Supernus Pharmaceuticals, INC

9715 Key West Ave, Rockville, MD 20850

LIKELY ACTIVELAST SEEN IN FEDERAL DATA OCT 2026 · 2 SOURCES

Operating signal within 24 months, or from a single source.

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What they make

Pharmaceutical Preparation Manufacturing325412

Products

Sold by SUPERNUS PHARMACEUTICALS, INC · 4

Amantadine · Oxcarbazepine · Topiramate · viloxazine hydrochloride

Recorded against the company rather than this address. Federal award and drug records name the company, not the plant, so we cannot say which of its sites makes these.

Where these came from

4 from FDA drug listing · Federal registry

FDA drug listing, labeler Supernus Pharmaceuticals, NDC 17772-170. A labeler markets the product; it may not manufacture it.

Where it is

39.10358, -77.20585 · CENSUS TIGER

COUNTY

Montgomery County

METRO AREA

Washington-Arlington-Alexandria, DC-VA-MD-WV

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STREET VIEW

Open street-level view — JUL 2024

Other plants nearby

Facility	City	Industry	Status	Distance
Ma Bioservices	Rockville	Biological Product (except Diagnostic) Manufacturing 325414	LIKELY ACTIVE	0.3 KM
Human Genome Sciences, Plant 2	Rockville	Biological Product (except Diagnostic) Manufacturing 325414	UNVERIFIED	0.3 KM
Human Genome Sciences, Plant 1	Rockville	In-Vitro Diagnostic Substance Manufacturing 325413	UNVERIFIED	0.4 KM
Catalent Maryland, INC.	Rockville	Biological Product (except Diagnostic) Manufacturing 325414	LIKELY ACTIVE	0.4 KM
Seegene, INC.	Rockville	Biological Product (except Diagnostic) Manufacturing 325414	UNVERIFIED	0.6 KM

Every listed plant in Montgomery County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 8 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

EPA cross-references this facility in BR, RCRAINFO · EPA site type STATIONARY.

SAM.gov entity registrationOPERATING
Record YGWZHL8KYAM8 · first seen FEB 2026 · last seen OCT 2026
EPA Facility Registry ServiceEXISTENCE
Record 110070862895 · first seen OCT 2020 · last seen OCT 2020

IN MONTGOMERY COUNTY53 other plants share this one’s industry (Pharmaceutical and Medicine Manufacturing, NAICS 3254); 11 of them have a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name: EPA: SUPERNUS PHARMACEUTICALS INC · JUL 2026 · ON THIS PAGE; SAM.gov: SUPERNUS PHARMACEUTICALS, INC · ON THIS PAGE
Street addressSOURCES DISAGREE: EPA: 9715 KEY WEST AVENUE · JUL 2026; SAM.gov: 9715 KEY WEST AVE · ON THIS PAGE
City: EPA: ROCKVILLE · JUL 2026 · ON THIS PAGE; SAM.gov: ROCKVILLE · ON THIS PAGE
State: EPA: MD · JUL 2026 · ON THIS PAGE; SAM.gov: MD · ON THIS PAGE
County (FIPS code): EPA: 24031 · SEP 2026
Coordinates: EPA: 39.103579,-77.205846 · JUL 2026
CAGE code: SAM.gov: 6WHD6
SAM registration expires: SAM.gov: 2027-02-11

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