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Andrew Carl Dreyer, D.D.S.

NPI 1427279082ActiveIndividual· Dentist, Periodontics· Bakersfield, CA

Dentist, Periodontics (D.D.S.) in Bakersfield, California, licensed in CA and NE, with an NPI issued in May 2007. Part D covered 467 prescriptions written in 2024, 99% of them generic. Biohorizons Implant Systems Inc. was the largest of 2 companies reporting payments in 2025, $2,961 in all, mostly travel and lodging.

Overview

NPI1427279082
StatusActive
Entity typeIndividual
CredentialD.D.S.
Sole proprietorYes
NPI issuedMay 1, 2007
Last updated in NPPESJun 7, 2010

Specialties and licenses

TaxonomyCodeLicenseState
Dentist, Periodontics Primary1223P0300X59127CA
Dentist, Periodontics1223P0300X6430NE

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)Not in the public enrollment file of Oct 1, 2026

Part D prescriptions in 2024

Prescriptions (claims)467 · 468 30-day fills
Patients224
Total drug cost$2,297
Generic share99% of claims

Medicare sources and data years

Industry payments (Open Payments)

  • 2025$2,961 · 13 payments from 2 companies
  • 2024$60.16 · 2 payments from 2 companies

Top paying companies in 2025

CompanyAmountPayments
Biohorizons Implant Systems Inc.$2,90911
Straumann USA LLC$51.442

What the 2025 payments were for

  • Travel and Lodging$2,724 · 7 payments
  • Food and Beverage$236.65 · 6 payments

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

Other periodontists in Bakersfield

All periodontists in California