What is Marc Shalaby's specialty?

Marc Shalaby (NPI 1780613323) is a Medicare-billing provider whose primary specialty is Internal Medicine in Philadelphia, PA.

Where does Marc Shalaby practice?

Marc Shalaby practices in Philadelphia, PA, based on the location reported in the CMS Medicare provider datasets for NPI 1780613323.

How much does Medicare pay Marc Shalaby?

Marc Shalaby (NPI 1780613323) received approximately $25K in total Medicare Part B payments, serving 130 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1780613323

Marc ShalabyMD

Internal MedicinePhiladelphia, PAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

219

Unique beneficiaries

—

Total services

290

Distinct HCPCS

Medicare payment

$16K

Peer benchmark

Total Medicare services vs. 4,434 Internal Medicine providers in PA — below median (cohort median 550).

PRESCRIBING · PART D · 2024

Total Rx claims

1,003

Beneficiaries

—

Total drug cost

$65K

Distinct drugs

Brand share

16.7%

Top prescribed drugs

Atorvastatin Calcium147 claims

Amlodipine Besylate96 claims

Levothyroxine Sodium58 claims

Rosuvastatin Calcium53 claims

Metformin Hcl51 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Marc Shalaby'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
PRESBYTERIAN MEDICAL CENTER OF THE UNIVERSITY OF PENNSYLVANIA HEALTH S	259	1,181
Seth Glick Diagnostic Radiology · Philadelphia, PA	48	109
Patricia Bomalaski Nurse Practitioner · Philadelphia, PA	39	86
City Of Philadelphia Ambulance Service Provider · Philadelphia, PA	32	73
Aba Barden-Maja Hospitalist · Philadelphia, PA	31	47
Robin Canada Internal Medicine · Philadelphia, PA	31	50
Anita Lee Internal Medicine · Philadelphia, PA	29	51
Matthew Rusk Internal Medicine · Philadelphia, PA	25	61
Eduardo Mortani Barbosa Diagnostic Radiology · Philadelphia, PA	13	23
Susan Roth Diagnostic Radiology · Philadelphia, PA	12	19
Neil Levin Cardiology · Philadelphia, PA	11	21

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