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DR. MICHAEL J KOSTER D.C.
NPI 1740458272
Chiropractor in Avon, CT

Active since February 19, 2008
152 SIMSBURY RD # 12E, BUILDING 19, AVON, CT 06001(860) 677-1100(860) 677-1139 Get Directions Write a Review

NPPES record last updated: February 25, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Michael J Koster D.c. NPPES

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

DR. MICHAEL J KOSTER D.C. (NPI 1740458272) is an individual chiropractor in Avon, Connecticut, licensed in Connecticut (001557) and active in the NPI registry since February 2008. He is a graduate of New York Chiropractic College (2003).

NPPES Registry Identity

NPI1740458272
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. MICHAEL J KOSTERCredential: D.C.
Location Address152 SIMSBURY RD # 12E, BUILDING 19Avon, CT 06001-3777
Mailing Address152 Simsbury Rd # 12e, Building 19Avon, CT 06001-3777 · (860) 677-1100 · Fax (860) 677-1139
Phone(860) 677-1100
Fax(860) 677-1139
Sole ProprietorYes
Medical School CMSNew York Chiropractic CollegeGraduated 2003
Enumeration DateFebruary 19, 2008
Last NPPES UpdateFebruary 25, 2021
NPPES CertifiedFebruary 25, 2021
✔ NPI 1740458272 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in CT · 001557
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.
152 SIMSBURY RD # 12E, Avon, CT 06001
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Michael J Koster D.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6901966779
PECOS Enrollment IDI20081124000530

Medicare Billing Reassignment

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

Koster Family Chiropractic LLC
Same address
Chiropractor
152 SIMSBURY RD # 12E, BUILDING 19
Avon, CT 06001
  • Reassigned Medicare billing, Connecticut enrollment
  • 3 clinicians in this Medicare group
NPI 1154574499 (860) 677-1100

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.
896 services34 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.

KOSTER FAMILY CHIROPRACTIC LLC
Chiropractor
152 SIMSBURY RD # 12E, BUILDING 19
AVON, CT 06001
Capitol Planning Region (860) 677-1100

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 Michael Koster's NPI number?

The NPI number for Michael Koster is 1740458272. It was assigned to this individual provider in the NPPES registry on February 19, 2008.

Where is Michael Koster located?

Michael Koster practices at 152 Simsbury Rd # 12E Building 19, Avon, CT 06001. The listed phone number is (860) 677-1100.

What is Michael Koster's specialty?

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

Is Michael Koster enrolled in Medicare?

Yes. Michael Koster is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Michael Koster's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Koster reassigns Medicare benefits to Koster Family Chiropractic LLC (Avon, CT). 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 Michael Koster's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Michael Koster accept?

Health plans from Anthem Blue Cross and Blue Shield list Michael Koster as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Michael Koster was last updated on February 25, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.