What is Ronald Zegerius's specialty?

Ronald Zegerius (NPI 1629053368) is a Medicare-billing provider whose primary specialty is Internal Medicine in Kalamazoo, MI.

Where does Ronald Zegerius practice?

Ronald Zegerius practices in Kalamazoo, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1629053368.

How much does Medicare pay Ronald Zegerius?

Medicare Part B utilization, prescribing (Part D), MIPS quality scores, and industry payments for Ronald Zegerius (NPI 1629053368) are detailed on this CareTrace profile.

PROVIDER PROFILE · NPI 1629053368

Ronald Zegerius

PRACTICEHEALTHCARE MIDWEST PCSee all providers at this practice →

Internal MedicineKalamazoo, MII

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

679

Beneficiaries

—

Total drug cost

$160K

Distinct drugs

Brand share

27.0%

Top prescribed drugs

Metoprolol Succinate86 claims

Apixaban81 claims

Metoprolol Tartrate55 claims

Atorvastatin Calcium44 claims

Losartan Potassium41 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Ronald Zegerius'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). 67 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
BEACON MEDICAL GROUP MICHIGAN INC	109	368
Anthony King Internal Medicine · Kalamazoo, MI	94	247
ELLA E M BROWN CHARITABLE CIRCLE	74	259
Michael Todd Diagnostic Radiology · Ann Arbor, MI	69	108
Nora Dajani Diagnostic Radiology · York, PA	67	99
Gregorio Tan Cardiology · Kalamazoo, MI	65	166
Stephen Brown Diagnostic Radiology · Kalamazoo, MI	58	111
BRONSON BATTLE CREEK HOSPITAL	55	144
BRONSON SOUTH HAVEN HOSPITAL	52	384
Shweta Aggarwal Cardiology · Wormleysburg, PA	49	131
COLOMA EMERGENCY AMBULANCE, INC.	44	67
Daniel Bozarth Diagnostic Radiology · Spartanburg, SC	37	62

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