PROVIDER PROFILE · NPI 1396943635

Roberto Montoya BarrazaMD

Hematology-OncologyRolling Meadows, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,823

Unique beneficiaries

—

Total services

39,256

Distinct HCPCS

Medicare payment

$275K

Peer benchmark

Total Medicare services vs. 444 Hematology-Oncology providers in IL — top quintile (cohort median 1,266).

PRESCRIBING · PART D · 2024

Total Rx claims

909

Beneficiaries

—

Total drug cost

$1.9M

Distinct drugs

Brand share

27.3%

Top prescribed drugs

Anastrozole179 claims

Apixaban73 claims

Rivaroxaban71 claims

Hydroxyurea66 claims

Acyclovir65 claims

QUALITY · MIPS · 2024

Final MIPS score

0.0

Quality

0.0

Cost

0.0

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

-9.00%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$9K

Payment records

108

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$4K

Food and Beverage$3K

Consulting Fee$2K

Long term medical supply or device loan$83

REFERRAL NETWORK

Where Roberto Montoya Barraza'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). 12 inbound referrers · 22 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
AURORA MEDICAL CENTER BAY AREA, INC	156	3,403
MALLORY, WILLIAM	65	389
Denise Kennedy Pathology · Green Bay, WI	23	104
Richard Auchter Radiation Oncology · Madison, WI	18	763
David Balison Diagnostic Radiology · Green Bay, WI	16	52
AURORA MEDICAL CENTER BAY AREA, INC	14	34
Richard Stein Emergency Medicine · Marinette, WI	14	47
Pawneet Singh Family Practice · Crivitz, WI	13	72
Yasser Salem Cardiology · Marinette, WI	13	49
Mary Gatzke Nurse Practitioner · Watertown, WI	12	68
NORTHREACH HEALTHCARE, LLC	12	36
Brian Bozelka Ophthalmology · Marinette, WI	11	48

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
AURORA MEDICAL CENTER BAY AREA, INC	100	2,038
MALLORY, WILLIAM	51	253
Shadi Hamdan Hematology-Oncology · Marinette, WI	42	933
Joshua Riebe Diagnostic Radiology · Green Bay, WI	35	184
Denise Kennedy Pathology · Green Bay, WI	21	90
Gian Daroach Internal Medicine · Marinette, WI	19	192
Richard Auchter Radiation Oncology · Madison, WI	18	792
Edgar Massabni Interventional Cardiology · Marinette, WI	17	73
DAVISON, ROBERT	17	58
MANTEI, ELWYN	15	139
Michael Karkkainen General Surgery · Marinette, WI	15	133
BELLIN MEMORIAL HOSPITAL INC.	15	52

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