Sierra Hill, MS, LLP
NPI 1427655794 · Psychologist · Plymouth, MI
Sierra Hill, MS, LLP is a Psychologist provider in Plymouth, MI (NPI 1427655794).
Provider details
- NPI number
- 1427655794
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- MS, LLP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 6362009206 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
5 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
Mailing address
Registry dates
- Enumerated
- 2020-10-08
- Last updated
- 2022-08-09
- Certified
- 2021-09-09
Frequently asked questions
- What is Sierra Hill's NPI number?
- Sierra Hill's National Provider Identifier (NPI) is 1427655794, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sierra Hill's specialty?
- Sierra Hill is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Sierra Hill located?
- Sierra Hill's practice location on file with NPPES is 409 Plymouth Rd Ste 250, Plymouth, MI 48170-1842.
- What is Sierra Hill's phone number?
- The practice phone number listed in the NPPES registry for Sierra Hill is (734) 416-9098.
- Is Sierra Hill's NPI active?
- Yes — Sierra Hill's NPI (1427655794) is active in the NPPES registry as of the last update on 2022-08-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.