PROVIDER PROFILE · NPI 1245275593

Karen LarsonM.D.

PRACTICEHERITAGE MEDICAL ASSOCIATES PCSee all providers at this practice →

Internal MedicineNashville, TNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,697

Unique beneficiaries

—

Total services

1,987

Distinct HCPCS

Medicare payment

$60K

Peer benchmark

Total Medicare services vs. 1,907 Internal Medicine providers in TN — top quintile (cohort median 791).

PRESCRIBING · PART D · 2024

Total Rx claims

5,018

Beneficiaries

—

Total drug cost

$546K

Distinct drugs

Brand share

20.0%

Top prescribed drugs

Rosuvastatin Calcium343 claims

Amlodipine Besylate320 claims

Levothyroxine Sodium299 claims

Atorvastatin Calcium235 claims

Omeprazole210 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$27

Payment records

By payment type

Food and Beverage$27

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 440082

Hospital

REFERRAL NETWORK

Where Karen Larson'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). 1 inbound referrers · 7 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
STALLWORTH, ROBERT	41	145

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Tucker, GA	26	62
SAINT THOMAS WEST HOSPITAL	20	80
STALLWORTH, ROBERT	19	57
Walter Wojcicki Diagnostic Radiology · Nashville, TN	15	49
Christian Rhea Rheumatology · Nashville, TN	14	30
Curtis Hagenau Neurology · Nashville, TN	12	29
Victor Byrd Rheumatology · Nashville, TN	11	32

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