Diane Oman, MS LCSW
NPI 1346223740 · Mental Health Counselor · Waukesha, WI
Diane Oman, MS LCSW is a Mental Health Counselor provider in Waukesha, WI (NPI 1346223740).
Provider details
- NPI number
- 1346223740
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- MS LCSW
- Sex
- Female
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social 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
20 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
- 2005-11-21
- Last updated
- 2025-09-11
Frequently asked questions
- What is Diane Oman's NPI number?
- Diane Oman's National Provider Identifier (NPI) is 1346223740, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Oman's specialty?
- Diane Oman is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Diane Oman located?
- Diane Oman's practice location on file with NPPES is 741 N Grand Ave, Waukesha, WI 53186-4820.
- What is Diane Oman's phone number?
- The practice phone number listed in the NPPES registry for Diane Oman is (262) 547-2463.
- Is Diane Oman's NPI active?
- Yes — Diane Oman's NPI (1346223740) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.