Gwendylan Rowan
NPI 1417750134 · Addiction (Substance Use Disorder) Counselor · Dayton, OH
Gwendylan Rowan is a Addiction (Substance Use Disorder) Counselor provider in Dayton, OH (NPI 1417750134).
Provider details
- NPI number
- 1417750134
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- CDCA185569 (OH)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Other 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
1 yr 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
- 2025-03-28
- Last updated
- 2026-01-18
- Certified
- 2026-01-18
Frequently asked questions
- What is Gwendylan Rowan's NPI number?
- Gwendylan Rowan's National Provider Identifier (NPI) is 1417750134, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gwendylan Rowan's specialty?
- Gwendylan Rowan is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Gwendylan Rowan located?
- Gwendylan Rowan's practice location on file with NPPES is 948 Patterson Rd, Dayton, OH 45419-4336.
- What is Gwendylan Rowan's phone number?
- The practice phone number listed in the NPPES registry for Gwendylan Rowan is (614) 412-1789.
- Is Gwendylan Rowan's NPI active?
- Yes — Gwendylan Rowan's NPI (1417750134) is active in the NPPES registry as of the last update on 2026-01-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.