Doctor profile · Federal record

Dr. William Diez, OTR/Otl

Occupational Therapist · Windsor, VT

  • NPI 1710647243
  • 5 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
92 Cedar Hill Dr
Windsor, VT 050894436
(802) 674-2254

Credentials & registration

NPPES · NUCC
NPI registered
December 2021 — 5 yrs on file
Specialty taxonomy
225X00000X — NUCC code
State license (1)
Vermont #072.0134237

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710647243. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,049
Distinct HCPCS
6
Medicare allowed
$90,441
HCPCS Description Services Patients Avg allowed
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 1,556 75 $24
97530 Therapy procedure using functional activities 1,182 74 $34
97535 Training for self-care or home management, each 15 minutes 211 51 $28
97750 Test or measurement for functional capacity, each 15 minutes 47 13 $28
97166 Evaluation for occupational therapy, typically 45 minutes 35 32 $104
97165 Evaluation for occupational therapy, typically 30 minutes 18 18 $107

In context: peer comparison

Among 1 peers in this city , average services per provider: 508. This provider delivers 6.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. William Diez's medical specialty?
Dr. William Diez practices Occupational Therapist in Windsor, VT.
Where does Dr. William Diez practice?
Dr. William Diez practices at 92 Cedar Hill Dr, Windsor, VT 050894436. Office phone: 8026742254.
What is Dr. William Diez's NPI?
Dr. William Diez's National Provider Identifier (NPI) is 1710647243, issued by NPPES.
What procedures does Dr. William Diez commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Therapy procedure using functional activities (HCPCS 97530); Training for self-care or home management (HCPCS 97535). Source: CMS Medicare Physician & Other Practitioners file.