Ronda Lettner, MS
NPI 1942241328 · Marriage & Family Therapist · Onalaska, WI
Ronda Lettner, MS is a Marriage & Family Therapist provider in Onalaska, WI (NPI 1942241328).
Provider details
- NPI number
- 1942241328
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MS
- Sex
- Female
- Sole proprietor
- No
- License
- 646 (WI)
Specialties & taxonomies
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
20 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
- 2006-06-09
- Last updated
- 2016-07-06
Frequently asked questions
- What is Ronda Lettner's NPI number?
- Ronda Lettner's National Provider Identifier (NPI) is 1942241328, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronda Lettner's specialty?
- Ronda Lettner is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Ronda Lettner located?
- Ronda Lettner's practice location on file with NPPES is 571 Braund St, Onalaska, WI 54650-8556.
- What is Ronda Lettner's phone number?
- The practice phone number listed in the NPPES registry for Ronda Lettner is (608) 785-7000.
- Is Ronda Lettner's NPI active?
- Yes — Ronda Lettner's NPI (1942241328) is active in the NPPES registry as of the last update on 2016-07-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.