What is Marwan Mouammar's specialty?

Marwan Mouammar (NPI 1891780201) is a Medicare-billing provider whose primary specialty is Pulmonary Disease in Portland, OR.

Where does Marwan Mouammar practice?

Marwan Mouammar practices in Portland, OR, based on the location reported in the CMS Medicare provider datasets for NPI 1891780201.

How much does Medicare pay Marwan Mouammar?

Marwan Mouammar (NPI 1891780201) received approximately $52K in total Medicare Part B payments, serving 287 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1891780201

Marwan MouammarMD

Pulmonary DiseasePortland, ORI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

421

Unique beneficiaries

—

Total services

536

Distinct HCPCS

Medicare payment

$44K

Peer benchmark

Total Medicare services vs. 126 Pulmonary Disease providers in OR — above median (cohort median 557).

PRESCRIBING · PART D · 2024

Total Rx claims

2,048

Beneficiaries

—

Total drug cost

$1.0M

Distinct drugs

Brand share

73.1%

Top prescribed drugs

Fluticasone/Umeclidin/Vilanter375 claims

Albuterol Sulfate255 claims

Montelukast Sodium147 claims

Fluticasone Propion/Salmeterol129 claims

Fluticasone/Vilanterol105 claims

QUALITY · MIPS · 2024

Final MIPS score

92.0

Quality

84.7

Cost

79.2

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.72%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$101

Payment records

By payment type

Food and Beverage$101

Top paying entities

Food and Beverage$101

REFERRAL NETWORK

Where Marwan Mouammar'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). 11 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Nicholas Calley Diagnostic Radiology · Portland, OR	36	118
Robert Israel Diagnostic Radiology · Portland, OR	33	120
Brant Wommack Diagnostic Radiology · Bend, OR	31	158
Mark Hart Cardiology · Portland, OR	28	92
Andrew Uri Pulmonary Disease · Portland, OR	27	133
Vanessa Peterson Sleep Medicine · Portland, OR	26	52
American Medical Response Northwest Inc Ambulance Service Provider · Portland, OR	19	47
Jed Peterson Diagnostic Radiology · Portland, OR	16	72
PROVIDENCE HEALTH & SERVICES OREGON	12	40
GILES, DONALD	11	22
Thomas Molloy Thoracic Surgery · Portland, OR	11	55

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