Summary

Dr. Gregory Mclennan specializes in urology and brings 18 years of experience to his practice. He earned his medical degree from St. Louis University School of Medicine and completed his residency at the United States Army Medical Center. His extensive background provides him with comprehensive training in diagnosing and treating conditions affecting the urinary tract and male reproductive system.

Dr. Mclennan practices at Blessing Hospital and maintains offices in Saint Louis, Missouri and Quincy, Illinois. He focuses on treating benign prostatic hyperplasia, kidney stones, and urinary retention. His procedural expertise includes urodynamic testing to evaluate bladder function, post-void residual urine tests, and minimally invasive laparoscopic procedures. Patients have given him an average rating of 4.2 stars, reflecting their confidence in his care.

Overview based on verified provider data

Quick Facts

  • 4.2
  • 18 years of experience
  • 20 insurance plans accepted
  • United States Army Medical Center
  • 3 written reviews
  • 2 specialties
  • 8 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 2 office locations
  • Male

Office Locations

Dr. Gregory Patric Mclennan has 2 locations

Mercy Clinic Urology at the Mercy Center for Performance Medicine

701 S New Ballas Rd Ste 330Saint Louis, MO 63141
Mon8:00 am - 4:00 pm
Tue8:00 am - 4:00 pm
Wed8:00 am - 4:00 pm
Thu8:00 am - 4:00 pm
Fri8:00 am - 4:00 pm
SatClosed
SunClosed

Urology - Quincy

927 Broadway St Ste 303Quincy, IL 62301
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Gregory Patric Mclennan
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Dr. Gregory Patric MclennanMary CampigottoDr. Michael George De La Paz, MDDr. Pedro Comin Padilla, MD
UrologyUrologyUrologyUrology
Accepts New Patients Accepts New Patients Accepts New Patients
4.2 
2.3 
4.3 
18 Years of Experience 26 Years of Experience 53 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks Spanish, Chinese Speaks English
Saint Louis , MOSt. LOUIS , MOSaint Louis , MOTroy , MO
Med School: St Louis University School Of Medicine Med School: Indiana University School Of Medicine Med School: Univ Of The East/Ramon Magsaysay Memorial Medical Center College Of Med
Current Profile
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Insurance Plans Accepted by Dr. Gregory Patric Mclennan

  • Accepts Medicare
  • Aetna
  • Anthem BlueCross BlueShield
  • Ascension Smart Health
  • Cigna
  • Essence
  • Health Net Federal Services
  • Healthlink
  • Healthy Blue (formerly Missouri Care)
  • HFN Inc.
  • Home State Health
  • Humana
  • Humana Military
  • Live360 (Health Choices Network)
  • Medica
  • MultiPlan/PHCS
  • NHC Advantage
  • PPHP (Provider Partners Health Plan)
  • Sterling Medicare
  • United Healthcare
  • WellCare Medicare Advantage

Medical Specialties

Dr. Gregory Patric Mclennan has the following 2 specialties

Specialty Expertise

Dr. Gregory Patric Mclennan has the following 8 areas of expertise

  • Bladder Issues
  • Erectile Dysfunction (ED)
  • Kidney Stones
  • Overactive Urinary Bladder
  • Prostate Cancer
  • Prostatitis
  • Urologic Emergencies
  • Urologist

Certifications, License, & Education

18 Years Experience

MEDICAL LICENSE

Medical Doctor, Missouri, 2026, Expired
Medical Doctor, Illinois, 2026, Active

EDUCATION & TRAINING

Residency

United States Army Medical Center

Medical School

St Louis University School Of MedicineGraduated in 2008

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Frequently Asked Questions

Is Dr. Gregory Mclennan accepting new patients?
Dr. Gregory Mclennan has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. Gregory Mclennan accept my insurance?
You can see the insurance plans that Dr. Gregory Mclennan accepts on their Vitals profile.
Does Dr. Gregory Mclennan accept virtual/telehealth appointments?
Dr. Gregory Mclennan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Gregory Mclennan's office located?
Dr. Gregory Mclennan's office is located at 701 S New Ballas Rd Ste 330, Saint Louis, MO, 63141.
Which hospitals is Dr. Gregory Mclennan affiliated with?
Dr. Gregory Mclennan is affiliated with Blessing Hospital.

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