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DR. MATTHEW SHAWN DUDDY D.C
NPI 1487736914
Chiropractor in Avondale, PA

Active since October 20, 2006Accepts Medicare Assignment
417 PENNSYLVANIA AVE., AVONDALE, PA 19311(610) 268-8122(610) 268-3103 Get Directions Write a Review

NPPES record last updated: December 1, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Matthew Shawn Duddy D.c NPPES

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

DR. MATTHEW SHAWN DUDDY D.C (NPI 1487736914) is an individual chiropractor in Avondale, Pennsylvania, licensed in Pennsylvania (DC004583L) and active in the NPI registry since October 2006. He is a graduate of Life Chiropractic College - West (1990).

NPPES Registry Identity

NPI1487736914
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. MATTHEW SHAWN DUDDYCredential: D.C
Location Address417 PENNSYLVANIA AVE.Avondale, PA 19311-0297
Mailing Address417 Pennsylvania AveAvondale, PA 19311-1120 · (610) 268-8122 · Fax (610) 268-3103
Phone(610) 268-8122
Fax(610) 268-3103
Sole ProprietorYes
Medical School CMSLife Chiropractic College - WestGraduated 1990
Enumeration DateOctober 20, 2006
Last NPPES UpdateDecember 1, 2025
NPPES CertifiedDecember 1, 2025
✔ NPI 1487736914 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in PA · DC004583L
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.
417 PENNSYLVANIA AVE., Avondale, PA 19311
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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. Matthew Shawn Duddy 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 ID840361275
PECOS Enrollment IDI20080612000459

Medicare Billing Reassignment

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

Avondale Chiropractic PC
Same address
Chiropractor
417 PENNSYLVANIA AVE
Avondale, PA 19311
  • Reassigned Medicare billing, Pennsylvania enrollment
  • Medicare enrollment name: Avondale Chiropractic P.C.
NPI 1326214420 (610) 268-8122

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.
477 services62 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 Matthew Duddy's NPI number?

The NPI number for Matthew Duddy is 1487736914. It was assigned to this individual provider in the NPPES registry on October 20, 2006.

Where is Matthew Duddy located?

Matthew Duddy practices at 417 Pennsylvania Ave., Avondale, PA 19311. The listed phone number is (610) 268-8122.

What is Matthew Duddy's specialty?

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

Is Matthew Duddy enrolled in Medicare?

Yes. Matthew Duddy 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 Matthew Duddy's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Duddy reassigns Medicare benefits to Avondale Chiropractic PC (Avondale, PA). 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 Matthew Duddy'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 Matthew Duddy was last updated on December 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.