Sonja Krejci MD
About this NPIWhat this record shows.
NPI 1588766620 is registered to Sonja Krejci MD, a Dermatology practising at 4740 44th Ave Sw, Suite 200 in Seattle, Washington. Dermatology is a medical specialty focused on conditions affecting the skin, hair, and nails, including acne, eczema, psoriasis, skin cancer screenings, and cosmetic procedures. Sonja Krejci MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Beyond the registryWhat this record adds.
This record carries 1 secondary identifier beyond the base NPI: Medicaid and other payer cross-references used by billers and credentialers, which the standard CMS NPPES lookup does not surface. Within the directory it is one of 483 Dermatology providers on file in Washington.
Source: CMS NPPES and PECOS public files. snapshot, refreshed monthly.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Medicaid
- 8465429WA
Source: NPPES public registry.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Sonja Krejci MD accepts. To confirm in-network status with your specific health plan, contact Sonja Krejci MD directly at (206) 937-8954.
Frequently asked
Yes. NPI 1588766620 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Dermatology is a medical specialty focused on conditions affecting the skin, hair, and nails, including acne, eczema, psoriasis, skin cancer screenings, and cosmetic procedures.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (206) 937-8954.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Sonja Krejci MD is a Type-1 individual NPI.
As of the latest monthly CMS NPPES snapshot, 483 Dermatology providers are registered in Washington, and Sonja Krejci MD is one of them. The figure refreshes each month from the federal source.