KARISA BREE GRIZZLE MD
NPI 1528487667
Hospitalist in Nashville, TN
About Karisa Bree Grizzle Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KARISA BREE GRIZZLE MD (NPI 1528487667) is an individual hospitalist provider in Nashville, Tennessee, licensed in Tennessee (MD0000059777) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS and is a graduate of University Of Louisville School Of Medicine (2014).
NPPES Registry Identity
Specialties & Licenses 2
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
Karisa Bree Grizzle Md 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 Karisa Grizzle reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Nashville, TN 37232
- Reassigned Medicare billing, Tennessee enrollment
- 4,711 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 37204 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.
NASHVILLE, TN 37204
NASHVILLE, TN 37204
NASHVILLE, TN 37204
NASHVILLE, TN 37204
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 Karisa Grizzle's NPI number?
The NPI number for Karisa Grizzle is 1528487667. It was assigned to this individual provider in the NPPES registry on April 15, 2014.
Where is Karisa Grizzle located?
Karisa Grizzle practices at 719 Thompson Ln Ste 30330, Nashville, TN 37204. The listed phone number is (615) 322-3000.
What is Karisa Grizzle's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Karisa Grizzle enrolled in Medicare?
Yes. Karisa Grizzle 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 Karisa Grizzle's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karisa Grizzle reassigns Medicare benefits to Vanderbilt University Medical Center (Nashville, TN). 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 Karisa Grizzle's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Karisa Grizzle accept?
Health plans from Alliant Health Plans, Inc., Cigna Healthcare and Oscar Insurance Company list Karisa Grizzle 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 Karisa Grizzle was last updated on March 31, 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.
# Karisa Bree Grizzle, MD · NPI 1528487667
Hospitalist physician in Nashville, Tennessee. Individual provider, active in the CMS NPPES registry since April 15, 2014.
## Identity
- **NPI:** 1528487667 (Entity type: Individual)
- **Enumerated:** April 15, 2014
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** MD0000059777 (Tennessee)
- **Sole proprietor:** No
## Practice location
- **Address:** 719 THOMPSON LN STE 30330, Nashville, TN 37204-4701
- **Phone:** (615) 322-3000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Vanderbilt University Medical Center (NPI 1104202761, Nashville, TN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Louisville School Of Medicine, class of 2014
## Record status
- **NPPES last updated:** March 31, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1528487667) · Data from the CMS NPPES public registry.