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PROVIDER PROFILE · NPI 1235204066

Mark FeslerMD

PRACTICEST LOUIS UNIVERSITYSee all providers at this practice →
Hematology-OncologySaint Louis, MOI
CROSS-REFERENCE

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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 260179
Hospital
PRESCRIBING · PART D · 2024
Total Rx claims
2,274
Beneficiaries
—
Total drug cost
$11.4M
Distinct drugs
39
Brand share
54.1%
Top prescribed drugs
Valacyclovir Hcl355 claims
Lenalidomide169 claims
Sulfamethoxazole/Trimethoprim165 claims
Acyclovir162 claims
Venetoclax159 claims
QUALITY · MIPS · 2024
Final MIPS score
77.9
Quality
69.0
Cost
50.9
Improvement activities
40.0
Promoting interop.
0.0
Payment adjustment
0.12%
Individual
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$193K
Payment records
134
By payment type
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$161K
Travel and Lodging$18K
Consulting Fee$11K
Food and Beverage$3K
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
391
Unique beneficiaries
—
Total services
1,452
Distinct HCPCS
5
Medicare payment
$173K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 155 Hematology-Oncology providers in MO — above median (cohort median 981).
REFERRAL NETWORK

Where Mark Fesler's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 7 inbound referrers · 22 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Steven Pincus
Hematology-Oncology · Saint Louis, MO
23238
Katherine Robbins
Pathology · Saint Louis, MO
21133
JALLAD, BASSEL14193
Nishant Poddar
Hematology-Oncology · Ballwin, MO
14135
GARRETT, ROBERT1484
Sagun Goyal
Hematology-Oncology · St. Louis, MO
12833
Yifan Tu
Hematology-Oncology · St. Louis, MO
12186
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
SLH VISTA, INC.1062,631
Razi Muzaffar
Nuclear Medicine · Saint Louis, MO
2860
Linda Goldenberg
Nurse Practitioner · Saint Louis, MO
23575
Karen Moser
Pathology · Salt Lake City, UT
19128
STAROS, ERIC18148
Steven Pincus
Hematology-Oncology · Saint Louis, MO
18203
Ece Akduman
Diagnostic Radiology · Saint Louis, MO
1686
John Richart
Hematology-Oncology · St Louis, MO
15217
Sagun Goyal
Hematology-Oncology · St. Louis, MO
14833
Carl Freter
Hematology-Oncology · Spokane, WA
14178
Katherine Robbins
Pathology · Saint Louis, MO
14137
Christina Doherty
Diagnostic Radiology · Saint Louis, MO
1346
Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.