1. Home
  2. Directory
  3. Tennessee
  4. Franklin
  5. Internal Medicine
  6. NPI Profile

WILLIAMSON PROFESSIONAL PRACTICE
NPI 1841428661
Internal Medicine - Cardiovascular Disease in Franklin, TN

Active since July 01, 2009
4321 CAROTHERS PARKWAY, FRANKLIN, TN 37067(615) 790-7992(615) 790-8688 Get Directions Write a Review

NPPES record last updated: July 1, 2009. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Williamson Professional Practice NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

WILLIAMSON PROFESSIONAL PRACTICE (NPI 1841428661) is a healthcare organization registered as a cardiovascular disease in Franklin, Tennessee and active in the NPI registry since July 2009. The organization lists Lynnh Harb, Office Administrator, as its authorized official.

NPPES Registry Identity

NPI1841428661
Entity TypeOrganization
Primary Taxonomy207RC0000X
Legal Business NameWILLIAMSON PROFESSIONAL PRACTICE
Location Address4321 CAROTHERS PARKWAYFranklin, TN 37067
Mailing AddressPo Box 680487Franklin, TN 37068-0487 · (615) 790-7992 · Fax (615) 790-8688
Phone(615) 790-7992
Fax(615) 790-8688
Organization SubpartNo
Authorized OfficialLynnh HarbOffice Administrator · (615) 790-7992
Enumeration DateJuly 1, 2009
✔ NPI 1841428661 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
4321 CAROTHERS PARKWAY, Franklin, TN 37067
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Williamson Professional Practice is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

18

Medicare enrollment records show 18 clinicians reassign Medicare billing to Williamson Professional Practice, which bills Medicare for the services they deliver. Of these, 3 practice at this address and 4 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 4

Cardiovascular Disease (Cardiology)11
Interventional Cardiology5
Advanced Heart Failure and Transplant Cardiology1
Neurology1

Clinicians, nearest first (18)

Thomas Thompson, M.D.
Cardiovascular Disease (Cardiology)
NPI 1386663144
4323 CAROTHERS PKWY SUITE 308
Franklin, TN 37067
(615) 565-6634
✔ PECOSSame address
William Fleet, M.D.
Cardiovascular Disease (Cardiology)
NPI 1952304990
4323 CAROTHERS PKWY SUITE 308
Franklin, TN 37067
(615) 565-6670
✔ PECOS✔ Accepts MedicareSame address
Thomas Whitfield, M.D.
Interventional Cardiology
NPI 1073870135
4323 CAROTHERS PKWY STE 308
Franklin, TN 37067
(615) 565-6670
✔ PECOS✔ Accepts MedicareSame address
David Patrick, M.D., PH.D.
Cardiovascular Disease (Cardiology)
NPI 1316380082
4323 CAROTHERS PKWY STE 308
Franklin, TN 37067
(615) 565-6670
✔ PECOS✔ Accepts Medicare0.1 mi
Colleen Vanderkolk, DO
Neurology
NPI 1811935711
5700 TEMPLE RD STE 301
Nashville, TN 37221
(629) 208-6160
✔ PECOS✔ Accepts Medicare12 mi
Brent Anderson, MD
Interventional Cardiology
NPI 1255488052
3601 THE VANDERBILT CLINIC
Nashville, TN 37232
(615) 322-3000
✔ PECOS✔ Accepts Medicare16 mi
Jeffrey Dendy, MD
Cardiovascular Disease (Cardiology)
NPI 1164579058
3601 THE VANDERBILT CLINIC
Nashville, TN 37232
(615) 322-3000
✔ PECOS✔ Accepts Medicare16 mi
Sean Hughes, M.D.
Cardiovascular Disease (Cardiology)
NPI 1467491670
3601 THE VANDERBILT CLINIC
Nashville, TN 37232
(615) 322-5048
✔ PECOS✔ Accepts Medicare16 mi
Steven Humphrey, MD
Cardiovascular Disease (Cardiology)
NPI 1114961513
3601 THE VANDERBILT CLINIC
Nashville, TN 37232
(615) 322-3000
✔ PECOS✔ Accepts Medicare16 mi
Brian Long, MD
Interventional Cardiology
NPI 1245313741
3601 THE VANDERBILT CLINIC
Nashville, TN 37232
(615) 322-3000
✔ PECOS✔ Accepts Medicare16 mi
Jay Patel, M.D.
Interventional Cardiology
NPI 1659786945
3601 THE VANDERBILT CLINIC
Nashville, TN 37232
(615) 322-5000
✔ PECOS✔ Accepts Medicare16 mi
Adam Prudoff, MD
Cardiovascular Disease (Cardiology)
NPI 1679665095
3601 THE VANDERBILT CLINIC
Nashville, TN 37232
(615) 322-3000
✔ PECOS✔ Accepts Medicare16 mi
Thomas Richardson, MD
Interventional Cardiology
NPI 1457437782
3601 THE VANDERBILT CLINIC
Nashville, TN 37232
(615) 322-3000
✔ PECOS✔ Accepts Medicare16 mi
Kevin Rankin, M.D.
Cardiovascular Disease (Cardiology)
NPI 1053314963
222 22ND AVE N STE 400
Nashville, TN 37203
(615) 329-5144
✔ PECOS✔ Accepts Medicare16 mi
Temujin Dinaram, M.D.
Cardiovascular Disease (Cardiology)
NPI 1508008053
301 21ST AVE N STE 100
Nashville, TN 37203
(615) 329-5144
✔ PECOS✔ Accepts Medicare16 mi
Amit Keswani, MD
Cardiovascular Disease (Cardiology)
NPI 1912166752
301 21ST AVE N STE 100
Nashville, TN 37203
(615) 329-5144
✔ PECOS✔ Accepts Medicare16 mi
Mamatha Pinninti, MBBS
Advanced Heart Failure and Transplant Cardiology
NPI 1336370451
101 GREENFIELD DR STE 260
Cumming, GA 30040
(678) 513-2273
✔ PECOS✔ Accepts Medicare193 mi
Furrukh Malik, MD
Cardiovascular Disease (Cardiology)
NPI 1790776672
8075 N SHADELAND AVE STE 310
Indianapolis, IN 46250
(317) 621-8640
✔ PECOS✔ Accepts Medicare278 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Williamson Professional Practice's NPI number?

The NPI number for Williamson Professional Practice is 1841428661. It was assigned to this organization in the NPPES registry on July 1, 2009.

Where is Williamson Professional Practice located?

Williamson Professional Practice is located at 4321 Carothers Parkway, Franklin, TN 37067. The listed phone number is (615) 790-7992.

What is Williamson Professional Practice's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Williamson Professional Practice enrolled in Medicare?

Yes. Williamson Professional Practice is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Williamson Professional Practice?

According to the CMS Revalidation Reassignment List (October 2026 release), 18 clinicians in 4 Medicare specialties reassign their Medicare billing to Williamson Professional Practice. A 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 the clinician's services. The largest specialties are Cardiovascular Disease (Cardiology) (11), Interventional Cardiology (5) and Advanced Heart Failure and Transplant Cardiology (1). Of these, 3 practice at this address and 4 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Williamson Professional Practice was last updated on July 1, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.