| Specialty | Taxonomy Code | |
|---|---|---|
| * | Professional | 101YP2500X |
| Mental Health | 101YM0800X |
* Indicates primary specialty
| NPI Number | 1134351869 |
| Credentials | M.A. LAC |
| Entity | Individual |
| Enumeration date | 08/13/2009 |
| Last updated | 10/01/2010 - About 16 years ago |
| Sole proprietor1 | No |
| Identifiers | n/a |
| Hospital affiliation | n/a |
1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.
There are currently no reviews for WILLIAM J DUFF, M.A. LAC