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- 676 N Saint Clair St, Suite 1900, Chicago, IL 60611
About Dr. Koller
Felicitas Koller, MD practices transplant surgery in Chicago, IL. Felicitas is a 2005 graduate of University of Texas Medical Branch at Galveston. According to Medicare claims data, Felicitas cared for 175 Medicare patients across 243 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1235286022.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (312) 695-8900
- Email not available
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Practice Locations
676 N SAINT CLAIR ST SUITE 1900
Chicago, IL 60611
Procedures Most Often Billed to Medicare
243 services · 175 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Creation of artery-vein connection using tube graft for hemodialysis | Procedure | 36830 |
17 | Too few peers to compare |
| Preparation of donor kidney for transplantation | Procedure | 50323 |
13 | Less often than most peers in Transplant Surgery |
| Revision of hemodialysis graft | Procedure | 36832 |
13 | Too few peers to compare |
| Relocation of arm vein with connection to arm artery for hemodialysis | Procedure | 36821 |
13 | Too few peers to compare |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
92 | As often as other peers in Transplant Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
37 | More often than most peers in Transplant Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
31 | As often as other peers in Transplant Surgery |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
14 | Less often than most peers in Transplant Surgery |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
13 | Less often than most peers in Transplant Surgery |
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 transplant surgeons in Chicago 8
Same specialty, same city.
Trained at University of Texas Medical Branch at Galveston 3
Other providers in the same specialty who trained at the same institution.
More connections — 10 related providers in 2 groups
Class of 2005 at University of Texas Medical Branch at Galveston 8
Providers who graduated from the same medical school in the same year.
Also performs Creation of artery-vein connection using tube graft for hemodialysis 2
Providers in IL who bill this service to Medicare most often.
Common questions
What does Dr. Koller specialize in?
Dr. Koller is a transplant surgeon in Chicago, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Transplant Surgery”.
NPI registry
Where is Dr. Koller located?
Dr. Koller is listed at 676 N Saint Clair St Suite 1900, Chicago, IL 60611. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Koller's phone number?
The number on file is (312) 695-8900. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Koller's NPI number?
Dr. Koller's National Provider Identifier is 1235286022. 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. Koller go to medical school?
Dr. Koller attended University of Texas Medical Branch at Galveston, graduating in 2005. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Koller been practicing?
Dr. Koller has 21 years experience. Calculated from a graduation year of 2005, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Koller do most often?
According to Medicare billing data, Dr. Koller performs procedures including creation of artery-vein connection using tube graft for hemodialysis, preparation of donor kidney for transplantation and revision of hemodialysis graft, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Koller confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Koller. If this is you, claiming it is free.
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