Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Catherine Yu Chew, PHARM.D.
Pharmacist in Rockville, MD · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1578684825
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Registry record
Entity type Individual (Type 1)
Name Dr. Catherine Yu Chew
Credential PHARM.D.
Sex Female
Practice address 5600 Fishers Ln Hfd-240, Rockville, MD, 20857
Phone (301) 827-7248
Fax (301) 827-4577
Enumeration date Apr 3, 2007
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
PHARMD · Doctor of Pharmacy: A licensed pharmacist with a professional doctorate in pharmacy.
About the PHARMD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Catherine Chew practice?
The practice location on file with NPPES is in Rockville, MD. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Catherine Chew?
The National Provider Identifier (NPI) for Catherine Chew is 1578684825, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.