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

Sovereign Medical Group LLC

Organization Radiation Oncology Physician · NPI 1114216660

Sovereign Medical Group LLC provides Radiation Oncology Physician services in Jersey City, New Jersey. Registered with an NPI since 2011.

In the registry since
2011
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

631 Grand St Ste 1-1
Jersey City, NJ 07304 Not confirmed with CMS for 15 years — call before visiting
Phone: (201) 880-7580
Fax: (201) 880-7585
Show map & directions

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

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X

Record details

NPI number1114216660
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationSovereign Medical Group LLC
Authorized official Donald Vardaro — Administrative Director · (201) 880-7580
Other names Jersey City Radiation Therapy Llc
NPI enumeratedApril 6, 2011
Last updated in NPPESJune 9, 2011
Mailing address631 Grand Street, Suite 1-1, Jersey City, NJ 07304

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