Doctor profile · Federal record

Dr. William Buchar, D.C.

Chiropractor (CMS: Chiropractic) · Naperville, IL

  • NPI 1790788792
  • Accepts Medicare
  • 23 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3075 Book RD, Ste 167
Naperville, IL 605644721
(630) 857-3542
Mailing address
3015 E New York St, Ste A12
Aurora, IL 605045163

Credentials & registration

NPPES · NUCC
NPI registered
May 2005 — 21 yrs on file
Profile last updated
October 12, 2019
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
Illinois #038-010110

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790788792. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
992
Distinct HCPCS
1
Medicare allowed
$40,261
HCPCS Description Services Patients Avg allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions 992 57 $41

In context: peer comparison

Among 15 peers in Naperville Chiropractor, average services per provider: 416. This provider delivers 2.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. William Buchar's medical specialty?
Dr. William Buchar practices Chiropractor in Naperville, IL.
Where does Dr. William Buchar practice?
Dr. William Buchar practices at 3075 Book RD, Naperville, IL 605644721. Office phone: 6308573542.
What is Dr. William Buchar's NPI?
Dr. William Buchar's National Provider Identifier (NPI) is 1790788792, issued by NPPES.
Does Dr. William Buchar accept Medicare assignment?
Yes. Dr. William Buchar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Buchar commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 3-4 spinal regions (HCPCS 98941). Source: CMS Medicare Physician & Other Practitioners file.