Active NPIIndividual providerSole proprietor

Dr. Sheila M Addison, PHD, LMFT

Marriage & Family Therapist in Seattle, Washington

NPI Number1255539128
Practice location
3250 Airport Way S Ste 422, Seattle, WA 98134-2173
Fax
—
Last updated
June 5, 2026

Dr. Sheila M Addison, PHD, LMFT is a Marriage & Family Therapist based in Seattle, WA. Dr. Sheila M Addison, PHD, LMFT holds the professional credentials of PHD, LMFT. The NPI number for Dr. Sheila M Addison, PHD, LMFT is 1255539128 and holds license No. 61067042 (WA). The current practice location address is 3250 Airport Way S Ste 422, Seattle, WA 98134-2173 and the office can be reached by phone at 510-599-5467. The NPI was assigned on July 3, 2007 and the record was last updated in NPPES on June 5, 2026.

●Provider Profile Details

NPI Number
1255539128
Provider Name
Sheila M Addison
Credential
PHD, LMFT
Entity Type
Individual (Type 1 NPI)
Gender
Female
Primary Taxonomy
Marriage & Family Therapist · 106H00000X
Sole Proprietor
Yes
Enumeration Date
July 3, 2007
Last Update Date
June 5, 2026
Certification Date
June 5, 2026
NPI Status
Active

◉Business Practice Location Address

Address
3250 Airport Way S Ste 422
Seattle, WA 98134-2173
ZIP
98134-2173
Country
US
Phone Number
510-599-5467

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✉Business Mailing Address

Address
Po Box 16745
Seattle, WA 98116-0745
City
Seattle
State
WA
ZIP
98116-0745
Phone Number
510-599-5467

✎Taxonomy & License Information

TaxonomyCodePrimaryLicenseState
Marriage & Family Therapist106H00000XNo61067042WA
Marriage & Family Therapist106H00000XNo1897-MH-MFMA
Marriage & Family Therapist106H00000XNoT3610OR
Marriage & Family Therapist106H00000XNo2765CT
Marriage & Family Therapist106H00000XYes49616CA

#Other Provider Identifiers

No legacy or other identifiers (Medicaid, Medicare or plan IDs) are on file for this provider.

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?Frequently Asked Questions

What is the NPI number of Dr. Sheila M Addison, PHD, LMFT?

The NPI number of Dr. Sheila M Addison, PHD, LMFT is 1255539128. It was assigned on July 3, 2007 and is currently active in the NPPES registry.

What is the specialty of Dr. Sheila M Addison, PHD, LMFT?

Dr. Sheila M Addison, PHD, LMFT is registered under the primary taxonomy Marriage & Family Therapist (code 106H00000X) and holds license No. 61067042 (WA).

Where does Dr. Sheila M Addison, PHD, LMFT practice?

The practice location is 3250 Airport Way S Ste 422, Seattle, WA 98134-2173. The office can be reached at 510-599-5467 (phone).

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). It is used in HIPAA standard transactions.

How do I verify this NPI record?

This record is sourced from the public NPPES NPI Registry maintained by CMS. You can confirm it by searching NPI 1255539128 directly on the NPPES registry website at npiregistry.cms.hhs.gov.

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