Marianne Nathan, M.A.(SOCIAL WORK)
NPI 1801088299 · Clinical Social Worker · Chicago, IL
Marianne Nathan, M.A.(SOCIAL WORK) is a Clinical Social Worker provider in Chicago, IL (NPI 1801088299).
Provider details
- NPI number
- 1801088299
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- M.A.(SOCIAL WORK)
- Sex
- Female
- Sole proprietor
- Yes
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
18 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
- 2007-08-09
- Last updated
- 2007-08-09
Frequently asked questions
- What is Marianne Nathan's NPI number?
- Marianne Nathan's National Provider Identifier (NPI) is 1801088299, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marianne Nathan's specialty?
- Marianne Nathan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marianne Nathan located?
- Marianne Nathan's practice location on file with NPPES is 111 N Wabash Ave, Chicago, IL 60602-1903.
- What is Marianne Nathan's phone number?
- The practice phone number listed in the NPPES registry for Marianne Nathan is (312) 726-6228.
- Is Marianne Nathan's NPI active?
- Yes — Marianne Nathan's NPI (1801088299) is active in the NPPES registry as of the last update on 2007-08-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.