Physician Profile
Unclaimed ProfileAbout LO
Charles H Lo, MD practices internal medicine in Chicago, IL. Charles is a 1977 graduate of Northwestern University Feinberg Medical School. Medicare claims data shows Charles provided 1,165 services to 205 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (872) 444-2473
- Email not available
Practice Locations
8 S MICHIGAN AVE STE 1316
Chicago, IL 60603
Procedures Most Often Billed to Medicare
1,165 services · 205 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Acupuncture with electrical stimulation, initial 15 minutes | Treatment | 97813 |
252 |
| Acupuncture with electrical stimulation, each additional 15 minutes | Treatment | 97814 |
250 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
395 |
| Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | Office visit | 99211 |
256 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
12 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other internal medicines in Chicago 8
Same specialty, same city.
Trained at Northwestern University Feinberg Medical School 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1977 at Northwestern University Feinberg Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Acupuncture with electrical stimulation, initial 15 minutes 8
Providers in IL who bill this service to Medicare most often.
Common questions
What does Dr. Lo specialize in?
Dr. Lo is an internal medicine in Chicago, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
Where is Dr. Lo located?
Dr. Lo is listed at 8 S MICHIGAN AVE STE 1316, Chicago, IL 60603. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Lo's phone number?
The number on file is (872) 444-2473. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Lo?
Dr. Lo's National Provider Identifier is 1578635173. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Lo go to medical school?
Dr. Lo attended Northwestern University Feinberg Medical School, graduating in 1977. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Lo have?
Dr. Lo has 49 years experience. Calculated from a graduation year of 1977, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Lo do most often?
According to Medicare billing data, Dr. Lo provides treatments such as acupuncture with electrical stimulation, initial 15 minutes and acupuncture with electrical stimulation, each additional 15 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Lo's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Lo. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.