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Active NPI 1942481627 Individual Practitioner Male Practitioner

Dr. John Cassidy Duffy , DC

Chiropractor • Waltham, MA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. John Duffy, DC is a certified Chiropractor practicing in Waltham, MA. With approximately 35 years of clinical experience since graduating from Life Chiropractic College in 1991, Dr. Duffy delivers high-quality medical care to the local community at 136 BACON ST.

Dr. Duffy accepts Medicare assignment.

Frequently performed procedures and clinical services include chiropractic manipulative treatment, 3-4 spinal regions, chiropractic manipulative treatment, 5 spinal regions. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

136 Bacon St

Waltham, MA 024510797

Telephone 7818944270
Associated Practice Facility / Clinic
🏢 Waltham Chiropractic Pc Facility NPI 1689719502

Medicare Profile & Education

Medical School

Life Chiropractic College

Graduation Year

1991

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Chiropractor in Waltham, MA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
35 Yrs +4.5 yrs vs City Avg
City Avg: 30.5 Yrs
State Avg: 27.6 Yrs
Regional Practice Density
13 Specialists

Practicing in Waltham, MA (1643 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
43.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Duffy (35 Years) 35 Yrs
Waltham Specialty Average (30.5 Years) 30.5 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2023)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions
171 14 $85.00 $43.47
98942 Chiropractic manipulative treatment, 5 spinal regions
29 11 $90.00 $56.31

Medical Specialties & State Licenses

CMS Verified: 2023-07-25
Chiropractor Primary Specialty

NUCC Taxonomy Code: 111N00000X

State License MA 1644

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.

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

8 Historical Events
📍
Updated Practice Location July 25, 2023

Registered at 136 BACON ST, WALTHAM, MA 024510797 (Tel: 7818944270)

📍
Updated Business Mailing Address July 25, 2023

Registered at 136 BACON ST, WALTHAM, MA 024510797 (Tel: 7818944270)

NPI Profile Active November 21, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location November 21, 2007

Registered at 425 RIVER ST, WALTHAM, MA 024535479 (Tel: 7818944270)

📍
Updated Business Mailing Address November 21, 2007

Registered at 425 RIVER ST, WALTHAM, MA 024535479 (Tel: 7818944270)

👤
Provider Name / Credentials Updated November 21, 2007

Recorded as JOHN DUFFY, D.C.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) November 21, 2007

Chiropractor (License #1644 in MA)

🟢
Initial NPI Registration & Enumeration November 21, 2007

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1942481627
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: November 21, 2007
Last Update: July 25, 2023
Sole Proprietor: No

Mailing Address

136 Bacon St

Waltham, MA 024510797

Phone: 7818944270

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.