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Active NPI 1790712172 Individual Practitioner Male Practitioner

Dr. Michael S Lyons , MD

Emergency Medicine • New Haven, CT

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Michael Lyons, MD is a certified Emergency Medicine practicing in New Haven, CT. With approximately 28 years of clinical experience since graduating from Duke University School Of Medicine in 1998, Dr. Lyons delivers high-quality medical care to the local community at 464 CONGRESS AVE.

Dr. Lyons maintains professional affiliations with Osu Observation Medicine, Llc, Osu Emergency Medicine Llc and accepts Medicare assignment.

Frequently performed procedures and clinical services include emergency department visit for life threatening or functioning severity, routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, emergency department visit with moderate level of medical decision making. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

464 Congress Ave

New Haven, CT 065191361

Telephone 2037854404
Fax 2037854580

Medicare Profile & Education

Medical School

Duke University School Of Medicine

Graduation Year

1998

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Emergency Medicine in New Haven, CT

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
28 Yrs +14.0 yrs vs City Avg
City Avg: 14.0 Yrs
State Avg: 22.5 Yrs
Regional Practice Density
204 Specialists

Practicing in New Haven, CT (865 Statewide)

Telehealth Adoption Rate
0.5% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
77.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Lyons (28 Years) 28 Yrs
New Haven Specialty Average (14.0 Years) 14.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99285 Emergency department visit for life threatening or functioning severity
44 44 $735.00 $166.63
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only
17 17 $30.00 $7.68
99284 Emergency department visit with moderate level of medical decision making
11 11 $505.00 $116.10

Medical Specialties & State Licenses

CMS Verified: 2026-07-13
Emergency Medicine Primary Specialty

NUCC Taxonomy Code: 207P00000X

State License CT 84469

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

Hospital & Practice Group Affiliations

Osu Observation Medicine, Llc

410 W 10th Ave, Columbus, OH 432101240

Phone: 6142938487

Osu Emergency Medicine Llc

410 W 10th Ave, Columbus, OH 432101240

Phone: 6142938305

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
Meghan Gwara , PA-C

Physician Assistant - Medical

NPI 1023634565

Physician Assistant (Certified)

Dr. Peter Herbert , MD

Internal Medicine

NPI 1033191465

Doctor of Medicine (M.D.)

Dr. Charles Wira , MD

Emergency Medicine

NPI 1043291610

Doctor of Medicine (M.D.)

Leah Perkins , PA

Physician Assistant - Medical

NPI 1063237162

Physician Assistant

Cailey Johnson

Physician Assistant

NPI 1073276036
Dr. Carolyn Rambus , MD

Emergency Medicine

NPI 1083685721

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

13 Historical Events
📍
Updated Practice Location July 13, 2026

Registered at 464 CONGRESS AVE, NEW HAVEN, CT 065191361 (Tel: 2037854404)

📍
Updated Business Mailing Address July 13, 2026

Registered at 464 CONGRESS AVE, NEW HAVEN, CT 065191361 (Tel: 2037854404)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 13, 2026

Emergency Medicine (License #84469 in CT)

👤
Provider Name / Credentials Updated May 26, 2026

Recorded as MICHAEL LYONS, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 26, 2026

Emergency Medicine (License #35.076909 in OH)

📍
Updated Practice Location June 10, 2025

Registered at 410 W 10TH AVE, COLUMBUS, OH 432101240 (Tel: 6142938000)

📍
Updated Business Mailing Address June 10, 2025

Registered at 700 ACKERMAN RD STE 2120, COLUMBUS, OH 432021559 (Tel: 6142938305)

NPI Profile Active February 17, 2015

NPI status registered as active in NPPES database

📍
Updated Practice Location February 17, 2015

Registered at 234 GOODMAN ST, EMERGENCY MEDICINE DEPARTMENT, CINCINNATI, OH 452192364 (Tel: 5135585281)

📍
Updated Business Mailing Address February 17, 2015

Registered at 3200 BURNET AVE, 3 SOUTH, CREDENTIALING, CINCINNATI, OH 452293019 (Tel: 5135855505)

👤
Provider Name / Credentials Updated February 17, 2015

Recorded as MICHAEL LYONS, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 17, 2015

Emergency Medicine (License #35076909 in OH)

🟢
Initial NPI Registration & Enumeration June 28, 2006

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: 1790712172
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 28, 2006
Last Update: July 13, 2026
Sole Proprietor: No

Mailing Address

464 Congress Ave

New Haven, CT 065191361

Phone: 2037854404

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.