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Mark S. Sutton, M.D.

NPI 1003841248ActiveIndividual· Dermatology· Barstow, CA

Dermatology (M.D.) in Barstow, California, trained at Loma Linda University School of Medicine (class of 1990). 412 Medicare patients in 2024, $1,531,701 paid; nearly all of their 355 Part D prescriptions were generic (93%). Leo Pharma Inc. was the largest of 17 companies reporting payments in 2025, $1,633 in all, mostly food and beverage.

Overview

NPI1003841248
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedJul 12, 2006
Last updated in NPPESDec 19, 2024
Certified by providerDec 19, 2024

Specialties and licenses

TaxonomyCodeLicenseState
Dermatology Primary207N00000XG27354CA
Family Medicine207Q00000XG72354CA

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Oct 9, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 4, 2026No match—
New York OMIG · Nov 4, 2026No match—
Ohio Medicaid · Nov 4, 2026No match—
Pennsylvania Medicheck · Nov 4, 2026No match—
Washington HCA · Nov 4, 2026No match—

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

Medicare

Enrollment (PECOS)Enrolled Practitioner - Family Practice (CA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients412
Services billed8,418 across 74 procedure codes
Paid by Medicare$1,531,701

Part D prescriptions in 2024

Prescriptions (claims)355 · 385 30-day fills
Patients147
Total drug cost$107,304
Generic share93% of claims

Medicare sources and data years

Education and affiliations

Medical schoolLoma Linda University School of Medicine
Graduation year1990
Medicare specialtyFamily Practice

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$1,633 · 64 payments from 17 companies
  • 2024$1,335 · 55 payments from 15 companies

Top paying companies in 2025

CompanyAmountPayments
Leo Pharma Inc.$407.6818
Galderma Laboratories, L.P.$239.2815
Biofrontera Inc.$172.953
Stimlabs LLC$124.052
Genzyme Corporation$118.743

What the 2025 payments were for

  • Food and Beverage$1,561 · 63 payments
  • Education$72.00 · 1 payment

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

Other Dermatology providers in Barstow

All Dermatology providers in California →