PROVIDER PROFILE · NPI 1952631632

Brian ChenM.D.

OphthalmologySan Gabriel, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,653

Unique beneficiaries

—

Total services

2,950

Distinct HCPCS

Medicare payment

$239K

Peer benchmark

Total Medicare services vs. 2,144 Ophthalmology providers in CA — above median (cohort median 1,859).

PRESCRIBING · PART D · 2024

Total Rx claims

9,533

Beneficiaries

—

Total drug cost

$562K

Distinct drugs

Brand share

20.7%

Top prescribed drugs

Latanoprost2,642 claims

Brimonidine Tartrate1,043 claims

Prednisolone Acetate1,032 claims

Dorzolamide Hcl/Timolol Maleat1,010 claims

Ofloxacin1,003 claims

QUALITY · MIPS · 2024

Final MIPS score

75.0

Quality

0.0

Cost

69.3

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

0.00%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$453

Payment records

By payment type

Food and Beverage$453

REFERRAL NETWORK

Where Brian Chen'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). 5 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	31	77
San Gabriel Ambulatory Surgery Center, Lp Ambulatory Surgical Center · Arcadia, CA	19	27
Kristie Lin Ophthalmology · Pomona, CA	14	37
Michael Davis Ophthalmology · Arcadia, CA	14	45
Reid Wainess Ophthalmology · Arcadia, CA	12	16

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