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Nowarat Songsiridej, MD

NPI 1346321429ActiveIndividual· Internal Medicine, Rheumatology· Bismarck, ND

Internal Medicine, Rheumatology (MD) with Sanford Bismarck, practicing in Bismarck, North Dakota. Their prescriptions cost Medicare Part D more than their services did: $330,751 for 1,549 claims, against $25,071 paid for services in 2024. Amgen Inc. was the largest of 2 companies reporting payments in 2025, $48.16 in all, mostly food and beverage. Lists Garrison Memorial Hospital and 4 other hospitals as hospital affiliations.

Overview

NPI1346321429
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedOct 17, 2006
Last updated in NPPESFeb 21, 2023
Certified by providerFeb 21, 2023

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Rheumatology Primary207RR0500X5975ND

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 - Rheumatology (ND)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients165
Services billed413 across 10 procedure codes
Paid by Medicare$25,071

Part D prescriptions in 2024

Prescriptions (claims)1,549 · 3,369 30-day fills
Patients205
Total drug cost$330,751
Generic share93% of claims

Medicare sources and data years

Education and affiliations

Graduation year1978
Medicare specialtyRheumatology
Secondary specialtiesInternal Medicine
TelehealthOffers telehealth

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$48.16 · 3 payments from 2 companies
  • 2024$136.42 · 3 payments from 2 companies

Top paying companies in 2025

CompanyAmountPayments
Amgen Inc.$33.842
Alnylam Pharmaceuticals Inc.$14.321

What the 2025 payments were for

  • Food and Beverage$48.16 · 3 payments

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

Other rheumatologists in Bismarck

All rheumatologists in North Dakota