Physician Profile
Unclaimed ProfileAbout ZAR
Based in Chicago, IL, Fred Zar is listed in the NPI registry under infectious disease. Fred graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1979. According to Medicare claims data, Fred cared for 31 Medicare patients across 52 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
Areas of Expertise
Common questions
What does Dr. Zar specialize in?
Dr. Zar is an infectious disease in Chicago, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INFECTIOUS DISEASE”.
NPI registry
Where is Dr. Zar located?
Dr. Zar is listed at 1740 W TAYLOR ST, Chicago, IL 60612. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Zar's phone number?
The number on file is (866) 600-2273. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Zar's NPI number?
Dr. Zar's National Provider Identifier is 1720191208. 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. Zar go to medical school?
Dr. Zar attended University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 1979. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Zar been practicing?
Dr. Zar has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Zar do most often?
According to Medicare billing data, Dr. Zar the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Zar confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Zar. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (866) 600-2273
- Email not available
Practice Locations
1740 W TAYLOR ST
Chicago, IL 60612
Procedures Most Often Billed to Medicare
52 services · 31 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
37 |
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
15 |
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.
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 infectious diseases in Chicago 8
Same specialty, same city.
Trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 1979 at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) 8
Providers who graduated from the same medical school in the same year.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.