PROVIDER PROFILE · NPI 1639381593

Mark SierraMD

CardiologyWest Branch, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

810

Unique beneficiaries

—

Total services

852

Distinct HCPCS

Medicare payment

$22K

Peer benchmark

Total Medicare services vs. 628 Cardiology providers in MI — below median (cohort median 1,777).

PRESCRIBING · PART D · 2024

Total Rx claims

5,404

Beneficiaries

—

Total drug cost

$825K

Distinct drugs

Brand share

26.7%

Top prescribed drugs

Metoprolol Succinate594 claims

Isosorbide Mononitrate393 claims

Atorvastatin Calcium374 claims

Apixaban357 claims

Furosemide326 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$127

Payment records

By payment type

Food and Beverage$127

REFERRAL NETWORK

Where Mark Sierra'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). 58 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
WEST BRANCH REGIONAL MEDICAL CENTER	846	4,165
David Ternes Cardiology · West Branch, MI	214	524
QUEST DIAGNOSTICS INCORPORATED MI	210	547
Theodore Bash Family Practice · West Branch, MI	137	616
MCLAREN PRIMARY CARE	135	353
BEASLEY, MICHAEL	128	455
WERTZ, THOMAS	94	286
Rasheed Siddiqui Internal Medicine · Standish, MI	92	216
Stephen Mattichak Cardiology · Midland, MI	65	161
Rajesh Mithalal Diagnostic Radiology · Grand Rapids, MI	65	141
Sharon Levandowski Hematology-Oncology · Midland, MI	63	676
Macksood Aftab Diagnostic Radiology · Saginaw, MI	58	101

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