PROVIDER PROFILE · NPI 1508818998

John TzagournisM.D.

GastroenterologyColumbus, OHI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

548

Unique beneficiaries

—

Total services

629

Distinct HCPCS

Medicare payment

$45K

Peer benchmark

Total Medicare services vs. 553 Gastroenterology providers in OH — above median (cohort median 554).

PRESCRIBING · PART D · 2024

Total Rx claims

548

Beneficiaries

—

Total drug cost

$136K

Distinct drugs

Brand share

39.6%

Top prescribed drugs

Pantoprazole Sodium241 claims

Sodium, Potassium,mag Sulfates95 claims

Sodium Chloride/Nahco3/Kcl/Peg63 claims

Mesalamine39 claims

Linaclotide32 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$153

Payment records

By payment type

Food and Beverage$153

REFERRAL NETWORK

Where John Tzagournis'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). 33 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
OHIOHEALTH CORPORATION	180	344
Grant Scope Center, Llc Ambulatory Surgical Center · Columbus, OH	96	240
HAUER, CHRISTOPHER	46	96
OHIO STATE UNIVERSITY HOSPITALS	34	108
FAIRFIELD MEDICAL CENTER	33	135
Gordon Kim Gastroenterology · Columbus, OH	28	46
Adam Tzagournis Gastroenterology · Columbus, OH	23	50
Harlan Meyer Diagnostic Radiology · Columbus, OH	23	40
MAYNARD, PRISCA	22	52
OHIOHEALTH CORPORATION	19	50
Vikram Krishnasetty Diagnostic Radiology · Greensboro, NC	17	26
Andrew Burke Diagnostic Radiology · Lakewood, CO	16	20

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