Leonard QuallichMD
Gastroenterology·Troy, MI
Leonard Quallich, MD is a Gastroenterology provider in Troy, MI affiliated with 3 ambulatory surgery centers in MI, as of July 2026.
- NPI1093797326
- Registered2005
- Centers3
- StateMI
- Class of1996
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Ambulatory surgery centers
Centers whose service lines match this provider’s. Affiliations change; verify independently.
Education
Education on record as of August 2026.
Leonard Quallich at a glance
- Provider
- Leonard Quallich
- Credential
- MD
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Troy, MI
- Medical school
- Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University
- Graduated
- 1996
- NPI registered
- 2005
- NPI
- 1093797326
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Leonard Quallich practice?
Leonard Quallich, MD is based in Troy, MI and is affiliated with 3 ambulatory surgery centers: Surgical Centers Of Michigan LLC in Troy, MI, Southfield Endoscopy ASC LLC in Troy, MI, and Lapeer County Surgery Center in Lapeer, MI. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Leonard Quallich's NPI number?
Leonard Quallich's National Provider Identifier (NPI) is 1093797326, registered in 2005. Specialty on record: Gastroenterology; credential MD.
Where did Leonard Quallich go to medical school?
Leonard Quallich, MD attended Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University, graduating in 1996.
How many Gastroenterology providers in Michigan work at ambulatory surgery centers?
93 Gastroenterology surgeons and proceduralists in Michigan are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Leonard Quallich among them. The Michigan Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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