IndividualActive
Marianne Sylvain, MALLP
NPI 1316931199 · Psychologist · Owosso, MI
Marianne Sylvain, MALLP is a Psychologist provider in Owosso, MI (NPI 1316931199).
Provider details
- NPI number
- 1316931199
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- MALLP
- Sex
- Female
- Sole proprietor
- No
- License
- 6361003592 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 yrs in NPPES 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
1555 Industrial Dr
Owosso, MI 48867-9775
Phone: (989) 723-6791
Fax: (989) 725-5061
Street-level locationGet directions
Mailing address
Po Box 428
Owosso, MI 48867-0428
Registry dates
- Enumerated
- 2005-09-07
- Last updated
- 2022-08-05
- Certified
- 2022-08-05
Frequently asked questions
- What is Marianne Sylvain's NPI number?
- Marianne Sylvain's National Provider Identifier (NPI) is 1316931199, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marianne Sylvain's specialty?
- Marianne Sylvain is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Marianne Sylvain located?
- Marianne Sylvain's practice location on file with NPPES is 1555 Industrial Dr, Owosso, MI 48867-9775.
- What is Marianne Sylvain's phone number?
- The practice phone number listed in the NPPES registry for Marianne Sylvain is (989) 723-6791.
- Is Marianne Sylvain's NPI active?
- Yes — Marianne Sylvain's NPI (1316931199) is active in the NPPES registry as of the last update on 2022-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.