What is Nader Nassif's specialty?

Nader Nassif (NPI 1629262183) is a Medicare-billing provider whose primary specialty is Orthopedic Surgery in Newport Beach, CA.

Where does Nader Nassif practice?

Nader Nassif practices in Newport Beach, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1629262183.

How much does Medicare pay Nader Nassif?

Nader Nassif (NPI 1629262183) received approximately $509K in total Medicare Part B payments, serving 1,109 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1629262183

Nader NassifM.D.

PRACTICEORTHOPEDIC SPECIALISTS OF NEWPORT BEACHSee all providers at this practice →

Orthopedic SurgeryNewport Beach, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,206

Unique beneficiaries

—

Total services

5,567

Distinct HCPCS

Medicare payment

$464K

Peer benchmark

Total Medicare services vs. 1,921 Orthopedic Surgery providers in CA — top quintile (cohort median 1,100).

PRESCRIBING · PART D · 2024

Total Rx claims

613

Beneficiaries

—

Total drug cost

$3K

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Meloxicam210 claims

Amoxicillin172 claims

Tramadol Hcl65 claims

Methocarbamol46 claims

Oxycodone Hcl31 claims

QUALITY · MIPS · 2024

Final MIPS score

92.2

Quality

99.3

Cost

75.5

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.72%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$20K

Payment records

By payment type

Consulting Fee$18K

Travel and Lodging$1K

Food and Beverage$436

Top paying entities

Consulting Fee$18K

Travel and Lodging$1K

Food and Beverage$436

REFERRAL NETWORK

Where Nader Nassif'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). 14 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	75	332
Shaya Ghazinoor Diagnostic Radiology · Newport Beach, CA	37	118
Karence Chan Diagnostic Radiology · Newport Beach, CA	28	77
John Lieu Diagnostic Radiology · Palo Alto, CA	28	73
LEE, JASON	23	72
Jascha Wollank Hospitalist · Newport Beach, CA	19	116
Zachary Adler Orthopedic Surgery · Newport Beach, CA	17	65
Winston Whitney Diagnostic Radiology · Newport Beach, CA	16	52
Binh Nguyen Interventional Radiology · Newport Beach, CA	15	64
Peter Giuliano Diagnostic Radiology · Newport Beach, CA	15	57
Scott Williams Diagnostic Radiology · Stanford, CA	14	45
CAILLOUETTE, JAMES	14	63

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