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Ronald Douglas Shiell, M.D.

NPI 1285687384ActiveIndividual· Dermatology, MOHS-Micrographic Surgery· Redlands, CA

Dermatology, MOHS-Micrographic Surgery (M.D.) in Redlands, California, trained at University of California, San Francisco School of Medicine (class of 1989). 2,451 Medicare patients in 2024, $2,168,127 paid; nearly all of their 2,128 Part D prescriptions were generic (95%). Sun Pharmaceutical Industries Inc. was the largest of 8 companies reporting payments in 2025, $410.81 in all, mostly food and beverage.

Overview

NPI1285687384
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedMay 18, 2006
Last updated in NPPESMar 16, 2016

Specialties and licenses

TaxonomyCodeLicenseState
Dermatology, MOHS-Micrographic Surgery Primary207ND0101XG70359CA
Dermatology207N00000XG70359CA

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 - Dermatology (AZ); Practitioner - Dermatology (CA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients2,451
Services billed17,850 across 96 procedure codes
Paid by Medicare$2,168,127

Part D prescriptions in 2024

Prescriptions (claims)2,128 · 2,319 30-day fills
Patients740
Total drug cost$819,754
Generic share95% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of California, San Francisco School of Medicine
Graduation year1989
Medicare specialtyDermatology

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$410.81 · 15 payments from 8 companies
  • 2024$336.73 · 18 payments from 5 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$410.81 · 15 payments

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

Other Dermatology, MOHS-Micrographic Surgery providers in Redlands

All Dermatology, MOHS-Micrographic Surgery providers in California