Physician Profile
Unclaimed ProfileAbout LEE
Based in Naperville, IL, John S Lee, M.D. is listed in the NPI registry under emergency medicine. Medicare claims data shows John provided 515 services to 507 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Areas of Expertise
Common questions
What kind of doctor is Dr. Lee?
Dr. Lee is an emergency physician in Naperville, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Emergency Medicine”.
NPI registry
What is Dr. Lee's address?
Dr. Lee is listed at 801 S. WASHINGTON ST. EMERGENCY DEPARTMENT, Naperville, IL 60540. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Lee?
The number on file is (630) 527-3358. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Lee?
Dr. Lee's National Provider Identifier is 1932279965. 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
How much experience does Dr. Lee have?
Dr. Lee has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What procedures does Dr. Lee perform?
According to Medicare billing data, Dr. Lee provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Lee's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Lee. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (630) 527-3358
- Email not available
Practice Locations
801 S. WASHINGTON ST. EMERGENCY DEPARTMENT
Naperville, IL 60540
Procedures Most Often Billed to Medicare
515 services · 507 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
191 |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
208 |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
73 |
| Emergency department visit with low level of medical decision making | Office visit | 99283 |
18 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
14 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
11 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other emergency physicians at this location 7
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 5
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.
More connections — 10 related providers in 2 groups
Other emergency physicians in Naperville 2
Same specialty, same city.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 8
Providers in IL who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.