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Robert Bryan Chambliss Jr., MD

NPI 1780611202ActiveIndividual· Psychiatry & Neurology, Psychiatry· Philadelphia, PA

Psychiatry & Neurology, Psychiatry (MD) in Philadelphia, Pennsylvania, trained at Vanderbilt University School of Medicine (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $1,412,099 for 10,211 claims, against $125,529 paid for services in 2024. Janssen Pharmaceuticals, Inc was the largest of 15 companies reporting payments in 2025, $1,293 in all, mostly food and beverage.

Overview

NPI1780611202
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedJun 28, 2006
Last updated in NPPESAug 16, 2007

Specialties and licenses

TaxonomyCodeLicenseState
Psychiatry & Neurology, Psychiatry Primary2084P0800XMD062386LPA

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 - Psychiatry (PA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients141
Services billed1,467 across 11 procedure codes
Paid by Medicare$125,529

Part D prescriptions in 2024

Prescriptions (claims)10,211 · 10,807 30-day fills
Patients237
Total drug cost$1,412,099
Generic share93% of claims

Medicare sources and data years

Education and affiliations

Medical schoolVanderbilt University School of Medicine
Graduation year1992
Medicare specialtyPsychiatry
TelehealthOffers telehealth

Medical group

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$1,293 · 46 payments from 15 companies
  • 2024$729.43 · 40 payments from 10 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$1,112 · 44 payments
  • Education$180.99 · 2 payments

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

Other psychiatrists in Philadelphia

All 779 psychiatrists in Philadelphia · All psychiatrists in Pennsylvania