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DR. JEFFREY A STACKIS D.C.
NPI 1669447173
Chiropractor in Dubuque, IA

Active since February 18, 2006Accepts Medicare Assignment
3250 KENNEDY CIR, DUBUQUE, IA 52002(563) 583-9634(563) 583-9684 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Jeffrey A Stackis D.c. NPPES

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

DR. JEFFREY A STACKIS D.C. (NPI 1669447173) is an individual chiropractor in Dubuque, Iowa, licensed in Iowa (IA 05735) and active in the NPI registry since February 2006. He is a graduate of Palmer College Chiropractic - Davenport (1993).

NPPES Registry Identity

NPI1669447173
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. JEFFREY A STACKISCredential: D.C.
Location Address3250 KENNEDY CIRDubuque, IA 52002-3886
Mailing Address3250 Kennedy CirDubuque, IA 52002-3886
Phone(563) 583-9634
Fax(563) 583-9684
Sole ProprietorNo
Medical School CMSPalmer College Chiropractic - DavenportGraduated 1993
Enumeration DateFebruary 18, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1669447173 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in IA · IA 05735
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.
3250 KENNEDY CIR, Dubuque, IA 52002
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Jeffrey A Stackis 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 ID547242059
PECOS Enrollment IDI20040607000820

Medicare Billing Reassignment

Medicare enrollment records show Jeffrey Stackis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Stackis Chiropractic Inc.
Same address
Chiropractor
3250 KENNEDY CIR
Dubuque, IA 52002
  • Reassigned Medicare billing, Iowa enrollment
NPI 1447498639 (563) 583-9634

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.
128 services14 patients

Other Providers at the Same Location NPPES

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

STACKIS CHIROPRACTIC INC.
Chiropractor
3250 KENNEDY CIR
DUBUQUE, IA 52002
Dubuque County (563) 583-9634

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 Jeffrey Stackis's NPI number?

The NPI number for Jeffrey Stackis is 1669447173. It was assigned to this individual provider in the NPPES registry on February 18, 2006.

Where is Jeffrey Stackis located?

Jeffrey Stackis practices at 3250 Kennedy Cir, Dubuque, IA 52002. The listed phone number is (563) 583-9634.

What is Jeffrey Stackis's specialty?

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

Is Jeffrey Stackis enrolled in Medicare?

Yes. Jeffrey Stackis 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.

Which organization bills Medicare for Jeffrey Stackis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jeffrey Stackis reassigns Medicare benefits to Stackis Chiropractic Inc. (Dubuque, IA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jeffrey Stackis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Jeffrey Stackis 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 3 months 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.