, IL 61614. The listed phone number is (309) 589-2640.
What is Gretchen Whittemore's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.
Is Gretchen Whittemore enrolled in Medicare?
Yes. Gretchen Whittemore 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 Gretchen Whittemore's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gretchen Whittemore reassigns Medicare benefits to John Day & Associates, Ltd (Peoria, IL). 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 Gretchen Whittemore'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 Gretchen Whittemore was last updated on February 6, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Mrs. Gretchen Marie Whittemore, MA, LCPC · NPI 1497409726
Professional provider in Peoria, Illinois. Individual provider, active in the CMS NPPES registry since February 6, 2022.
## Identity
- **NPI:** 1497409726 (Entity type: Individual)
- **Enumerated:** February 6, 2022
- **Primary specialty:** Counselor - Professional · taxonomy 101YP2500X
- **State license:** 180.01477 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 5409 N KNOXVILLE AVE, Peoria, IL 61614-5069
- **Phone:** (309) 589-2640
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** John Day & Associates, Ltd (NPI 1245454313, Peoria, IL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** February 6, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1497409726) · Data from the CMS NPPES public registry.