Doctor profile · Federal record

Dr. Frederic Ratio, DC

Chiropractor (CMS: Chiropractic) · Downers Grove, IL

  • NPI 1447375472
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5201 Walnut Ave Ste 2
Downers Grove, IL 605154073
(630) 719-9700

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
February 13, 2025
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
Illinois #038008648

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447375472. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
608
Distinct HCPCS
1
Medicare allowed
$17,226
HCPCS Description Services Patients Avg allowed
98940 Chiropractic manipulative treatment, 1-2 spinal regions 608 46 $28

In context: peer comparison

Among 4 peers in Downers Grove Chiropractor, average services per provider: 474. This provider delivers 1.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Frederic Ratio's medical specialty?
Dr. Frederic Ratio practices Chiropractor in Downers Grove, IL.
Where does Dr. Frederic Ratio practice?
Dr. Frederic Ratio practices at 5201 Walnut Ave Ste 2, Downers Grove, IL 605154073. Office phone: 6307199700.
What is Dr. Frederic Ratio's NPI?
Dr. Frederic Ratio's National Provider Identifier (NPI) is 1447375472, issued by NPPES.
Does Dr. Frederic Ratio accept Medicare assignment?
Yes. Dr. Frederic Ratio accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Frederic Ratio commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 1-2 spinal regions (HCPCS 98940). Source: CMS Medicare Physician & Other Practitioners file.