Doctor profile · Federal record

Dr. Charles Diegel, PT

Physical Therapist (CMS: Physical Therapist in Private Practice) · Lenoir City, TN

  • NPI 1255690285
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
576 Fort Loudoun Medical Center Dr Ste 100A
Lenoir City, TN 377725676
(865) 988-8796
fax (865) 988-8798
Additional location
9430 Park West Blvd Ste 230
Knoxville, TN 379234204
(865) 560-8550
fax (865) 560-8551
Mailing address
Po Box 306556
Nashville, TN 372306556

Credentials & registration

NPPES · NUCC
NPI registered
May 2012 — 14 yrs on file
Profile last updated
October 12, 2023
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
225100000X — NUCC code
State license (1)
Tennessee #9278
Medicaid
TN #1528678

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255690285. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,311
Distinct HCPCS
9
Medicare allowed
$107,572
HCPCS Description Services Patients Avg allowed
97530 Therapy procedure using functional activities 1,452 207 $31
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 994 243 $23
97140 Therapy procedure using manual technique, each 15 minutes 881 170 $21
97016 Application of blood vessel compression device 489 86 $8
G0283 Electrical stimulation (unattended), to one or more areas for indication(s) other than wound care, as part of a therapy plan of care 309 61 $8
97162 Evaluation for physical therapy, typically 30 minutes 82 80 $94
97150 Therapy procedure in a group setting 41 34 $16
97163 Evaluation for physical therapy, typically 45 minutes 38 37 $94
97161 Evaluation for physical therapy, typically 20 minutes 25 25 $92

In context: peer comparison

Among 6 peers in Lenoir City Physical Therapist, average services per provider: 465. This provider delivers 9.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Charles Diegel's medical specialty?
Dr. Charles Diegel practices Physical Therapist in Lenoir City, TN.
Where does Dr. Charles Diegel practice?
Dr. Charles Diegel practices at 576 Fort Loudoun Medical Center Dr Ste 100A, Lenoir City, TN 377725676. Office phone: 8659888796.
What is Dr. Charles Diegel's NPI?
Dr. Charles Diegel's National Provider Identifier (NPI) is 1255690285, issued by NPPES.
Does Dr. Charles Diegel accept Medicare assignment?
Yes. Dr. Charles Diegel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Diegel commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using functional activities (HCPCS 97530); Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Therapy procedure using manual technique (HCPCS 97140). Source: CMS Medicare Physician & Other Practitioners file.