PROVIDER PROFILE · NPI 1629036645

Gregory LarsonMD

Family PracticeWatertown, SDI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,212

Unique beneficiaries

—

Total services

4,906

Distinct HCPCS

Medicare payment

$186K

Peer benchmark

Total Medicare services vs. 363 Family Practice providers in SD — top quintile (cohort median 411).

PRESCRIBING · PART D · 2024

Total Rx claims

9,836

Beneficiaries

—

Total drug cost

$683K

Distinct drugs

126

Brand share

15.2%

Top prescribed drugs

Levothyroxine Sodium556 claims

Atorvastatin Calcium419 claims

Rosuvastatin Calcium412 claims

Amlodipine Besylate348 claims

Metoprolol Succinate338 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$37

Payment records

By payment type

Food and Beverage$37

REFERRAL NETWORK

Where Gregory 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). 14 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Gwen Schaunaman Diagnostic Radiology · Watertown, SD	111	662
Matthew Swartz Family Practice · Danville, CA	17	109
GRAMITH, FREDERICK	17	62
SNYDER, WAYNE	17	70
Catherine Leadabrand Hospitalist · Brookings, SD	16	109
PRAIRIE LAKES HEALTH CARE SYSTEM INC	14	46
WEGNER, EDWARD	14	47
Elliott Filler Emergency Medicine · Watertown, SD	13	116
VOSSLER, MARK	13	85
Alan Lawrence General Surgery · Watertown, SD	12	67
Gerald Rieber Orthopedic Surgery · Watertown, SD	12	96
JENKINS LIVING CENTER, INC.	11	103

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