Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1578635173 Individual Practitioner Male Practitioner

Dr. Charles H Lo , MD

Internal Medicine • Chicago, IL

Professional Overview & Biography Verified Profile Summary

Dr. Charles Lo, MD is a certified Internal Medicine practicing in Chicago, IL. With approximately 49 years of clinical experience since graduating from Northwestern University Feinberg Medical School in 1977, Dr. Lo delivers high-quality medical care to the local community at 8 S MICHIGAN AVE.

Dr. Lo does not directly accept Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, outpatient office visit, acupuncture. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

8 S Michigan Ave
Ste 1316

Chicago, IL 60603

Telephone 8724442473
Associated Practice Facility / Clinic
🏢 Sonus-Usa, Inc. Facility NPI 1841243417

Medicare Profile & Education

Medical School

Northwestern University Feinberg Medical School

Graduation Year

1977

Medicare Assignment

Not Specified

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Chicago, IL

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
49 Yrs +27.2 yrs vs City Avg
City Avg: 21.8 Yrs
State Avg: 28.9 Yrs
Regional Practice Density
2969 Specialists

Practicing in Chicago, IL (7544 Statewide)

Telehealth Adoption Rate
12.8% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
25.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Lo (49 Years) 49 Yrs
Chicago Specialty Average (21.8 Years) 21.8 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
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more
395 25 $50.00 $49.26
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional
256 56 $22.09 $21.77
97813 Acupuncture 1 or more needles with electrical stimulation, first 15 minutes
252 56 $42.53 $41.89
97814 Acupuncture with electrical stimulation, each additional 15 minutes
250 56 $35.38 $34.85
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
12 12 $270.83 $166.01

Medical Specialties & State Licenses

CMS Verified: 2023-05-25
Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License IL 03657432

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.

Internal Medicine

NUCC Taxonomy Code: 207R00000X

State License IL 036-57432

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.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID Bcbs
331604255 (IL)

Practice Associates & Co-Workers

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

37 Associated Practitioners
Dr. Linsey Johnson , PsyD

Psychologist - Clinical

NPI 1013280700

Doctor of Psychology (Psy.D.)

Sloan Teeuwen

Marriage & Family Therapist

NPI 1053282038
Dr. Cheryl Rampage , PhD

Psychologist - Clinical

NPI 1073653101

Doctor of Philosophy (Ph.D.)

NPI 1093137234

Doctor of Chiropractic

Jocelyn Nelson

Counselor - Mental Health

NPI 1104470608
Megan Botterman

Assistant Behavior Analyst

NPI 1144911405

Career & Practice History Timeline

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

12 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 07, 2023

Internal Medicine (License #036-57432 in IL)

📍
Updated Practice Location December 07, 2019

Registered at 8 S MICHIGAN AVE, STE 1316, CHICAGO, IL 60603 (Tel: 3127820487)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) December 07, 2019

Internal Medicine (License #03657432 in IL)

📍
Updated Practice Location October 26, 2019

Registered at 8 S MICHIGAN AVE STE 1316, CHICAGO, IL 606033381 (Tel: 3127820487)

📍
Updated Business Mailing Address October 26, 2019

Registered at 8 S MICHIGAN AVE STE 1316, CHICAGO, IL 606033381 (Tel: 3127820487)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) October 26, 2019

Internal Medicine (License #036-57432 in IL)

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 1140 LAKE ST, SUITE 402, OAK PARK, IL 603011052 (Tel: 7088480330)

📍
Updated Business Mailing Address July 08, 2007

Registered at 1140 LAKE ST, SUITE 402, OAK PARK, IL 603011052 (Tel: 7088480330)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as CHARLES LO, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Internal Medicine (License #03657432 in IL)

🟢
Initial NPI Registration & Enumeration November 15, 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: 1578635173
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: November 15, 2006
Last Update: May 25, 2023
Sole Proprietor: No

Mailing Address

8 S Michigan Ave Ste 1316

Chicago, IL 606033381

Phone: 8724442473

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.