Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

JUSTIN MARSELLA
NPI 1639080971
Physician Assistant in Baltimore, MD

Active since September 15, 2026
520 W FAYETTE ST STE 300, BALTIMORE, MD 21201(410) 706-5242 Get Directions Write a Review

NPPES record added: September 15, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

About Justin Marsella NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JUSTIN MARSELLA (NPI 1639080971) is an individual physician assistant in Baltimore, Maryland and active in the NPI registry since September 2026.

NPPES Registry Identity

NPI1639080971
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameJUSTIN MARSELLA
Location Address520 W FAYETTE ST STE 300Baltimore, MD 21201-1756
Mailing Address520 W Fayette St Ste 300Baltimore, MD 21201-1756
Sole ProprietorNo
Enumeration DateSeptember 15, 2026
NPPES CertifiedSeptember 15, 2026
✔ NPI 1639080971 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
520 W FAYETTE ST STE 300, Baltimore, MD 21201

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Physician Assistant
520 W FAYETTE ST STE 300
BALTIMORE, MD 21201
Physician Assistant
520 W FAYETTE ST STE 300
BALTIMORE, MD 21201
Physician Assistant
520 W FAYETTE ST STE 300
BALTIMORE, MD 21201
Physician Assistant
520 W FAYETTE ST STE 300
BALTIMORE, MD 21201
Physician Assistant
520 W FAYETTE ST STE 300
BALTIMORE, MD 21201
Physician Assistant
520 W FAYETTE ST STE 300
BALTIMORE, MD 21201
Physician Assistant
520 W FAYETTE ST STE 300
BALTIMORE, MD 21201
Physician Assistant
520 W FAYETTE ST STE 300
BALTIMORE, MD 21201

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Justin Marsella's NPI number?

The NPI number for Justin Marsella is 1639080971. It was assigned to this individual provider in the NPPES registry on September 15, 2026.

Where is Justin Marsella located?

Justin Marsella practices at 520 W Fayette St Ste 300, Baltimore, MD 21201. The listed phone number is (410) 706-5242.

What is Justin Marsella's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

When was this NPI record last updated?

The NPPES record for Justin Marsella was last updated on September 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.