Physician Profile
Ronny Chan, MD
Unclaimed ProfileAbout Dr. Chan
Ronny Chan, MD is a healthcare provider in Chicago, IL specializing in anesthesiology. According to Medicare claims data, Ronny cared for 117 Medicare patients across 117 services.
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
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (773) 702-6842
- Email not available
Practice Locations
5841 S MARYLAND AVE # MC4028
Chicago, IL 60637
Procedures Most Often Billed to Medicare
117 services · 117 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of artery tube for blood sampling or infusion through skin | Procedure | 36620 |
11 |
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Anaesthesia | 00731 |
22 |
| Anesthesia for lens surgery | Anaesthesia | 00142 |
14 |
| Anesthesia for other procedure on large bowel using an endoscope | Anaesthesia | 00811 |
13 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
38 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
19 |
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.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
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 anesthesiology specialists in Chicago 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2018 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of artery tube for blood sampling or infusion through skin 8
Providers in IL who bill this service to Medicare most often.
Common questions
What does Dr. Chan specialize in?
Dr. Chan is an anesthesiology in Chicago, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ANESTHESIOLOGY”.
NPI registry
Where is Dr. Chan located?
Dr. Chan is listed at 5841 S MARYLAND AVE # MC4028, Chicago, IL 60637. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Chan's phone number?
The number on file is (773) 702-6842. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Chan's NPI number?
Dr. Chan's National Provider Identifier is 1134612484. 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. Chan go to medical school?
Dr. Chan attended Other, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Chan been practicing?
Dr. Chan has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Chan do most often?
According to Medicare billing data, Dr. Chan performs procedures including insertion of artery tube for blood sampling or infusion through skin; provides treatments such as anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope and anesthesia for lens surgery, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Chan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chan. 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.