Susan Markowitz, LCSW
NPI 1679791743 · Clinical Social Worker · Montclair, NJ
Susan Markowitz, LCSW is a Clinical Social Worker provider in Montclair, NJ (NPI 1679791743).
Provider details
- NPI number
- 1679791743
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 44SC04379900 (NJ)
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
19 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
Registry dates
- Enumerated
- 2007-04-23
- Last updated
- 2007-07-08
Frequently asked questions
- What is Susan Markowitz's NPI number?
- Susan Markowitz's National Provider Identifier (NPI) is 1679791743, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susan Markowitz's specialty?
- Susan Markowitz is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Susan Markowitz located?
- Susan Markowitz's practice location on file with NPPES is 211 Glenridge Ave, Montclair, NJ 07042-3527.
- What is Susan Markowitz's phone number?
- The practice phone number listed in the NPPES registry for Susan Markowitz is (973) 509-0988.
- Is Susan Markowitz's NPI active?
- Yes — Susan Markowitz's NPI (1679791743) 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.