Doctor profile · Federal record

Dr. Willem Bos, D.C.

Chiropractor (CMS: Chiropractic) · Chandler, AZ

  • NPI 1821299215
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 N Chippewa Pl
Chandler, AZ 852244307
(480) 732-1000
fax (480) 732-1202

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
May 15, 2018
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
Arizona #07667595

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821299215. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
835
Distinct HCPCS
1
Medicare allowed
$32,359
HCPCS Description Services Patients Avg allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions 835 70 $39

In context: peer comparison

Among 21 peers in Chandler Chiropractor, average services per provider: 388. This provider delivers 2.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Willem Bos's medical specialty?
Dr. Willem Bos practices Chiropractor in Chandler, AZ.
Where does Dr. Willem Bos practice?
Dr. Willem Bos practices at 200 N Chippewa Pl, Chandler, AZ 852244307. Office phone: 4807321000.
What is Dr. Willem Bos's NPI?
Dr. Willem Bos's National Provider Identifier (NPI) is 1821299215, issued by NPPES.
Does Dr. Willem Bos accept Medicare assignment?
Yes. Dr. Willem Bos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Willem Bos commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 3-4 spinal regions (HCPCS 98941). Source: CMS Medicare Physician & Other Practitioners file.