What is Vivian Oehler's specialty?

Vivian Oehler (NPI 1619198991) is a Medicare-billing provider whose primary specialty is Medical Oncology in Seattle, WA.

Where does Vivian Oehler practice?

Vivian Oehler practices in Seattle, WA, based on the location reported in the CMS Medicare provider datasets for NPI 1619198991.

How much does Medicare pay Vivian Oehler?

Vivian Oehler (NPI 1619198991) received approximately $17K in total Medicare Part B payments, serving 75 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1619198991

Vivian OehlerMD

PRACTICEFRED HUTCHINSON CANCER CENTERSee all providers at this practice →

Medical OncologySeattle, WAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$7K

Peer benchmark

Total Medicare services vs. 101 Medical Oncology providers in WA — bottom quintile (cohort median 475).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$3K

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Hydroxyurea20 claims

Imatinib Mesylate17 claims

QUALITY · MIPS · 2024

Final MIPS score

93.8

Quality

74.6

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.79%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$5K

Payment records

By payment type

Consulting Fee$5K

Food and Beverage$120

Travel and Lodging$38

Top paying entities

Consulting Fee$5K

Food and Beverage$120

Travel and Lodging$38

REFERRAL NETWORK

Where Vivian Oehler's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 5 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
FRED HUTCHINSON CANCER CENTER	45	685
UNIVERSITY OF WASHINGTON	38	155
NPI 1043319023	12	151
Joseph Godwin Diagnostic Radiology · Seattle, WA	12	45
Roland Walter Hematology · Seattle, WA	11	66

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events