What is Bertrand Tuan's specialty?

Bertrand Tuan (NPI 1578632980) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in San Francisco, CA.

Where does Bertrand Tuan practice?

Bertrand Tuan practices in San Francisco, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1578632980.

How much does Medicare pay Bertrand Tuan?

Bertrand Tuan (NPI 1578632980) received approximately $2.9M in total Medicare Part B payments, serving 552 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1578632980

Bertrand TuanM.D.

Hematology-OncologySan Francisco, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,765

Unique beneficiaries

—

Total services

63,098

Distinct HCPCS

Medicare payment

$1.0M

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

1,783

Beneficiaries

—

Total drug cost

$9.3M

Distinct drugs

Brand share

63.4%

Top prescribed drugs

Hydroxyurea142 claims

Darbepoetin Alfa In Polysorbat137 claims

Apixaban122 claims

Acalabrutinib Maleate80 claims

Acyclovir76 claims

QUALITY · MIPS · 2024

Final MIPS score

95.2

Quality

80.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.85%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$2K

Payment records

By payment type

Food and Beverage$2K

Top paying entities

Food and Beverage$2K

REFERRAL NETWORK

Where Bertrand Tuan'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). 13 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
STEVENS, SUSAN	36	136
CARPENTER, HOWARD	35	121
NPI 1275567943	31	153
Ari Baron Hematology-Oncology · San Francisco, CA	27	297
Edward Baker Diagnostic Radiology · San Francisco, CA	24	72
Derk Purcell Diagnostic Radiology · San Francisco, CA	21	68
Brian Bronzo Diagnostic Radiology · San Francisco, CA	18	57
City & County Of San Francisco Ambulance Service Provider · San Francisco, CA	18	62
Myron Marx Diagnostic Radiology · San Francisco, CA	15	29
MOON, KIRK	12	27
NPI 1447682380	12	36
BOWYER, ROBERT	12	37

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