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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

RODNEY KEITH SIMMER D.C.
NPI 1255309829
Chiropractor in Rock Island, IL

Active since March 09, 2006
3012 18TH AVE, ROCK ISLAND, IL 61201(309) 786-4131(309) 786-0797 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Rodney Keith Simmer D.c. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

RODNEY KEITH SIMMER D.C. (NPI 1255309829) is an individual chiropractor in Rock Island, Illinois and active in the NPI registry since March 2006. He is a graduate of Palmer College Chiropractic - West Sunnyvale (1994).

NPPES Registry Identity

NPI1255309829
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameRODNEY KEITH SIMMERCredential: D.C.
Location Address3012 18TH AVERock Island, IL 61201-2939
Mailing Address3012 18th AveRock Island, IL 61201-2939 · (309) 786-4131 · Fax (309) 786-0797
Phone(309) 786-4131
Fax(309) 786-0797
Sole ProprietorNo
Medical School CMSPalmer College Chiropractic - West SunnyvaleGraduated 1994
Enumeration DateMarch 9, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1255309829 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
Definition
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.
3012 18TH AVE, Rock Island, IL 61201
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Rodney Keith Simmer D.c. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3476714775
PECOS Enrollment IDI20120413000050

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Chiropractic manipulative treatment, 3-4 spinal regions 98941
Chiropractic manipulative treatment for 3-4 spinal regions involves a trained professional applying controlled force to specific areas of your spine. This can help alleviate pain, improve physical function, and support your body's natural healing process.
371 services60 patients

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Rodney Simmer's NPI number?

The NPI number for Rodney Simmer is 1255309829. It was assigned to this individual provider in the NPPES registry on March 9, 2006.

Where is Rodney Simmer located?

Rodney Simmer practices at 3012 18th Ave, Rock Island, IL 61201. The listed phone number is (309) 786-4131.

What is Rodney Simmer's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is Rodney Simmer enrolled in Medicare?

Yes. Rodney Simmer is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Rodney Simmer was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.