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Abhinav Kumar Tiwary, M.D

NPI 1801191366ActiveIndividual· Internal Medicine, Nephrology· Springfield, MA

Internal Medicine, Nephrology (M.D) with Lahey Clinic Inc, practicing in Springfield, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $275,067 for 4,432 claims, against $133,044 paid for services in 2024. Travere Therapeutics, Inc. reported $3.32 in payments in 2025, mostly education. Lists Anna Jaques Hospital and 4 other hospitals as hospital affiliations.

Overview

NPI1801191366
StatusActive
Entity typeIndividual
CredentialM.D
Sole proprietorNo
NPI issuedJan 14, 2011
Last updated in NPPESAug 6, 2020
Certified by providerAug 6, 2020

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Nephrology Primary207RN0300X267105MA
Internal Medicine, Nephrology207RN0300XMD60904619WA

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 - Nephrology (MA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients758
Services billed1,853 across 23 procedure codes
Paid by Medicare$133,044

Part D prescriptions in 2024

Prescriptions (claims)4,432 · 11,433 30-day fills
Patients667
Total drug cost$275,067
Generic share95% of claims

Medicare sources and data years

Education and affiliations

Graduation year2005
Medicare specialtyNephrology
TelehealthOffers telehealth

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$3.32 · 2 payments from 1 company
  • 2024$800.30 · 5 payments from 3 companies

Top paying companies in 2025

CompanyAmountPayments
Travere Therapeutics, Inc.$3.322

What the 2025 payments were for

  • Education$3.32 · 2 payments

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

Other nephrologists in Springfield

All 25 nephrologists in Springfield · All nephrologists in Massachusetts