KAREN ANNE DEMARIA
NPI 1396283487
Pediatrics - Pediatric Gastroenterology in Nashville, TN
About Karen Anne Demaria NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KAREN ANNE DEMARIA (NPI 1396283487) is an individual pediatric gastroenterology provider in Nashville, Tennessee, licensed in Tennessee (5224) and active in the NPI registry since February 2017. She is enrolled in Medicare PECOS, maintains a secondary practice location in Danville, and is a graduate of Philadelphia College Of Osteopathic Medicine (2017).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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
Karen Anne Demaria 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 Karen Demaria 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 37232 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NASHVILLE, TN 37232
NASHVILLE, TN 37232
NASHVILLE, TN 37232
NASHVILLE, TN 37232
NASHVILLE, TN 37232
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 Karen Demaria's NPI number?
The NPI number for Karen Demaria is 1396283487. It was assigned to this individual provider in the NPPES registry on February 8, 2017.
Where is Karen Demaria located?
Karen Demaria practices at 3601 The Vanderbilt Clinic, Nashville, TN 37232. The listed phone number is (615) 322-5000.
What is Karen Demaria's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Gastroenterology, with taxonomy code 2080P0206X.
Is Karen Demaria enrolled in Medicare?
Yes. Karen Demaria 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 Karen Demaria's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karen Demaria 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 Karen Demaria's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Karen Demaria accept?
Health plans from Alliant Health Plans, Inc., BlueCross BlueShield of Tennessee and Oscar Insurance Company list Karen Demaria 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 Karen Demaria was last updated on February 8, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Karen Anne Demaria · NPI 1396283487
Pediatric Gastroenterology physician in Nashville, Tennessee. Individual provider, active in the CMS NPPES registry since February 8, 2017.
## Identity
- **NPI:** 1396283487 (Entity type: Individual)
- **Enumerated:** February 8, 2017
- **Primary specialty:** Pediatrics - Pediatric Gastroenterology · taxonomy 2080P0206X
- **State license:** 5224 (Tennessee)
- **Sole proprietor:** No
## Practice location
- **Address:** 3601 THE VANDERBILT CLINIC, Nashville, TN 37232-0001
- **Phone:** (615) 322-5000
## 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:** Vanderbilt University Medical Center (NPI 1104202761, Nashville, TN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Philadelphia College Of Osteopathic Medicine, class of 2017
## Record status
- **NPPES last updated:** February 8, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1396283487) · Data from the CMS NPPES public registry.