MARK WATHEN MD
NPI 1104925536
Internal Medicine - Clinical Cardiac Electrophysiology in Cookeville, TN
About Mark Wathen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARK WATHEN MD (NPI 1104925536) is an individual clinical cardiac electrophysiology provider in Cookeville, Tennessee, licensed in Tennessee (23921) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with University Health System, Inc, and is a graduate of Louisiana State University School Of Medicine In New Orleans (1984).
NPPES Registry Identity
Specialties & Licenses 3
Other Identifiers 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
Mark Wathen 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 Reassignments
2Medicare enrollment records show Mark Wathen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Cookeville, TN 38501
- Reassigned Medicare billing, Tennessee enrollment
- 32 clinicians in this Medicare group
Germantown, TN 38138
- Reassigned Medicare billing, Tennessee enrollment
- 120 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 37
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Health System, Inc
Acute Care Hospitals · Knoxville, TNCookeville Regional Medical Center
Acute Care Hospitals · Cookeville, TNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 38501 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Other Providers at the Same Location NPPES 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
COOKEVILLE, TN 38501
COOKEVILLE, TN 38501
COOKEVILLE, TN 38501
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 Mark Wathen's NPI number?
The NPI number for Mark Wathen is 1104925536. It was assigned to this individual provider in the NPPES registry on September 22, 2006.
Where is Mark Wathen located?
Mark Wathen practices at 228 W 4th St Suite 200, Cookeville, TN 38501. The listed phone number is (931) 372-0405.
What is Mark Wathen's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Clinical Cardiac Electrophysiology, with taxonomy code 207RC0001X.
Is Mark Wathen enrolled in Medicare?
Yes. Mark Wathen 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 Mark Wathen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Wathen reassigns Medicare benefits to 2 organizations: Crmc Mso Sub 1, Incorporated (Cookeville, TN) and Stern Cardiovascular Center, PA (Germantown, TN). 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 Mark Wathen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Wathen accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 3 other insurers list Mark Wathen 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.
Is Mark Wathen affiliated with any hospitals?
According to CMS data, Mark Wathen is affiliated with University Health System, Inc and Cookeville Regional Medical Center.
When was this NPI record last updated?
The NPPES record for Mark Wathen was last updated on June 17, 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.