Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mary Ellen Hargrave, M.D.
Psychiatry Physician in Kent, WA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1578602777
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Registry record
Entity type Individual (Type 1)
Name Mary Ellen Hargrave
Credential M.D.
Sex Female
Practice address 325 W Gowe St, Kent, WA, 98032
Phone (253) 833-7444
Fax (253) 735-1513
Enumeration date Feb 5, 2007
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
2084P0800X Psychiatry Physician Allopathic & Osteopathic Physicians · License MD00043305 (WA) Primary
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 Hargrave practice?
The practice location on file with NPPES is in Kent, WA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mary Hargrave?
The National Provider Identifier (NPI) for Mary Hargrave is 1578602777, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Lester Pittle Internal Medicine Physician · Kent, WA NPI 1487765442 Molly Davenport Psychiatric/Mental Health Nurse Practitioner · Kent, WA NPI 1891857181 Valley Cities Counseling and Consultation Community/Behavioral Health Agency · Kent, WA NPI 1972668853 Charles Fanucchi Clinical Social Worker · Kent, WA NPI 1346468964 Peter Weiss Mental Health Counselor · Kent, WA NPI 1093936759 Jennifer Streit Mental Health Counselor · Kent, WA NPI 1942421680 Nikole Penman Mental Health Counselor · Kent, WA NPI 1558582437 Pam Johnson Mental Health Counselor · Kent, WA NPI 1467673368
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.