PROVIDER PROFILE · NPI 1659398253

Corinna WarrenM.D.

Internal MedicineChesterfield, MOI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,416

Unique beneficiaries

—

Total services

1,836

Distinct HCPCS

Medicare payment

$116K

Peer benchmark

Total Medicare services vs. 1,563 Internal Medicine providers in MO — top quintile (cohort median 658).

PRESCRIBING · PART D · 2024

Total Rx claims

9,732

Beneficiaries

—

Total drug cost

$726K

Distinct drugs

154

Brand share

23.3%

Top prescribed drugs

Atorvastatin Calcium613 claims

Levothyroxine Sodium449 claims

Rosuvastatin Calcium334 claims

Lisinopril319 claims

Pravastatin Sodium283 claims

QUALITY · MIPS · 2024

Final MIPS score

92.7

Quality

82.3

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.75%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$511

Payment records

By payment type

Food and Beverage$511

REFERRAL NETWORK

Where Corinna Warren'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). 12 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ST. LUKES EPISCOPAL-PRESBYTERIAN HOSPITAL	336	2,153
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Maryland Heights, MO	160	349
KANTERMAN, ROBERT	32	85
Maged Haikal Cardiology · Chesterfield, MO	31	113
Anthony Pearson Cardiology · Chesterfield, MO	30	107
Michael Stadnyk Diagnostic Radiology · Chesterfield, MO	22	64
JAMROZ, GREGORY	20	63
Keith Bonacquisti Otolaryngology · Scottsbluff, NE	19	42
MERCY HOSPITALS EAST COMMUNITIES	15	56
Charles Garvin Diagnostic Radiology · Chesterfield, MO	14	37
John Mason General Surgery · Chesterfield, MO	13	36
Thomas Morrison Cardiology · Saint Louis, MO	13	39

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

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