What is Brian Chen's specialty?

Brian Chen (NPI 1952631632) is a Medicare-billing provider whose primary specialty is Ophthalmology in San Gabriel, CA.

Where does Brian Chen practice?

Brian Chen practices in San Gabriel, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1952631632.

How much does Medicare pay Brian Chen?

Brian Chen (NPI 1952631632) received approximately $246K in total Medicare Part B payments, serving 770 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

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 · 2025

Total received

$840

Payment records

By payment type

Food and Beverage$840

Top paying entities

Food and Beverage$840

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events