IndividualActive
Sonia Marcus-Janssen
NPI 1952876179 · Behavior Technician · Phoenix, AZ
Sonia Marcus-Janssen is a Behavior Technician provider in Phoenix, AZ (NPI 1952876179).
Provider details
- NPI number
- 1952876179
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(61/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
428 E Thunderbird Rd Ste 138
Phoenix, AZ 85022-5229
Phone: (888) 362-3970
Street-level locationGet directions
Mailing address
268 Bush St Ste 3039
San Francisco, CA 94104-3503
Registry dates
- Enumerated
- 2018-10-04
- Last updated
- 2018-10-04
Frequently asked questions
- What is Sonia Marcus-Janssen's NPI number?
- Sonia Marcus-Janssen's National Provider Identifier (NPI) is 1952876179, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sonia Marcus-Janssen's specialty?
- Sonia Marcus-Janssen is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Sonia Marcus-Janssen located?
- Sonia Marcus-Janssen's practice location on file with NPPES is 428 E Thunderbird Rd Ste 138, Phoenix, AZ 85022-5229.
- What is Sonia Marcus-Janssen's phone number?
- The practice phone number listed in the NPPES registry for Sonia Marcus-Janssen is (888) 362-3970.
- Is Sonia Marcus-Janssen's NPI active?
- Yes — Sonia Marcus-Janssen's NPI (1952876179) is active in the NPPES registry as of the last update on 2018-10-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.