PROVIDER PROFILE · NPI 1225079205

Barry FungM.D.

OphthalmologyLos Altos, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

4,564

Unique beneficiaries

—

Total services

6,642

Distinct HCPCS

Medicare payment

$438K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

4,215

Beneficiaries

—

Total drug cost

$888K

Distinct drugs

Brand share

32.8%

Top prescribed drugs

Latanoprost794 claims

Cyclosporine410 claims

Brimonidine Tartrate323 claims

Timolol Maleate314 claims

Erythromycin Base252 claims

QUALITY · MIPS · 2024

Final MIPS score

75.0

Quality

0.0

Cost

0.0

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

0.00%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$19

Payment records

By payment type

Food and Beverage$19

REFERRAL NETWORK

Where Barry Fung'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). 7 inbound referrers · 12 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Lien Nguyen Ophthalmology · San Jose, CA	123	418
COUNTY OF SANTA CLARA	33	103
EL CAMINO HOSPITAL	28	69
SAN JOSE HEALTHCARE SYSTEM, L.P.	27	46
Edmund Tai Hematology-Oncology · Mountain View, CA	15	78
Mei-Ven Lo Anesthesiology · San Jose, CA	14	34
NPI 1447682380	11	23

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Lien Nguyen Ophthalmology · San Jose, CA	114	384
Unilab Corporation Clinical Laboratory · San Jose, CA	80	309
SAN JOSE HEALTHCARE SYSTEM, L.P.	59	203
COUNTY OF SANTA CLARA	30	67
STANFORD HEALTH CARE	23	62
EL CAMINO HOSPITAL	23	67
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	21	28
Edmund Tai Hematology-Oncology · Mountain View, CA	21	78
ASIAN AMERICANS FOR COMMUNITY INVOLVEMENT OF SANTA CLARA COUNTY	18	34
Andrew Lin Internal Medicine · Sunnyvale, CA	16	43
Physicians Surgery Services Llc Ambulatory Surgical Center · San Jose, CA	13	21
Mei-Ven Lo Anesthesiology · San Jose, CA	12	30

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