IndividualActive
Mark Virshbo, L.C.S.W.
NPI 1154549350 · Clinical Social Worker · Chicago, IL
Mark Virshbo, L.C.S.W. is a Clinical Social Worker provider in Chicago, IL (NPI 1154549350).
Provider details
- NPI number
- 1154549350
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- L.C.S.W.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(83/100 index)
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
30 N. Michigan Ave.
Chicago, IL 60201
Phone: (773) 405-3163
Street-level locationGet directions
Mailing address
2709 Simpson St
Evanston, IL 60201-2029
Registry dates
- Enumerated
- 2007-04-23
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Virshbo's NPI number?
- Mark Virshbo's National Provider Identifier (NPI) is 1154549350, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Virshbo's specialty?
- Mark Virshbo is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Virshbo located?
- Mark Virshbo's practice location on file with NPPES is 30 N. Michigan Ave., Chicago, IL 60201.
- What is Mark Virshbo's phone number?
- The practice phone number listed in the NPPES registry for Mark Virshbo is (773) 405-3163.
- Is Mark Virshbo's NPI active?
- Yes — Mark Virshbo's NPI (1154549350) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.