Nancy Peterson Walz, Lcsw, P.C.
NPI 1639436991 · Clinical Social Worker · Crystal Lake, IL
Nancy Peterson Walz, Lcsw, P.C. is a Clinical Social Worker organization in Crystal Lake, IL (NPI 1639436991).
Provider details
- NPI number
- 1639436991
- Entity type
- Organization
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Nancy Peterson Walz, Owner/ Licensed Clinical Social Wor(815) 382-7029
- License
- 149005637 (IL)
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
14 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
Other names (DBA / former)
- Doing business as
- Npw Counseling Services
Registry dates
- Enumerated
- 2012-04-11
- Last updated
- 2012-04-11
Frequently asked questions
- What is Nancy Peterson Walz, Lcsw, P.C.'s NPI number?
- Nancy Peterson Walz, Lcsw, P.C.'s National Provider Identifier (NPI) is 1639436991, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Nancy Peterson Walz, Lcsw, P.C.?
- Nancy Peterson Walz, Lcsw, P.C. is classified in the NPPES registry as Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Nancy Peterson Walz, Lcsw, P.C. located?
- Nancy Peterson Walz, Lcsw, P.C.'s practice location on file with NPPES is 7115 Virginia Rd, Crystal Lake, IL 60014-3112.
- What is Nancy Peterson Walz, Lcsw, P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Nancy Peterson Walz, Lcsw, P.C. is (815) 382-7029.
- Who is the authorized official for Nancy Peterson Walz, Lcsw, P.C.?
- The authorized official listed on Nancy Peterson Walz, Lcsw, P.C.'s NPPES record is Nancy Peterson Walz, Owner/ Licensed Clinical Social Wor. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Nancy Peterson Walz, Lcsw, P.C.'s NPI active?
- Yes — Nancy Peterson Walz, Lcsw, P.C.'s NPI (1639436991) is active in the NPPES registry as of the last update on 2012-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.