What is Gabriel Mannis's specialty?

Gabriel Mannis (NPI 1881929347) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in Stanford, CA.

Where does Gabriel Mannis practice?

Gabriel Mannis practices in Stanford, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1881929347.

How much does Medicare pay Gabriel Mannis?

Gabriel Mannis (NPI 1881929347) received approximately $84K in total Medicare Part B payments, serving 132 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1881929347

Gabriel MannisMD

PRACTICESTANFORD HEALTH CARESee all providers at this practice →

Hematology-OncologyStanford, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

276

Unique beneficiaries

—

Total services

696

Distinct HCPCS

Medicare payment

$84K

Peer benchmark

Total Medicare services vs. 957 Hematology-Oncology providers in CA — bottom quintile (cohort median 4,173).

PRESCRIBING · PART D · 2024

Total Rx claims

126

Beneficiaries

—

Total drug cost

$1.5M

Distinct drugs

Brand share

91.3%

Top prescribed drugs

Venetoclax57 claims

Decitabine/Cedazuridine18 claims

Ivosidenib18 claims

Allopurinol11 claims

Isavuconazonium Sulfate11 claims

QUALITY · MIPS · 2024

Final MIPS score

88.5

Quality

87.1

Cost

69.5

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.57%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$29K

Payment records

By payment type

Consulting Fee$24K

Travel and Lodging$3K

Food and Beverage$1K

Top paying entities

Consulting Fee$24K

Travel and Lodging$3K

Food and Beverage$1K

REFERRAL NETWORK

Where Gabriel Mannis'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). 4 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Theodore Kurtz Pathology · San Francisco, CA	32	275
William Karlon Hematology · San Francisco, CA	22	101
Gordon Fung Cardiology · San Francisco, CA	14	61
Lawrence Kaplan Hematology-Oncology · San Francisco, CA	14	102

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