PROVIDER PROFILE · NPI 1649438763

Maya ShammasM.D.

PRACTICEH SHAMMAS MD INCSee all providers at this practice →

OphthalmologyLynwood, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,073

Unique beneficiaries

—

Total services

1,418

Distinct HCPCS

Medicare payment

$126K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

5,520

Beneficiaries

—

Total drug cost

$421K

Distinct drugs

Brand share

32.9%

Top prescribed drugs

Latanoprost1,641 claims

Prednisolone Acetate757 claims

Ketorolac Tromethamine694 claims

Moxifloxacin Hcl683 claims

Dorzolamide Hcl/Timolol Maleat426 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

$3K

Payment records

By payment type

Food and Beverage$1K

Consulting Fee$900

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$450

Entertainment$38

Top paying entities

Food and Beverage$1K

Consulting Fee$900

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$450

Entertainment$38

REFERRAL NETWORK

Where Maya Shammas'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). 2 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	22	35
Bill Matheis Certified Registered Nurse Anesthetist (CRNA) · Corona, CA	19	24

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