What is Marisa Sandera's specialty?

Marisa Sandera (NPI 1508828971) is a Medicare-billing provider whose primary specialty is Medical Oncology in Boerne, TX.

Where does Marisa Sandera practice?

Marisa Sandera practices in Boerne, TX, based on the location reported in the CMS Medicare provider datasets for NPI 1508828971.

How much does Medicare pay Marisa Sandera?

Marisa Sandera (NPI 1508828971) received approximately $918K in total Medicare Part B payments, serving 513 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1508828971

Marisa SanderaM.D.

Medical OncologyBoerne, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,502

Unique beneficiaries

—

Total services

13,124

Distinct HCPCS

Medicare payment

$306K

Peer benchmark

Total Medicare services vs. 393 Medical Oncology providers in TX — above median (cohort median 4,999).

PRESCRIBING · PART D · 2024

Total Rx claims

942

Beneficiaries

—

Total drug cost

$1.6M

Distinct drugs

Brand share

17.4%

Top prescribed drugs

Tamoxifen Citrate314 claims

Letrozole122 claims

Exemestane111 claims

Anastrozole81 claims

Lenalidomide34 claims

QUALITY · MIPS · 2024

Final MIPS score

82.7

Quality

62.0

Cost

84.4

Improvement activities

40.0

Promoting interop.

90.0

Payment adjustment

0.32%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$4K

Payment records

138

By payment type

Food and Beverage$3K

Consulting Fee$450

Education$12

Top paying entities

Food and Beverage$3K

Consulting Fee$450

Education$12

REFERRAL NETWORK

Where Marisa Sandera'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
METHODIST HEALTHCARE SYSTEM OF SAN ANTONIO, LTD., L.L.P.	59	276
Michael Orsi Diagnostic Radiology · San Antonio, TX	30	115
Clinical Pathology Laboratories, Inc. Clinical Laboratory · Austin, TX	29	116
Ariel Kruger Diagnostic Radiology · San Antonio, TX	26	138
Jorge Velez Diagnostic Radiology · San Antonio, TX	18	112
Travis Lyons Diagnostic Radiology · San Antonio, TX	14	61
Kenneth Sandoval Diagnostic Radiology · San Antonio, TX	14	31
Jose Arbona Diagnostic Radiology · San Antonio, TX	13	44
Ezequiel Silva Diagnostic Radiology · San Antonio, TX	12	64
City Of San Antonio Texas Ambulance Service Provider · San Antonio, TX	12	17
Aria Dayani Internal Medicine · Bulverde, TX	12	83
Gcsa Ambulatory Surgery Center, Llc Ambulatory Surgical Center · San Antonio, TX	11	34

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