Gerard MullinM.D.

Gastroenterology·Baltimore, MD

Gerard Mullin, M.D. is a Gastroenterology provider in Baltimore, MD affiliated with 1 ambulatory surgery center in MD, as of July 2026.

NPI1891746996
Registered2006
Centers1
StateMD
Class of1985

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Ambulatory surgery centers

Centers whose service lines match this provider’s. Affiliations change; verify independently.

Downtown Baltimore Surgery Center LLCBaltimore, MD · Gastroenterology · 30 on panelView center →

Gerard Mullin at a glance

Provider: Gerard Mullin
Credential: M.D.
Specialty: Gastroenterology
Procedures: Gastroenterology CPT codes
Location: Baltimore, MD
Medical school graduation: 1985
NPI registered: 2006
NPI: 1891746996
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 Gerard Mullin practice?

Gerard Mullin, M.D. is based in Baltimore, MD and is affiliated with 1 ambulatory surgery center: Downtown Baltimore Surgery Center LLC in Baltimore, MD. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.

What is Gerard Mullin's NPI number?

Gerard Mullin's National Provider Identifier (NPI) is 1891746996, registered in 2006. Specialty on record: Gastroenterology; credential M.D.

How many Gastroenterology providers in Maryland work at ambulatory surgery centers?

170 Gastroenterology surgeons and proceduralists in Maryland are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Gerard Mullin among them. The Maryland Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.

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