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Ramadan Hammoud, M.D.

NPI 1134328719ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Crystal Lake, IL

Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) with United Physicians Care Inc, practicing in Crystal Lake, Illinois. Their prescriptions cost Medicare Part D more than their services did: $170,802 for 310 claims, against $14,871 paid for services in 2024. Novo Nordisk Inc was the largest of 4 companies reporting payments in 2025, $207.12 in all, mostly food and beverage. Lists St Joseph's Hospital of Buckhannon, Inc and 2 other hospitals as hospital affiliations.

Overview

NPI1134328719
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedJul 13, 2007
Last updated in NPPESJan 28, 2025
Certified by providerJan 28, 2025

Specialties and licenses

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Endocrinology (IL); Practitioner - Endocrinology (NC); Practitioner - Endocrinology (WV)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients67
Services billed214 across 11 procedure codes
Paid by Medicare$14,871

Part D prescriptions in 2024

Prescriptions (claims)310 · 606 30-day fills
Patients142
Total drug cost$170,802
Generic share33% of claims

Medicare sources and data years

Education and affiliations

Graduation year2006
Medicare specialtyEndocrinology
TelehealthOffers telehealth

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$207.12 · 7 payments from 4 companies
  • 2024$18.13 · 1 payment from 1 company

Top paying companies in 2025

CompanyAmountPayments
Novo Nordisk Inc$82.814
Dexcom, Inc.$77.241
Xeris Pharmaceuticals, Inc.$24.401
Amgen Inc.$22.671

What the 2025 payments were for

  • Food and Beverage$207.12 · 7 payments

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other endocrinologists in Crystal Lake

All endocrinologists in Illinois