What is Mary Lee Villanueva's specialty?

Mary Lee Villanueva (NPI 1699857821) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in Yankton, SD.

Where does Mary Lee Villanueva practice?

Mary Lee Villanueva practices in Yankton, SD, based on the location reported in the CMS Medicare provider datasets for NPI 1699857821.

How much does Medicare pay Mary Lee Villanueva?

Mary Lee Villanueva (NPI 1699857821) received approximately $4.2M in total Medicare Part B payments, serving 409 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1699857821

Mary Lee VillanuevaMD

PRACTICEYANKTON MEDICAL CLINIC PCSee all providers at this practice →

Hematology-OncologyYankton, SDI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,602

Unique beneficiaries

—

Total services

131,409

Distinct HCPCS

Medicare payment

$1.9M

Peer benchmark

Total Medicare services vs. 23 Hematology-Oncology providers in SD — top quintile (cohort median 1,465).

PRESCRIBING · PART D · 2024

Total Rx claims

422

Beneficiaries

—

Total drug cost

$730K

Distinct drugs

Brand share

13.5%

Top prescribed drugs

Anastrozole96 claims

Letrozole91 claims

Levothyroxine Sodium27 claims

Prednisone22 claims

Omeprazole18 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$78

Payment records

By payment type

Food and Beverage$78

Top paying entities

Food and Beverage$78

REFERRAL NETWORK

Where Mary Lee Villanueva'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). 16 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Ralph Tullo Diagnostic Radiology · Lake Mary, FL	48	268
Will Eidsness Diagnostic Radiology · Yankton, SD	37	127
Gregory Taylor Diagnostic Radiology · Saint Paul, MN	32	153
Richard Strom Pathology · Yankton, SD	31	96
Michael Peterson Radiation Oncology · Yankton, SD	21	509
Susan Fanta Internal Medicine · Yankton, SD	21	200
Willard Hurley Cardiology · Yankton, SD	20	166
Timothy Irwin Cardiology · Yankton, SD	17	122
Daniel Megard Internal Medicine · Yankton, SD	15	235
Yankton Medical Clinic Pc Clinical Laboratory · Yankton, SD	14	47
Robert Faulk Diagnostic Radiology · Lavista, NE	13	29
Byron Nielsen Nephrology · Yankton, SD	13	152

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