Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Tatyana Sidor, ARNP
Nurse Practitioner in Covington, WA · enumerated 2016.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1114378429
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Registry record
Entity type Individual (Type 1)
Name Tatyana Sidor
Credential ARNP
Sex Female
Practice address 16850 Se 272nd St, Ste 100, Covington, WA, 98042
Phone (253) 395-1971
Fax (253) 395-1983
Enumeration date Jun 28, 2016
Last updated in NPPES Jun 28, 2016
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License AP60669349 (WA) Primary
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 Tatyana Sidor practice?
The practice location on file with NPPES is in Covington, WA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Tatyana Sidor?
The National Provider Identifier (NPI) for Tatyana Sidor is 1114378429, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Deidre Feeney Family Medicine Physician · Covington, WA NPI 1083600217 Ravi Singh Family Medicine Physician · Covington, WA NPI 1699757112 Mark Mikols Family Medicine Physician · Covington, WA NPI 1467431734 Public Hospital District #1 of King County Mental Health Counselor · Covington, WA NPI 1871540468 Uday Mehta Family Medicine Physician · Covington, WA NPI 1912946633 Michelle Arbini Audiologist · Covington, WA NPI 1639194665 Amrit Pal Sandhu Rheumatology Physician · Covington, WA NPI 1982629671 Ruth Bishop Occupational Medicine Physician · Covington, WA NPI 1609890466
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-06-28.