Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Kelley York, LMSW
Social Worker in Cabin John, MD · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1467031989
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Registry record
Entity type Individual (Type 1)
Name Kelley York
Credential LMSW
Sex Female
Practice address 7945 Macarthur Blvd Ste 214, Cabin John, MD, 20818
Phone (301) 363-7589
Enumeration date Apr 2, 2021
Last updated in NPPES Apr 2, 2021
Taxonomy & licenses
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
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
What specialty is Kelley York?
Kelley York is registered in NPPES with the primary taxonomy of Social Worker. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Other providers at this practice address
Browse all → Patricia Frischtak Psychiatry Physician · Cabin John, MD NPI 1194824938 Terra Tuono-Shell Professional Counselor · Cabin John, MD NPI 1699070078 Wellness Corporate Solutions, LLC Clinical Medical Laboratory · Cabin John, MD NPI 1508149667 Nina Tracy Marriage & Family Therapist · Cabin John, MD NPI 1023358355 Nathan Luongo Clinical Social Worker · Cabin John, MD NPI 1932512787 Alysa Romano Mental Health Counselor · Cabin John, MD NPI 1013374180 Marian Hwang Clinical Social Worker · Cabin John, MD NPI 1083128623 Gabriel Martinez Professional Counselor · Cabin John, MD NPI 1679087704
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-04-02.