Marcelle Costello
NPI 1841141926 · Addiction (Substance Use Disorder) Counselor · Phoenix, AZ
Marcelle Costello is a Addiction (Substance Use Disorder) Counselor provider in Phoenix, AZ (NPI 1841141926).
Provider details
- NPI number
- 1841141926
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 15575 (AZ)
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
Under 1 yr in registry
- Profile completeness38% of score
100% 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
- 2026-02-05
- Last updated
- 2026-02-05
- Certified
- 2026-02-05
Frequently asked questions
- What is Marcelle Costello's NPI number?
- Marcelle Costello's National Provider Identifier (NPI) is 1841141926, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcelle Costello's specialty?
- Marcelle Costello is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Marcelle Costello located?
- Marcelle Costello's practice location on file with NPPES is 720 E Montebello Ave, Phoenix, AZ 85014-2543.
- What is Marcelle Costello's phone number?
- The practice phone number listed in the NPPES registry for Marcelle Costello is (833) 796-2800.
- Is Marcelle Costello's NPI active?
- Yes — Marcelle Costello's NPI (1841141926) is active in the NPPES registry as of the last update on 2026-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.