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

WILLIAM R. RYDER DC
NPI 1952370231
Chiropractor in Cedar Rapids, IA

Q: What is William Ryder's NPI number?

The NPI number for William Ryder is 1952370231. It was assigned to this individual provider in the NPPES registry on March 17, 2006.

Q: What is William Ryder's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for William Ryder 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 38 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.

Active since March 17, 2006

4110 CENTER POINT RD NE, CEDAR RAPIDS, IA 52402(319) 362-6600(319) 261-4888 Get Directions Write a Review

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

On this page

About William R. Ryder Dc NPPES

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

WILLIAM R. RYDER DC (NPI 1952370231) is an individual chiropractor in Cedar Rapids, Iowa, licensed in Iowa (A05140) and active in the NPI registry since March 2006. He is a graduate of Other (1985).

NPPES Registry Identity

NPI1952370231

Entity TypeIndividualMale

Primary Taxonomy111N00000X

Provider Legal NameWILLIAM R. RYDERCredential: DC

Location Address4110 CENTER POINT RD NECedar Rapids, IA 52402-6418

Mailing Address4110 Center Point Rd NeCedar Rapids, IA 52402-6418 · (319) 362-6600 · Fax (319) 261-4888

Phone(319) 362-6600

Fax(319) 261-4888

Sole ProprietorNo

Medical School CMSOtherGraduated 1985

Enumeration DateMarch 17, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1952370231 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers

Taxonomy Code111N00000X

License✔ Licensed in IA · A05140

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.

4110 CENTER POINT RD NE, Cedar Rapids, IA 52402

Open in Google Maps ↗

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

William R. Ryder Dc 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 ID6002870177

PECOS Enrollment IDI20041117001242

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.

334 services46 patients

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MISS JESSICA ANN MCCOID L.M.T

Massage Therapist

4110 CENTER POINT RD NE
CEDAR RAPIDS, IA 52402

Linn County (402) 980-5034

BARRY CHIROPRACTIC PC

Chiropractor

4110 CENTER POINT RD NE
CEDAR RAPIDS, IA 52402

Linn County (319) 393-7888

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 William Ryder's NPI number?

The NPI number for William Ryder is 1952370231. It was assigned to this individual provider in the NPPES registry on March 17, 2006.

Where is William Ryder located?

William Ryder practices at 4110 Center Point Rd NE, Cedar Rapids, IA 52402. The listed phone number is (319) 362-6600.

What is William Ryder's specialty?

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

Is William Ryder enrolled in Medicare?

Yes. William Ryder 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 William Ryder 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 38 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.