What is Zayna Nahas's specialty?

Zayna Nahas (NPI 1578601068) is a Medicare-billing provider whose primary specialty is Ophthalmology in Port Saint Lucie, FL.

Where does Zayna Nahas practice?

Zayna Nahas practices in Port Saint Lucie, FL, based on the location reported in the CMS Medicare provider datasets for NPI 1578601068.

How much does Medicare pay Zayna Nahas?

Zayna Nahas (NPI 1578601068) received approximately $1.1M in total Medicare Part B payments, serving 1,693 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1578601068

Zayna NahasMD

OphthalmologyPort Saint Lucie, FLI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

4,523

Unique beneficiaries

—

Total services

11,248

Distinct HCPCS

Medicare payment

$967K

Peer benchmark

Total Medicare services vs. 1,263 Ophthalmology providers in FL — top quintile (cohort median 2,598).

PRESCRIBING · PART D · 2024

Total Rx claims

1,527

Beneficiaries

—

Total drug cost

$135K

Distinct drugs

Brand share

32.9%

Top prescribed drugs

Latanoprost595 claims

Timolol Maleate230 claims

Neomycin/Polymyxin B/Dexametha154 claims

Moxifloxacin Hcl102 claims

Prednisolone Acetate81 claims

QUALITY · MIPS · 2024

Final MIPS score

92.5

Quality

100.0

Cost

74.8

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.73%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$362

Payment records

By payment type

Food and Beverage$362

Top paying entities

Food and Beverage$362

REFERRAL NETWORK

Where Zayna Nahas'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). 21 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MARTIN MEMORIAL MEDICAL CENTER INC	206	549
James Belville Ophthalmology · Palm Desert, CA	42	63
TREASURE COAST SURGERY CENTER, LLC	34	79
Laboratory Corporation Of America Clinical Laboratory · Tampa, FL	32	53
JUPITER MEDICAL CENTER, INC.	32	62
Doctors Outpatient Surgery Center Of Jupiter, Llc Ambulatory Surgical Center · Palm Beach Gardens, FL	28	47
Integrated Regional Laboratories, Llp Clinical Laboratory · Deerfield Beach, FL	27	56
Quentin Allen Ophthalmology · Stuart, FL	26	51
Joseph Gage Cardiology · Stuart, FL	17	25
Lawrence Mufson Cardiology · Stuart, FL	16	19
Florida Clinical Laboratory, Inc Clinical Laboratory · Melbourne, FL	16	23
Louis Lima Optometry · Stuart, FL	16	22

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