What is Jonathan Tlachac's specialty?

Jonathan Tlachac (NPI 1629204078) is a Medicare-billing provider whose primary specialty is Anesthesiology in Grafton, WI.

Where does Jonathan Tlachac practice?

Jonathan Tlachac practices in Grafton, WI, based on the location reported in the CMS Medicare provider datasets for NPI 1629204078.

How much does Medicare pay Jonathan Tlachac?

Jonathan Tlachac (NPI 1629204078) received approximately $13K in total Medicare Part B payments, serving 108 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1629204078

Jonathan TlachacMD

PRACTICEAURORA MEDICAL CENTER GRAFTONSee all providers at this practice →

AnesthesiologyGrafton, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$1K

Peer benchmark

Total Medicare services vs. 863 Anesthesiology providers in WI — below median (cohort median 157).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

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 Jonathan Tlachac'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). 17 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
FROEDTERT MEMORIAL LUTHERAN HOSPITAL, INC.	182	583
Robert Schlosser Anesthesiology · Grafton, WI	33	53
Evgueni Fayn Clinical Cardiac Electrophysiology · Milwaukee, WI	28	39
MALMSTEN, CATHARINE	23	34
Rajeev Mannem Radiation Oncology · Milwaukee, WI	22	38
Melissa Dubois Diagnostic Radiology · Milwaukee, WI	19	28
Dhiraj Baruah Diagnostic Radiology · Ardmore, PA	19	28
BEHMARAM, BEHNAZ	17	20
Steven Grindel Orthopedic Surgery · Milwaukee, WI	17	67
Kaushik Shahir Diagnostic Radiology · Milwaukee, WI	17	21
Byung-Il Choi Cardiology · Milwaukee, WI	17	22
Shalini Sharma Anesthesiology · Wauwatosa, WI	16	31

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