Doctor profile · Federal record
Dr. Ronald Wassenar, D.C.
Chiropractor (CMS: Chiropractic) · Westchester, IL
- NPI 1891974341
- Accepts Medicare
- 43 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
10526 W Cermak RD, Suite 104
Westchester, IL 601545249
(708) 562-9200
fax (708) 562-9207
Credentials & registration
- NPI registered
- November 2007 — 19 yrs on file
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 111N00000X — NUCC code
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891974341. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
466
Distinct HCPCS
2
Medicare allowed
$22,382
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
98942 |
Chiropractic manipulative treatment, 5 spinal regions | 296 | 72 | $52 | |
98941 |
Chiropractic manipulative treatment, 3-4 spinal regions | 170 | 41 | $40 |
In context: peer comparison
Among 1 peers in Westchester Chiropractor, average services per provider: 233. This provider delivers 2.0× the peer median.Frequently asked questions
What is Dr. Ronald Wassenar's medical specialty?
Dr. Ronald Wassenar practices Chiropractor in Westchester, IL.
Where does Dr. Ronald Wassenar practice?
Dr. Ronald Wassenar practices at 10526 W Cermak RD, Westchester, IL 601545249. Office phone: 7085629200.
What is Dr. Ronald Wassenar's NPI?
Dr. Ronald Wassenar's National Provider Identifier (NPI) is 1891974341, issued by NPPES.
Does Dr. Ronald Wassenar accept Medicare assignment?
Yes. Dr. Ronald Wassenar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ronald Wassenar commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 5 spinal regions (HCPCS 98942); Chiropractic manipulative treatment, 3-4 spinal regions (HCPCS 98941). Source: CMS Medicare Physician & Other Practitioners file.