DR. KATARINA MARIE SEMKIU (MD) – Pediatric Hematology & Oncology Physician, NPI 1205253341
Pediatric Hematology & Oncology Physician
Main info
Contacts
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for DR. KATARINA MARIE SEMKIU (MD)
1 CHILDRENS PL CB 8116
SAINT LOUIS, MO 631101002
Phone: (314) 454-6018
Type: Mailing
1 Childrens Pl
Div Ped Hematology and Onc
Saint Louis, MO 631101002
Phone: (314) 454-6018
Fax: (844) 621-4392
Type: Location
4440 W 95th St
Oak Lawn, IL 604532600
Phone: (708) 684-3898
Fax: (708) 684-1985
Type: Location
29373 NETWORK PL
CHICAGO, IL 606731293
Phone: (847) 390-5900
Fax: (847) 390-4757
Type: Mailing
1675 DEMPSTER ST FL 2
PARK RIDGE, IL 600681110
Phone: (847) 318-9330
Fax: (847) 723-9051
Type: Location
1 CHILDRENS PL
MSC 8515-87-1200
SAINT LOUIS, MO 631101002
Phone: (314) 454-6018
Fax: (844) 621-4392
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2021-08-31
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20171113000755 | I | Pediatric Medicine | IL | TBD |
| I20210831001077 | I | Pediatric Medicine | MO | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 63110)
Loading plans...
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.