PROVIDER PROFILE · NPI 1629235072

Mariela MaciasMD

PRACTICESHARP HEALTHCARESee all providers at this practice →

Hematology-OncologyChula Vista, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

260

Unique beneficiaries

—

Total services

437

Distinct HCPCS

Medicare payment

$49K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

1,211

Beneficiaries

—

Total drug cost

$5.3M

Distinct drugs

Brand share

35.8%

Top prescribed drugs

Anastrozole150 claims

Tamoxifen Citrate61 claims

Letrozole51 claims

Ondansetron49 claims

Prednisone46 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$187

Payment records

By payment type

Food and Beverage$170

Education$17

REFERRAL NETWORK

Where Mariela Macias'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). 32 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	166	1,498
SHARP CHULA VISTA MEDICAL CENTER	89	673
Trevor Nelson Interventional Radiology · La Jolla, CA	41	238
American Medical Response Ambulance Service, Inc. Ambulance Service Provider · San Diego, CA	39	218
Harold Pimenta Interventional Cardiology · La Jolla, CA	26	299
Kevin Ishioka Diagnostic Radiology · La Jolla, CA	22	108
Carla Stayboldt Pathology · San Diego, CA	21	105
HARRISON, NANCY	21	106
ALKOURAINY, KOUSAY	20	501
MCCREIGHT, PETER	19	81
Joel Sigeti Diagnostic Radiology · San Diego, CA	18	141
Jose Lira Internal Medicine · Chula Vista, CA	17	192

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