PROVIDER PROFILE · NPI 1386690337

Mark SundermeyerMD

Medical OncologySaint Louis, MOI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

703

Unique beneficiaries

—

Total services

9,852

Distinct HCPCS

Medicare payment

$394K

Peer benchmark

Total Medicare services vs. 109 Medical Oncology providers in MO — above median (cohort median 16,285).

PRESCRIBING · PART D · 2024

Total Rx claims

390

Beneficiaries

—

Total drug cost

$459K

Distinct drugs

Brand share

11.0%

Top prescribed drugs

Dexamethasone48 claims

Prochlorperazine Maleate47 claims

Ondansetron Hcl41 claims

Anastrozole35 claims

Prednisone35 claims

QUALITY · MIPS · 2024

Final MIPS score

80.2

Quality

62.4

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.22%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Mark Sundermeyer'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). 20 inbound referrers · 36 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Norristown, PA	38	226
James Stinchon Diagnostic Radiology · Abington, PA	30	71
Scott Herbert Radiation Oncology · Abington, PA	26	254
Steven Tey Diagnostic Radiology · Abington, PA	24	85
Joseph Neri Cardiology · Horsham, PA	23	99
Alan Woronoff Diagnostic Radiology · Lake Forest, IL	22	54
Naishadh Shah Diagnostic Radiology · Abington, PA	22	90
BRECKENRIDGE, JOHN	21	64
Sharon Weiss Diagnostic Radiology · Abington, PA	20	54
Robert White Diagnostic Radiology · Camden, NJ	18	30
ABINGTON MEMORIAL HOSPITAL	17	69
Sara Goldman Diagnostic Radiology · Abington, PA	16	72

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
ABINGTON MEMORIAL HOSPITAL	226	4,055
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Norristown, PA	31	148
Paul O'moore Diagnostic Radiology · Abington, PA	27	86
Rajan Agarwal Diagnostic Radiology · Abington, PA	24	74
ABINGTON MEMORIAL HOSPITAL	21	60
Robert White Diagnostic Radiology · Camden, NJ	19	42
Scott Herbert Radiation Oncology · Abington, PA	18	211
BRECKENRIDGE, JOHN	18	54
James Stinchon Diagnostic Radiology · Abington, PA	18	41
Kevin Brown Diagnostic Radiology · Abington, PA	17	79
Mihaela Vava Diagnostic Radiology · Abington, PA	17	41
Jennifer Frabizzio Diagnostic Radiology · Abington, PA	17	74

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.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history