What is Maya Shammas's specialty?

Maya Shammas (NPI 1649438763) is a Medicare-billing provider whose primary specialty is Ophthalmology in Lynwood, CA.

Where does Maya Shammas practice?

Maya Shammas practices in Lynwood, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1649438763.

How much does Medicare pay Maya Shammas?

Maya Shammas (NPI 1649438763) received approximately $148K in total Medicare Part B payments, serving 419 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

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 · 2025

Total received

$2K

Payment records

By payment type

Food and Beverage$1K

Consulting Fee$550

Top paying entities

Food and Beverage$1K

Consulting Fee$550

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events