A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).
Learn more about Dr. Gregory McLennan:
View the full profile to get information on:
- What's important to you
View full profile
The overall average patient rating of Dr. Gregory McLennan is Excellent.
Prepare before visiting Dr. McLennan
Metastatic Melanoma Patient Education Learn all about metastatic melanoma symptoms and treatments by reading Vitals patient education guide.Before Visiting Dr. McLennan Learn More
Similar doctors nearby
- Additional Information
- Dr. Gregory McLennan MD is a male Surgeon and practices in Surgery.
- Where does Dr. Gregory McLennan practice?
- Dr. Gregory McLennan has 1 office location.
Dr. Gregory McLennan practices Surgery near Saint Louis, MO.
See Saint Louis Surgeons.