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Saint Luke’s Primary Care–Plaza

4321 Washington St,
Medical Plaza III, Ste 3000
Kansas City, MO 64111

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Saint Luke's now offers online scheduling for doctor's appointments. Find physicians, then book instantly.

Now Treating New Patients

Saint Luke’s Primary Care–Plaza welcomes Benjamin Petelin, D.O. He has a special interest in managing adult chronic conditions, including hypertension, hyperlipidemia, diabetes mellitus, and obesity.

At Saint Luke’s Primary Care–Plaza (formerly Saint Luke's Internal Medicine), all of our physicians are board-certified in internal medicine, a primary care specialty devoted to the diagnosis, management, and treatment of the adult patient. 

Patient-Centered Medical Home (PCMH) sealPatient-centered Medical Home Recognition

Saint Luke’s Primary Care–Plaza is a designated Patient-centered Medical Home. It is a commitment that we will strive to provide you comprehensive care that meets your personal care needs. It is a team-based approach that puts you at the center of how your health care is delivered. Learn more about your Saint Luke's PCMH.


Office Hours
Monday – Friday: 7 a.m. – 5 p.m.

Laboratory Hours
Monday, Wednesday, & Friday: 7 a.m. – 6:30 p.m.
Tuesday & Thursday: 7 a.m. – 7 p.m.

Walk-in Hours
Monday – Friday: 7 a.m. – 7 p.m.
Saturday: 8 a.m. – noon

Note: Phones are answered 8:30 a.m. – 5 p.m. on weekdays.

If you need non-emergent medical care outside of these hours, we offer the following options:

Online Appointments

To schedule an appointment, you may call the office or schedule one after your appointment in person. We also offer online appointments for:


Parking is available in the Medical Plaza complex garage located off Washington Street, near Entrance 3. Complimentary valet services are available outside the Medical Plaza building from 7 a.m. to 5 p.m. 
View map (PDF)

Saint Luke’s Primary Care–Plaza
4321 Washington St
Medical Plaza III, Ste 3000
Kansas City, MO 64111

We offer a full range of primary care services including:

  • Laboratory
  • X-ray
  • Bone densitometry (DexaScan)
  • Oximetry
  • Spirometry
  • EKG

Insurance Plans: We participate with a number of insurance companies. Please review your insurance plan to see if a copayment is required. If so, please be prepared to pay the copayment prior to being seen by the physician. Should you have any balances from previous visits, you will be asked to make those payments at the time of service.

Appointments, Cancellations, and Arrival Times: Please call 816-932-3100 to schedule an appointment with your physician. We ask that if you must cancel your appointment for any reason, you give us 24 hours notice so that we may schedule another patient at this time. Please arrive at least 20 minutes prior to your appointment so that the necessary paperwork can be completed or updated and your copayment collected.