Mark Gualazzi
NPI 1205959160 · Addiction (Substance Use Disorder) Counselor · Pittsburgh, PA
Mark Gualazzi is a Addiction (Substance Use Disorder) Counselor provider in Pittsburgh, PA (NPI 1205959160).
Provider details
- NPI number
- 1205959160
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
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
83% 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-07
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Gualazzi's NPI number?
- Mark Gualazzi's National Provider Identifier (NPI) is 1205959160, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Gualazzi's specialty?
- Mark Gualazzi is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Mark Gualazzi located?
- Mark Gualazzi's practice location on file with NPPES is 20 S 13th St, Pittsburgh, PA 15203-1230.
- What is Mark Gualazzi's phone number?
- The practice phone number listed in the NPPES registry for Mark Gualazzi is (412) 855-0065.
- Is Mark Gualazzi's NPI active?
- Yes — Mark Gualazzi's NPI (1205959160) 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.