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PROVIDER PROFILE · NPI 1295122497
Jay Guan
M.D.
Gastroenterology
Los Angeles,
CA
I
CROSS-REFERENCE
Related data on other Healthparse brands
ProviderScore
OIG/SAM exclusion screening, sanctions history
Healthparse Signals
Monitor this provider for changes — dated NPI change events
FACILITY AFFILIATIONS
Hospital & Facility Affiliations (2)
CCN 050082
Hospital
CCN 050394
Hospital
QUALITY · MIPS · 2024
Final MIPS score
100.0
Quality
20.9
Cost
75.6
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
1.05%
Group
PRESCRIBING · PART D · 2024
Total Rx claims
1,566
Beneficiaries
—
Total drug cost
$949K
Distinct drugs
41
Brand share
25.2%
Top prescribed drugs
Omeprazole
309 claims
Pantoprazole Sodium
179 claims
Linaclotide
98 claims
Mirtazapine
68 claims
Rabeprazole Sodium
55 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025
Total received
$3K
Payment records
133
By payment type
Food and Beverage
$3K
Education
$85
Top paying entities
Food and Beverage
$3K
Education
$85
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
2,695
Unique beneficiaries
—
Total services
4,952
Distinct HCPCS
35
Medicare payment
$378K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,398 Gastroenterology providers in CA — top quintile (cohort median 750).
