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Adam Ching Tanaka, MD, MPH, MS

NPI 1902434244ActiveIndividual· Ophthalmology· Mission Hills, CA

Ophthalmology (MD, MPH, MS) in Mission Hills, California, trained at Tufts University School of Medicine (class of 2020). In 2024 Medicare paid $8,326 for 69 patients, and Part D covered 161 of their prescriptions, 68% of them generic. Bausch & Lomb Americas Inc. was the largest of 4 companies reporting payments in 2025, $294.32 in all, mostly food and beverage.

Overview

NPI1902434244
StatusActive
Entity typeIndividual
CredentialMD, MPH, MS
Sole proprietorNo
NPI issuedMar 31, 2020
Last updated in NPPESAug 14, 2025
Certified by providerAug 14, 2025

Specialties and licenses

TaxonomyCodeLicenseState
Ophthalmology Primary207W00000XA194255CA
Ophthalmology, Glaucoma Specialist207WX0009XA194255CA

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 - Ophthalmology (CA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients69
Services billed104 across 12 procedure codes
Paid by Medicare$8,326

Part D prescriptions in 2024

Prescriptions (claims)161 · 281 30-day fills
Patients62
Total drug cost$10,382
Generic share68% of claims

Medicare sources and data years

Education and affiliations

Medical schoolTufts University School of Medicine
Graduation year2020
Medicare specialtyOphthalmology

Medical group

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$294.32 · 5 payments from 4 companies
  • 2024$774.46 · 15 payments from 2 companies

Top paying companies in 2025

CompanyAmountPayments
Bausch & Lomb Americas Inc.$120.981
Abbvie Inc.$110.812
Depuy Synthes Sales Inc.$33.811
Amgen Inc.$28.721

What the 2025 payments were for

  • Food and Beverage$294.32 · 5 payments

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

Other Ophthalmology providers in Mission Hills

All Ophthalmology providers in California →