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

John Hagan, CRNP

Individual provider Critical Care Medicine Nurse Practitioner · NPI 1740489970

John Hagan, CRNP is a Nurse Practitioner in Baltimore, Maryland. Qualified in 2005, 21 years ago. Practices with University of Maryland Physicians PA, a 390-clinician group and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
21
Licensed in
MD
In the registry since
2007
What do these letters mean?
CRNP — Certified Registered Nurse Practitioner
The title Pennsylvania and some other states use for a nurse practitioner.

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Practice location Address checks out

827 Linden Ave
Baltimore, MD 21201-4606
Phone: (410) 328-8141
Fax: (410) 328-0177
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Critical Care Medicine Nurse Practitioner (primary) Taxonomy 363LC0200X · Licence R079848 (MD)

Record details

NPI number1740489970
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNP
Sole proprietorNo
NPI enumeratedJuly 17, 2007
Last updated in NPPESMay 28, 2019

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Group practice University Of Maryland Physicians Pa — 390 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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