PROVIDER PROFILE · NPI 1710960398

Doreen BrettlerM.D.

PRACTICEUMMHCSee all providers at this practice →

Hematology-OncologyWorcester, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

485

Unique beneficiaries

—

Total services

771

Distinct HCPCS

Medicare payment

$56K

Peer benchmark

Total Medicare services vs. 360 Hematology-Oncology providers in MA — above median (cohort median 624).

PRESCRIBING · PART D · 2024

Total Rx claims

473

Beneficiaries

—

Total drug cost

$2.7M

Distinct drugs

Brand share

57.9%

Top prescribed drugs

Hydroxyurea60 claims

Prednisone51 claims

Ruxolitinib Phosphate40 claims

Sulfamethoxazole/Trimethoprim32 claims

Avatrombopag Maleate28 claims

QUALITY · MIPS · 2024

Final MIPS score

100.0

Quality

83.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

1.05%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$114

Payment records

By payment type

Food and Beverage$114

REFERRAL NETWORK

Where Doreen Brettler'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). 36 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
DESAI, CHARU	73	205
Quest Diagnostics Massachusetts Llc Clinical Laboratory · Marlborough, MA	71	237
NPI 1104881671	48	133
Eric Schmidlin Diagnostic Radiology · Worcester, MA	36	91
Gerard Aurigemma Cardiology · Worcester, MA	33	59
William Walsh Hematology-Oncology · Worcester, MA	25	68
Andrew Chen Diagnostic Radiology · Worcester, MA	24	41
DAIGNAULT, CORY	22	43
Jan Cerny Hematology-Oncology · Worcester, MA	21	151
RAFATZAND, KHASHAYAR	19	40
YU, HONGBO	19	63
Eric Iida Nephrology · Worcester, MA	18	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