3 Locations to better serve you. Urgent Care & Same Day Appointments  
 

Take control of your health through prevention
In compliance with current CDC & WHO guidance all staff, patients, and visitors will be REQUIRED to wear face covers in our office. Only 1 family member per patient will be allowed in exam rooms. NO EXEMPTIONS!!!

Please help us keep you and us safe

Dr. Mary Tilak
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COMMUNITY HOSPITAL OUTPATIENT CENTERS HOURS 8:00-5:00
Community Diagnostic Center
  • 10020 Donald S. Powers Drive, Munster, IN
  • 219-836-4599
Community Hospital   
  • 901 MacArthur Blvd., Munster, IN
  • 219-836-1600
Community Hospital Outpatient Center, Schererville
  • CLOSED
Community Hospital Outpatient Center, St. John
  • 9660 Wicker Ave. St. John, IN
  • 219-365-1166
Portage Health Center
  • 3545 Arbors Blvd., Portage, IN
  • 219-947-6729
St. Catherine Hospital
  • 4321 Fir St., East Chicago, IN
  • 219-392-1700
St. Mary Medical Center
  • 1500 S. Lake Park Ave., Hobart, IN
  • 219-942-0551
Valparaiso Health Center
  • 3800 St. Mary Dr., Valparaiso, IN
  • 219-286-3700
Winfield Family Health Center
  • 10607 Randolph St, Crown Point, IN
  • 219-226-1080
 

QUEST DIAGNOSTICS
Quest Diagnostics, Crown Point
  • 119 E 93rd Ave, Crown Point, IN
  • 219-246-8696
  • Fax: 219-794-1171
  • Hours: M-F 6:30AM – 3:30PM
  • VIP Hour 6:30AM-7:30AM – reserved for 60+ or high risk patients
Quest Diagnostics, Lansing
  • 17665 Torrence Ave, Lansing, IL
  • 708-315-8951
  • Fax: 708-474-8328
  • Hours: M-F 7AM-12PM, 12:30PM-3PM

 
LABCORP
LabCorp Merrillville
  • 387 East 84th Dr., Merrillville, IN
  • Hours: M-F 8AM-4:30PM Lunch: 12-1PM, Sat: 8AM-12PM
  • 219-769-4524
  • Fax: 219-756-0573
LabCorp Crown Point
  • 9150 E. 109th Ave Ste C-1, Crown Point, IN
  • Hours: M-F 8AM-4:30PM, Lunch 12-1PM
  • 219-988-2348
  • Fax: 219-988-2345
 
LabCorp Valparaiso
  • 85 E. US Hwy 6, Ste 330, Valparaiso IN
  • Hours: M, Tu, Th: 7AM-6:30PM, W,F: 7AM-5:30PM
  • 219-548-1612
  • Fax: 219-926-1297

  • 880 Eastport Center, 2nd Floor, Valparaiso, IN
  • Hours: M-F 8AM-4:30PM, Lunch 12PM-1PM, Sat 8AM-12PM
  • 219-462-0157 
  • Fax: 219-464-4926


ALVERNO LABS    PHONE: 800-937-5521
 Lake Ridge Medical Center Alverno Clinical Laboratory
  • 24 N. Main St., Crown Point, IN
Hammond Clinic Specialty Center Franciscan Physician Network Dyer Family Health Center Franciscan Omni Health & Fitness North Medical Center
Here at Dr. Mary Tilak, PC we believe that healthy families make happy communities.

We are driven by the mission to enhance your healthcare experience through innovation and empathetic engagement with "Team Tilak."

Your partnership with our team is our privilege and we look forward to supporting your efforts in preventing and managing obesity and other chronic diseases like diabetes, kidney and heart disease through being the quarterback in your healthcare journey. 

We look forward to seeing you.
​Stay well!


Patient Experience Survey
We mean it when we say your opinion matters. Help us improve by taking a short survey.  Make sure to follow the directions because we give prizes away for your time.
Meet our Team
We work together to bring the most innovative and streamlined care to you and our patients. Read more about our team members backgrounds, education, and passions. 
Patient Portal
Our easy and efficient portal helps you
  • schedule and cancel appointments
  • request  medication refills
  • directly message our staff and receive messages in return (non urgent messages)
  • review your visit summarys
  • view statements
  • update medical history
  • Engage through TeleVisits 
Are you new to our team and interested in  making an appointment?
 Are you ready to look at healthcare as a co-production? Click the button below to be taken to our Patient Portal where you can click Pre-Register. Once the information is submitted, a staff member will call you to schedule your first appointment. Please click the button below
Patient Paperwork
It is our mission to enhance patient safety in all parts of our communication. This includes updating information yearly for new and existing patients. Print out the necessary paperwork, complete it at your leisure, and bring it at your next appointment.