Heather Larkin
NPI 1225922602 · Addiction (Substance Use Disorder) Counselor · Marion, OH
Heather Larkin is a Addiction (Substance Use Disorder) Counselor provider in Marion, OH (NPI 1225922602).
Provider details
- NPI number
- 1225922602
- 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
- Case Manager/Care Coordinator171M00000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 333 E Center St Ste 302Marion, OH 43302-4142Phone: (740) 914-5000
Registry dates
- Enumerated
- 2025-06-09
- Last updated
- 2025-12-22
- Certified
- 2025-12-22
Frequently asked questions
- What is Heather Larkin's NPI number?
- Heather Larkin's National Provider Identifier (NPI) is 1225922602, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Larkin's specialty?
- Heather Larkin is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Heather Larkin located?
- Heather Larkin's practice location on file with NPPES is 827 N Main St, Marion, OH 43302-1736.
- What is Heather Larkin's phone number?
- The practice phone number listed in the NPPES registry for Heather Larkin is (740) 914-5000.
- Is Heather Larkin's NPI active?
- Yes — Heather Larkin's NPI (1225922602) is active in the NPPES registry as of the last update on 2025-12-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.