Doctor profile · Federal record

Dr. Barbara Witherspoon, NP

Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · Knoxville, TN

  • NPI 1922196906
  • Accepts Medicare
  • 23 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
501 20Th St, Suite 606
Knoxville, TN 379161809
(865) 546-8040

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
May 14, 2009
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
363LA2100X — NUCC code
State license (1)
Tennessee #6138
Medicaid
TN #3640735

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922196906. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
412
Distinct HCPCS
6
Medicare allowed
$26,772
HCPCS Description Services Patients Avg allowed
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 163 76 $101
11720 Removal of fingernails or toenails, 1-5 nails 91 54 $25
11721 Removal of fingernails or toenails, 6 or more nails 82 42 $35
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 43 29 $61
11055 Removal of noncancer thickened skin growth, 1 growth 20 18 $49
99344 Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes 13 13 $115

In context: peer comparison

Among 17 peers in Knoxville Acute Care Nurse Practitioner, average services per provider: 83. This provider delivers 5.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Barbara Witherspoon's medical specialty?
Dr. Barbara Witherspoon practices Acute Care Nurse Practitioner in Knoxville, TN.
Where does Dr. Barbara Witherspoon practice?
Dr. Barbara Witherspoon practices at 501 20Th St, Knoxville, TN 379161809. Office phone: 8655468040.
What is Dr. Barbara Witherspoon's NPI?
Dr. Barbara Witherspoon's National Provider Identifier (NPI) is 1922196906, issued by NPPES.
Does Dr. Barbara Witherspoon accept Medicare assignment?
Yes. Dr. Barbara Witherspoon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Barbara Witherspoon commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Removal of fingernails or toenails, 1-5 nails (HCPCS 11720); Removal of fingernails or toenails, 6 or more nails (HCPCS 11721). Source: CMS Medicare Physician & Other Practitioners file.