Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Colleen Elizabeth Hanlon

Individual provider Anesthesiology Physician · NPI 1255800538

Colleen Elizabeth Hanlon is an Anesthesiology in Baltimore, Maryland. Graduated from Johns Hopkins University School of Medicine in 2021, 5 years ago. Practices with Johns Hopkins University, a 2,855-clinician group and works from 2 locations. Licensed in Maryland.

Years since qualifying
5
Trained at
Johns Hopkins University School of Medicine
Licensed in
MD
In the registry since
2018

Practice location Address checks out

600 N Wolfe St
Baltimore, MD 21287-0005
Phone: (410) 955-3080
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • Mercy Medical Center, 345 St. Paul Place, Baltimore, MD 21202 — (410) 332-9694

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence D0102030 (MD)

Record details

NPI number1255800538
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedNovember 16, 2018
Last updated in NPPESApril 30, 2025
Certification dateApril 30, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyANESTHESIOLOGY
Medical schoolJOHNS HOPKINS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2021 (5 years in practice)
Group practice Johns Hopkins University — 2855 clinicians
Accepts Medicare assignment Not indicated
Practice locations3 on file with Medicare

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