PROVIDER PROFILE · NPI 1871581934

John ZazaianDO

PRACTICEMICHIGAN INTERNAL MEDICINE ASSOCIATES,P.C.See all providers at this practice →

Internal MedicineWaterford, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

886

Unique beneficiaries

—

Total services

1,478

Distinct HCPCS

Medicare payment

$94K

Peer benchmark

Total Medicare services vs. 3,459 Internal Medicine providers in MI — top quintile (cohort median 549).

PRESCRIBING · PART D · 2024

Total Rx claims

4,004

Beneficiaries

—

Total drug cost

$478K

Distinct drugs

Brand share

24.6%

Top prescribed drugs

Amlodipine Besylate288 claims

Atorvastatin Calcium285 claims

Lisinopril201 claims

Metoprolol Succinate132 claims

Levothyroxine Sodium128 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$121

Payment records

By payment type

Food and Beverage$121

REFERRAL NETWORK

Where John Zazaian'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). 144 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MCLAREN OAKLAND	848	2,275
PRIME HEALTHCARE SERVICES - GARDEN CITY LLC	330	842
David Minter Emergency Medicine · Pontiac, MI	154	314
Jehan Barbat Diagnostic Radiology · Garden City, MI	151	480
Leonard Salvia Cardiology · Waterford, MI	146	356
Tejas Dalal Diagnostic Radiology · Mount Clemens, MI	140	341
Hassan Almaat Psychiatry · Lapeer, MI	140	395
Jeremy Kendra Diagnostic Radiology · Mount Clemens, MI	131	252
Fadi Salloum Internal Medicine · Pontiac, MI	125	351
ST JOSEPH MERCY HOSPITAL-SMHC	122	380
Keith Atkinson Cardiology · Waterford, MI	122	325
Creagh Milford Cardiology · Waterford, MI	119	307

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