Johnna Alofs
NPI 1720659949 · Addiction (Substance Use Disorder) Counselor · Holland, MI
Johnna Alofs is a Addiction (Substance Use Disorder) Counselor provider in Holland, MI (NPI 1720659949).
Provider details
- NPI number
- 1720659949
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
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
4 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
- 2021-07-08
- Last updated
- 2022-04-04
- Certified
- 2022-04-04
Frequently asked questions
- What is Johnna Alofs's NPI number?
- Johnna Alofs's National Provider Identifier (NPI) is 1720659949, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Johnna Alofs's specialty?
- Johnna Alofs is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Johnna Alofs located?
- Johnna Alofs's practice location on file with NPPES is 12265 James St, Holland, MI 49424-8613.
- What is Johnna Alofs's phone number?
- The practice phone number listed in the NPPES registry for Johnna Alofs is (616) 494-5432.
- Is Johnna Alofs's NPI active?
- Yes — Johnna Alofs's NPI (1720659949) is active in the NPPES registry as of the last update on 2022-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.