Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Mary Katherine Leonard Thrower, M.D.
Psychiatry Physician in Cullman, AL · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1578973954
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Registry record
Entity type Individual (Type 1)
Name Dr. Mary Katherine Leonard Thrower
Credential M.D.
Sex Female
Practice address 101 2nd Ave Se, Cullman, AL, 35055
Phone (256) 739-4910
Fax (256) 739-9455
Enumeration date May 6, 2014
Last updated in NPPES Jan 2, 2024
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
What is the NPI number for Mary Katherine Thrower?
The National Provider Identifier (NPI) for Mary Katherine Thrower is 1578973954, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mary Katherine Thrower practice?
The practice location on file with NPPES is in Cullman, AL. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Thomas Brecht Psychologist · Cullman, AL NPI 1093760464 Daniel Meadows Psychiatry Physician · Cullman, AL NPI 1588619662 Michael Phillips Counselor · Cullman, AL NPI 1720014780 Clark Still Professional Counselor · Cullman, AL NPI 1255487716 Omega Hospice, LLC Community Based Hospice Care Agency · Cullman, AL NPI 1447371455 Pentastar, LLC Family Medicine Physician · Cullman, AL NPI 1235365255 James Hinson Nurse Practitioner · Cullman, AL NPI 1366754806
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-01-02.