PROVIDER PROFILE · NPI 1508894486

Thomas HsiaMD

GastroenterologySanta Maria, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,448

Unique beneficiaries

—

Total services

1,863

Distinct HCPCS

Medicare payment

$190K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

600

Beneficiaries

—

Total drug cost

$183K

Distinct drugs

Brand share

21.0%

Top prescribed drugs

Famotidine232 claims

Omeprazole61 claims

Pantoprazole Sodium55 claims

Sucralfate47 claims

Linaclotide38 claims

QUALITY · MIPS · 2024

Final MIPS score

88.8

Quality

74.9

Cost

73.2

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.58%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$991

Payment records

By payment type

Food and Beverage$991

REFERRAL NETWORK

Where Thomas Hsia'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
Rachel Metzger Certified Registered Nurse Anesthetist (CRNA) · Santa Maria, CA	72	202
Elizabeth Lenihan Certified Registered Nurse Anesthetist (CRNA) · Franklin, NC	62	145
LAWRENCE, DAVID	54	148
Pacific Point Laboratories, Inc. Clinical Laboratory · San Luis Obispo, CA	39	232
SANTA BARBARA COUNTY AUDITOR	25	71
Pacific Diagnostic Laboratories Clinical Laboratory · Santa Barbara, CA	20	85
Unilab Corporation Clinical Laboratory · West Hills, CA	20	47
COMMUNITY HEALTH CENTERS OF THE CENTRAL COAST INC	19	54
SANTA BARBARA COUNTY COUNTY AUDITOR	15	33
NPI 1093733420	13	23
Richard Zachrich Family Practice · Santa Maria, CA	13	56
Alex Harrison Cardiology · Santa Maria, CA	12	25

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