Doctor profile · Federal record

Dr. William Block, DPT

Physical Therapist (CMS: Physical Therapist in Private Practice) · Naperville, IL

  • NPI 1437378684
  • 19 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
630 E Ogden Ave
Naperville, IL 605633237
(630) 369-1015
Mailing address
10S323 Alma Ln
Naperville, IL 605649636

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
225100000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437378684. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,619
Distinct HCPCS
6
Medicare allowed
$120,680
HCPCS Description Services Patients Avg allowed
97112 Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes 1,513 113 $25
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 1,420 110 $21
97530 Therapy procedure using functional activities 1,356 111 $32
97140 Therapy procedure using manual technique, each 15 minutes 272 56 $20
97161 Evaluation for physical therapy, typically 20 minutes 36 34 $101
97750 Test or measurement for functional capacity, each 15 minutes 22 16 $26

In context: peer comparison

Among 48 peers in this city , average services per provider: 331. This provider delivers 14× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. William Block's medical specialty?
Dr. William Block practices Physical Therapist in Naperville, IL.
Where does Dr. William Block practice?
Dr. William Block practices at 630 E Ogden Ave, Naperville, IL 605633237. Office phone: 6303691015.
What is Dr. William Block's NPI?
Dr. William Block's National Provider Identifier (NPI) is 1437378684, issued by NPPES.
Does Dr. William Block accept Medicare assignment?
Dr. William Block does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. William Block commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure to re-educate brain-to-nerve-to-muscle function (HCPCS 97112); Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Therapy procedure using functional activities (HCPCS 97530). Source: CMS Medicare Physician & Other Practitioners file.