PROVIDER PROFILE · NPI 1639118748

Tonny LeeM.D.

PRACTICESOUTH BAY GASTROENTEROLOGY MEDICAL GROUPSee all providers at this practice →

GastroenterologyTorrance, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,337

Unique beneficiaries

—

Total services

2,162

Distinct HCPCS

Medicare payment

$170K

Peer benchmark

Total Medicare services vs. 1,398 Gastroenterology providers in CA — top quintile (cohort median 750).

PRESCRIBING · PART D · 2024

Total Rx claims

1,562

Beneficiaries

—

Total drug cost

$493K

Distinct drugs

Brand share

28.6%

Top prescribed drugs

Omeprazole312 claims

Famotidine273 claims

Pantoprazole Sodium168 claims

Tenofovir Alafenamide158 claims

Dicyclomine Hcl108 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$22K

Payment records

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$20K

Food and Beverage$1K

Travel and Lodging$112

Education$20

REFERRAL NETWORK

Where Tonny Lee'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). 28 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
TORRANCE MEMORIAL MEDICAL CENTER	197	816
Endoscopy Center Of The South Bay Lp Ambulatory Surgical Center · Torrance, CA	109	300
Christopher Koettel Certified Registered Nurse Anesthetist (CRNA) · Monterey Park, CA	63	177
Tanya Smith Certified Registered Nurse Anesthetist (CRNA) · Orange, CA	44	127
Albert Grabb Diagnostic Radiology · Torrance, CA	44	191
John Blakey Pathology · Torrance, CA	42	132
Unilab Corporation Clinical Laboratory · West Hills, CA	38	103
Westmed Ambulance Inc Ambulance Service Provider · Compton, CA	38	125
John Kunesh Pathology · Torrance, CA	28	79
Rachel Knopoff Diagnostic Radiology · Torrance, CA	28	117
Richard Krauthamer Diagnostic Radiology · Torrance, CA	25	157
Donny Baek Diagnostic Radiology · Los Angeles, CA	21	117

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