Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Mary Nancy Darden, MD
Psychiatry Physician in Bastrop, TX · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1134157183
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Registry record
Entity type Individual (Type 1)
Name Ms. Mary Nancy Darden
Credential MD
Sex Female
Practice address 150 Settlement Dr, Suite B, Bastrop, TX, 78602
Phone (512) 303-5689
Fax (512) 321-6400
Enumeration date Jun 29, 2006
Last updated in NPPES Jul 9, 2007
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD 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 Mary Darden practice?
The practice location on file with NPPES is in Bastrop, TX. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mary Darden?
The National Provider Identifier (NPI) for Mary Darden is 1134157183, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-09.