What is Vivian Stone's specialty?

Vivian Stone (NPI 1649432535) is a Medicare-billing provider whose primary specialty is Rheumatology in Seattle, WA.

Where does Vivian Stone practice?

Vivian Stone practices in Seattle, WA, based on the location reported in the CMS Medicare provider datasets for NPI 1649432535.

How much does Medicare pay Vivian Stone?

Vivian Stone (NPI 1649432535) received approximately $103K in total Medicare Part B payments, serving 345 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1649432535

Vivian StoneM.D.

RheumatologySeattle, WAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,072

Unique beneficiaries

—

Total services

1,964

Distinct HCPCS

Medicare payment

$96K

Peer benchmark

Total Medicare services vs. 114 Rheumatology providers in WA — above median (cohort median 1,552).

PRESCRIBING · PART D · 2024

Total Rx claims

3,378

Beneficiaries

—

Total drug cost

$3.4M

Distinct drugs

Brand share

29.5%

Top prescribed drugs

Hydroxychloroquine Sulfate738 claims

Prednisone387 claims

Methotrexate Sodium375 claims

Leflunomide145 claims

Alendronate Sodium130 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$125

Payment records

By payment type

Food and Beverage$125

Top paying entities

Food and Beverage$125

REFERRAL NETWORK

Where Vivian Stone'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). 19 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
KING COUNTY PUBLIC HOSPITAL DISTRICT NO. 2	23	142
Marc Lacrampe Diagnostic Radiology · Seattle, WA	17	53
YAKIMA VALLEY MEMORIAL HOSPITAL ASSOCIATION	16	89
Neal Conti Diagnostic Radiology · Seattle, WA	15	49
Jennifer Kohr Diagnostic Radiology · Seattle, WA	15	51
Dick Hwang Pathology · Seattle, WA	15	37
Christopher Fellows Clinical Cardiac Electrophysiology · Seattle, WA	13	53
Anna Venneman Pathology · Columbia, MO	13	49
MCCORMICK, MATTHEW	13	51
HARTZOG, GRADY	12	34
Kori Dewing Nurse Practitioner · Seattle, WA	12	79
Sara Weiss Advanced Heart Failure and Transplant Cardiology · Seattle, WA	12	64

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