CHALLIS AMANDA BEVEN GRIMM ARNP
NPI 1659655074
Nurse Practitioner - Family in Lake Mary, FL
About Challis Amanda Beven Grimm Arnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHALLIS AMANDA BEVEN GRIMM ARNP (NPI 1659655074) is an individual family provider in Lake Mary, Florida, licensed in Florida (ARNP9176451) and active in the NPI registry since October 2011. She is enrolled in Medicare PECOS and is a graduate of Other (2008).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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
Challis Amanda Beven Grimm Arnp 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 Reassignments
3Medicare enrollment records show Challis Grimm reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Daytona Beach, FL 32117
- Reassigned Medicare billing, Florida enrollment
- 70 clinicians in this Medicare group
Tampa, FL 33618
- Reassigned Medicare billing, Florida enrollment
- 903 clinicians in this Medicare group
Jacksonville, FL 32224
- Reassigned Medicare billing, Florida enrollment
- 52 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 32746 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 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LAKE MARY, FL 32746
LAKE MARY, FL 32746
LAKE MARY, FL 32746
LAKE MARY, FL 32746
LAKE MARY, FL 32746
LAKE MARY, FL 32746
LAKE MARY, FL 32746
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 Challis Grimm's NPI number?
The NPI number for Challis Grimm is 1659655074. It was assigned to this individual provider in the NPPES registry on October 4, 2011.
Where is Challis Grimm located?
Challis Grimm practices at 917 Rinehart Rd Suite 2041, Lake Mary, FL 32746. The listed phone number is (407) 804-6133.
What is Challis Grimm's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Challis Grimm enrolled in Medicare?
Yes. Challis Grimm 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 organizations bill Medicare for Challis Grimm's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Challis Grimm reassigns Medicare benefits to 3 organizations: Excellence Health, LLC (Daytona Beach, FL), Inpatient Consultants Of Florida Inc (Tampa, FL) and Florida Institute Of Pain Medicine LLC (Jacksonville, FL). 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 Challis Grimm's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Challis Grimm accept?
Health plans from Oscar Health Maintenance Organization of Florida list Challis Grimm as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Challis Grimm was last updated on May 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.
# Challis Amanda Beven Grimm, ARNP · NPI 1659655074
Family physician in Lake Mary, Florida. Individual provider, active in the CMS NPPES registry since October 4, 2011.
## Identity
- **NPI:** 1659655074 (Entity type: Individual)
- **Enumerated:** October 4, 2011
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** ARNP9176451 (Florida)
- **Sole proprietor:** No
## Practice location
- **Address:** 917 RINEHART RD, SUITE 2041, Lake Mary, FL 32746-4802
- **Phone:** (407) 804-6133 · **Fax:** (321) 283-4332
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **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): Excellence Health, LLC (NPI 1447741749, Daytona Beach, FL); Inpatient Consultants Of Florida Inc (NPI 1457511164, Tampa, FL); Florida Institute Of Pain Medicine LLC (NPI 1194056283, Jacksonville, FL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** May 18, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1659655074) · Data from the CMS NPPES public registry.