PROVIDER PROFILE · NPI 1467594838

Mark BarakMD

OphthalmologyLa Verne, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,025

Unique beneficiaries

—

Total services

4,074

Distinct HCPCS

Medicare payment

$214K

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

2,485

Beneficiaries

—

Total drug cost

$57K

Distinct drugs

Brand share

43.5%

Top prescribed drugs

Latanoprost627 claims

Tobramycin/Dexamethasone562 claims

Dorzolamide Hcl/Timolol Maleat399 claims

Prednisolone Acetate305 claims

Ketorolac Tromethamine242 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%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$626

Payment records

By payment type

Food and Beverage$626

REFERRAL NETWORK

Where Mark Barak'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). 3 inbound referrers · 7 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
POMONA VALLEY HOSPITAL MEDICAL CENTER	59	160
Unilab Corporation Clinical Laboratory · West Hills, CA	31	62
GARG, NALINI	17	26

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
POMONA VALLEY HOSPITAL MEDICAL CENTER	54	138
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	29	63
Casa Colina Surgery Center Llc Ambulatory Surgical Center · Pomona, CA	27	71
Unilab Corporation Clinical Laboratory · West Hills, CA	19	54
GARG, NALINI	17	29
Luis Perez Family Practice · Pomona, CA	12	22
Sergio Gomez Family Practice · Pomona, CA	12	29

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