Norman Peter Duff, NA, AAC
Mental Health Counselor · Seattle, WA
Norman Peter Duff, NA, AAC is a mental health counselor with a practice address in Seattle, Washington, and NPI 1225195167, issued on Jan 2, 2007. Check the license (Washington CG60133474, as entered in NPPES) with the Washington board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Norman Peter Duff
- Credential
- NA, AAC
- Primary taxonomy
- Mental Health Counselor 101YM0800X
- License number
- CG60133474 WA
Self-reported in NPPES; status is on the state search - Practice location
- 122 16TH Ave E, Seattle, WA 98112
- Phone
- (206) 302-2200
- Enumerated
- Jan 2, 2007
- Record last updated
- Dec 19, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (206) 302-2710
- Entity
- Type 1 · individual
8 nearest mental health counselor records → All 18,094 in Washington → Look up another NPI →
Also registered at 122 16TH Ave E
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Norman Peter Duff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license CG60133474Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Norman Peter Duff among 18,094 mental health counselor records in Washington
Norman Peter Duff, NA, AAC is one of 18,094 mental health counselor records with a practice address in Washington. 4% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 6% of them.
- NPI issued2007 · 6% of these records are older, 85% newer
- In a Medicare fileNo · 4% of these records are
- In the CMS Doctors and Clinicians fileNo · 7% of these records are
- Record last updated2016 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YM0800X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3,142 mental health counselor records list a practice address in Seattle
They are 3,142 of the 41,956 NPPES records with a practice address in Seattle, and 18,094 mental health counselor records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 18,094 in Washington → Every provider in Seattle → Mental Health Counselor nationwide →
The 8 mental health counselor records with the nearest ZIP codes
- Aja Cruz, MSW, AAC, LICSWSeattle, WA 981121972650968
- Mary Dunbar, LMHC, CMHSSeattle, WA 981121417010455
- Steven Gary, M.A.Seattle, WA 981121467473678
- Lilith Halpe, M.A., LMHC, ATR-BCSeattle, WA 981121184776585
- Carol Heard, MASeattle, WA 981121073583092
- Julie HendricksonSeattle, WA 981121154423150
- Jeanne Jones, PHD, LMHCSeattle, WA 981121811058712
- Craig McClung, M.ED., AACSeattle, WA 981121205998408
Common questions
What is Norman Peter Duff, NA, AAC's NPI number?
Norman Peter Duff, NA, AAC's National Provider Identifier (NPI) is 1225195167, issued on Jan 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Norman Peter Duff, NA, AAC located?
The NPPES record lists a practice address at 122 16TH Ave E, Seattle, WA, 98112. Phone: (206) 302-2200. Providers update this record themselves, so call before visiting.
How can I verify Norman Peter Duff, NA, AAC's license?
NPPES lists Washington license number CG60133474, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.