Diane Tonkyn, A.T.R. AND M.F.T.
NPI 1083752828 · Marriage & Family Therapist · Iowa City, IA
Diane Tonkyn, A.T.R. AND M.F.T. is a Marriage & Family Therapist provider in Iowa City, IA (NPI 1083752828).
Provider details
- NPI number
- 1083752828
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- A.T.R. AND M.F.T.
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Marriage & Family Therapist106H00000X
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
19 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
- 2007-02-02
- Last updated
- 2025-06-13
- Certified
- 2025-06-13
Frequently asked questions
- What is Diane Tonkyn's NPI number?
- Diane Tonkyn's National Provider Identifier (NPI) is 1083752828, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Tonkyn's specialty?
- Diane Tonkyn is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Diane Tonkyn located?
- Diane Tonkyn's practice location on file with NPPES is 123 N Linn St, Iowa City, IA 52245-2143.
- What is Diane Tonkyn's phone number?
- The practice phone number listed in the NPPES registry for Diane Tonkyn is (319) 337-9461.
- Is Diane Tonkyn's NPI active?
- Yes — Diane Tonkyn's NPI (1083752828) is active in the NPPES registry as of the last update on 2025-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.