What is Sherif Shamaa's specialty?

Sherif Shamaa (NPI 1669438719) is a Medicare-billing provider whose primary specialty is Emergency Medicine in San Antonio, TX.

Where does Sherif Shamaa practice?

Sherif Shamaa practices in San Antonio, TX, based on the location reported in the CMS Medicare provider datasets for NPI 1669438719.

How much does Medicare pay Sherif Shamaa?

Sherif Shamaa (NPI 1669438719) received approximately $62K in total Medicare Part B payments, serving 435 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1669438719

Sherif ShamaaM.D.

Emergency MedicineSan Antonio, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

669

Unique beneficiaries

—

Total services

712

Distinct HCPCS

Medicare payment

$59K

Peer benchmark

Total Medicare services vs. 3,447 Emergency Medicine providers in TX — top quintile (cohort median 308).

PRESCRIBING · PART D · 2024

Total Rx claims

424

Beneficiaries

—

Total drug cost

$3K

Distinct drugs

Brand share

21.9%

Top prescribed drugs

Ibuprofen100 claims

Prednisone40 claims

Cefuroxime Axetil39 claims

Meloxicam30 claims

Cyclobenzaprine Hcl28 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 Sherif Shamaa'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). 23 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CHRISTUS SPOHN HEALTH SYSTEM CORPORATION	293	707
Thomas Ertzner Diagnostic Radiology · Corpus Christi, TX	73	145
GUTIERREZ QUEHL, CARLOS	52	92
Joseph Larakers Family Practice · Beeville, TX	51	158
Marissa Villarreal Physician Assistant · Beeville, TX	43	60
Kenneth Vanexan Diagnostic Radiology · Corpus Christi, TX	39	82
Freedom Ambulance Llc Ambulance Service Provider · Beeville, TX	30	63
Jason Barnes Family Practice · Corpus Christi, TX	21	45
David Saldana Diagnostic Radiology · Corpus Christi, TX	20	37
Francisco Calica Family Practice · Beeville, TX	18	55
Ann Cox Diagnostic Radiology · Corpus Christi, TX	18	34
HIDALGO COUNTY EMERGENCY SERVICE FOUNDATION	17	31

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