What is Stefan Schlesinger's NPI number?

Stefan Schlesinger's National Provider Identifier (NPI) is 1063544633, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Stefan Schlesinger's specialty?

Stefan Schlesinger is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).

Where is Stefan Schlesinger located?

Stefan Schlesinger's practice location on file with NPPES is 8401 5th Ave Ne, Seattle, WA 98115.

What is Stefan Schlesinger's phone number?

The practice phone number listed in the NPPES registry for Stefan Schlesinger is (206) 526-0444.

Does Stefan Schlesinger accept Medicare?

Stefan Schlesinger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Stefan Schlesinger's NPI active?

Yes — Stefan Schlesinger's NPI (1063544633) is active in the NPPES registry as of the last update on 2007-07-08.

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Stefan Schlesinger, LMHC

NPI 1063544633 · Professional Counselor · Seattle, WA

Stefan Schlesinger, LMHC is a Professional Counselor provider in Seattle, WA (NPI 1063544633).

Provider details

NPI number: 1063544633
Entity type: Individual
Primary specialty: Professional CounselorBehavioral Health & Social Service Providers
Credential: LMHC
Sex: Male
Sole proprietor: Yes
License: LH00004067 (WA)

Practice location

8401 5th Ave Ne

#103

Seattle, WA 98115

Phone: (206) 526-0444

Street-level locationGet directions

More WA providers

Mailing address

8401 5th Ave Ne

Seattle, WA 98115

Specialties & taxonomies

Professional CounselorPrimary101YP2500XLicense LH00004067 (WA)
Behavioral Health & Social Service Providers

Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Detailed profile(90/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Enumerated: 2007-03-09
Last updated: 2007-07-08

Frequently asked questions

What is Stefan Schlesinger's NPI number?: Stefan Schlesinger's National Provider Identifier (NPI) is 1063544633, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Stefan Schlesinger's specialty?: Stefan Schlesinger is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
Where is Stefan Schlesinger located?: Stefan Schlesinger's practice location on file with NPPES is 8401 5th Ave Ne, Seattle, WA 98115.
What is Stefan Schlesinger's phone number?: The practice phone number listed in the NPPES registry for Stefan Schlesinger is (206) 526-0444.
Does Stefan Schlesinger accept Medicare?: Stefan Schlesinger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Stefan Schlesinger's NPI active?: Yes — Stefan Schlesinger's NPI (1063544633) is active in the NPPES registry as of the last update on 2007-07-08.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions