IndividualActive
Mary Holtzman, LSW
NPI 1053537076 · Social Worker · Ottawa, IL
Mary Holtzman, LSW is a Social Worker provider in Ottawa, IL (NPI 1053537076).
Provider details
- NPI number
- 1053537076
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LSW
- Sex
- Female
- 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
1013 Adams St
Ottawa, IL 61350-4304
Phone: (815) 434-0857
Street-level locationGet directions
Mailing address
2335 E. 18th Rd
Grand Ridge, IL 61325
Registry dates
- Enumerated
- 2007-04-18
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mary Holtzman's NPI number?
- Mary Holtzman's National Provider Identifier (NPI) is 1053537076, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Holtzman's specialty?
- Mary Holtzman is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Holtzman located?
- Mary Holtzman's practice location on file with NPPES is 1013 Adams St, Ottawa, IL 61350-4304.
- What is Mary Holtzman's phone number?
- The practice phone number listed in the NPPES registry for Mary Holtzman is (815) 434-0857.
- Is Mary Holtzman's NPI active?
- Yes — Mary Holtzman's NPI (1053537076) 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.