Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1285490706 Individual Practitioner Male Practitioner

Dr. Liam John Shields , DMD

Dentist • Great Lakes, IL

Professional Overview & Biography Verified Profile Summary

Dr. Liam Shields, DMD is a registered healthcare professional specializing in Dentist in Great Lakes, IL. Practice services are available at 3440 OHIO ST under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

3440 Ohio St

Great Lakes, IL 600883155

Telephone 2246108551
Associated Practice Facility / Clinic

Specialty Benchmarks & Practice Insights

Comparative analytics for Dentist in Great Lakes, IL

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 10.5 Yrs
State Avg: 12.1 Yrs
Regional Practice Density
52 Specialists

Practicing in Great Lakes, IL (4751 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

CMS Verified: 2025-09-26
Dentist Primary Specialty

NUCC Taxonomy Code: 122300000X

State License MA DN10000918

A dentist is a person qualified by a doctorate in dental surgery (D.D.S.) or dental medicine (D.M.D.), licensed by the state to practice dentistry, and practicing within the scope of that license. There is no difference between the two degrees: dentists who have a DMD or DDS have the same education. Universities have the prerogative to determine what degree is awarded. Both degrees use the same curriculum requirements set by the American Dental Association's Commission on Dental Accreditation. Generally, three or more years of undergraduate education plus four years of dental school is required to graduate and become a general dentist. State licensing boards accept either degree as equivalent, and both degrees allow licensed individuals to practice the same scope of general dentistry. Additional post-graduate training is required to become a dental specialist.

Practice Associates & Co-Workers

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

4 Associated Practitioners
NPI 1174443790
Magdalena Zygadlo

Dental Hygienist

NPI 1730959552
Rebecca Perez

Dental Hygienist

NPI 1760252589
NPI 1982553145

Doctor of Dental Surgery

Career & Practice History Timeline

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

10 Historical Events
📍
Updated Practice Location September 26, 2025

Registered at 3440 OHIO ST, GREAT LAKES, IL 600883155 (Tel: 2246108551)

📍
Updated Business Mailing Address September 26, 2025

Registered at 3440 OHIO ST, GREAT LAKES, IL 600883155 (Tel: 2246108551)

👤
Provider Name / Credentials Updated September 26, 2025

Recorded as LIAM SHIELDS, DMD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) September 26, 2025

Dentist (License #DN10000918 in MA)

NPI Profile Active February 22, 2024

NPI status registered as active in NPPES database

📍
Updated Practice Location February 22, 2024

Registered at 635 ALBANY ST, BOSTON, MA 021183550 (Tel: 6173588300)

📍
Updated Business Mailing Address February 22, 2024

Registered at 635 ALBANY ST, BOSTON, MA 021183550 (Tel: 6173588300)

👤
Provider Name / Credentials Updated February 22, 2024

Recorded as LIAM SHIELDS

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 22, 2024

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration February 22, 2024

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: 1285490706
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: February 22, 2024
Last Update: September 26, 2025
Sole Proprietor: No

Mailing Address

3440 Ohio St

Great Lakes, IL 600883155

Phone: 2246108551

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.