Independent US Healthcare Provider Directory & Public Medical Database
Deactivated NPI 1265424295 Deactivated / Inactive NPI Male Practitioner

Dr. Guy Walter Aton , MD

Internal Medicine • Alton, IL

⚠️

Notice of NPI Deactivation & Inactive Practice Status

According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. Guy Aton has officially deactivated this NPI record and ceased active healthcare practice.

Registration / Start Date August 16, 2005
NPI Deactivation Date March 20, 2019
Total Practice Duration ~14 Years of Practice (2005 – 2019)

Professional Overview & Biography Verified Profile Summary

Dr. Guy Aton, MD was a registered Internal Medicine practicing in Alton, IL. Throughout an active medical career spanning 14 years, Dr. Aton provided care at the practice location at 3550 COLLEGE AVE until profile deactivation on 2019-03-20.

Historical Medicare Part B clinical services included established patient outpatient office visit, injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg, injection beneath the skin or into muscle for therapy, diagnosis, or prevention. Public procedure reimbursement records and service volume details are provided below for historical transparency.

Practice Location & Contact Primary Location

Practice Address

3550 College Ave
Suite B

Alton, IL 620025008

Telephone 6184623200
Fax 6184635003
Associated Practice Facility / Clinic

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Alton, IL

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 40.1 Yrs
State Avg: 28.9 Yrs
Regional Practice Density
24 Specialists

Practicing in Alton, IL (7544 Statewide)

Telehealth Adoption Rate
16.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
48.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2017)
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes
552 207 $132.00 $72.63
J0702 Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg
77 25 $31.32 $6.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
59 45 $195.00 $107.22
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention
56 26 $51.00 $24.53

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License IL 036-049358

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Practice Associates & Co-Workers

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

10 Associated Practitioners
Dena Marshall , PT

Physical Therapist

NPI 1013130038

Physical Therapist

Carol Grapperhaus , OT

Occupational Therapist

NPI 1134342116

Occupational Therapist

NPI 1134358633

Physical Therapist Assistant

Megan Zimmerman , PTA

Physical Therapy Assistant

NPI 1215257324

Physical Therapist Assistant

Arie Macias

Physical Therapist

NPI 1295605681
Dr. Sierra Huelsmann , DPT

Physical Therapist

NPI 1508625468

Doctor of Physical Therapy

Career & Practice History Timeline

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

7 Historical Events
⚠️
NPI Profile Deactivated March 20, 2019

Record deactivated on March 20, 2019

NPI Profile Active December 28, 2015

NPI status registered as active in NPPES database

📍
Updated Practice Location December 28, 2015

Registered at 3550 COLLEGE AVE, SUITE B, ALTON, IL 620025008 (Tel: 6184623200)

📍
Updated Business Mailing Address December 28, 2015

Registered at 670 MASON RIDGE CENTER DR, SUITE 300, SAINT LOUIS, MO 631418573 (Tel: 6184623200)

👤
Provider Name / Credentials Updated December 28, 2015

Recorded as GUY ATON, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) December 28, 2015

Internal Medicine (License #036-049358 in IL)

🟢
Initial NPI Registration & Enumeration August 16, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews
No patient reviews submitted yet for Dr. Guy Aton. Be the first to share your experience!

Sign in to leave a review for Dr. Guy Aton

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1265424295
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: August 16, 2005
Last Update: December 28, 2015
Deactivation Date: March 20, 2019

Mailing Address

670 Mason Ridge Center Dr, Suite 300

Saint Louis, MO 631418573

Phone: 6184623200

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.