IndividualActive
Darryl Mitteldorf, LCSW
NPI 1710852348 · Clinical Social Worker · New York, NY
Darryl Mitteldorf, LCSW is a Clinical Social Worker provider in New York, NY (NPI 1710852348).
Provider details
- NPI number
- 1710852348
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 044830 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
63 Avenue a Apt 13i
New York, NY 10009-6546
Phone: (917) 301-1913
Street-level locationGet directions
Mailing address
63 Avenue a Apt 13i
New York, NY 10009-6546
Registry dates
- Enumerated
- 2025-10-06
- Last updated
- 2025-10-06
- Certified
- 2025-10-06
Frequently asked questions
- What is Darryl Mitteldorf's NPI number?
- Darryl Mitteldorf's National Provider Identifier (NPI) is 1710852348, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darryl Mitteldorf's specialty?
- Darryl Mitteldorf is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Darryl Mitteldorf located?
- Darryl Mitteldorf's practice location on file with NPPES is 63 Avenue a Apt 13i, New York, NY 10009-6546.
- What is Darryl Mitteldorf's phone number?
- The practice phone number listed in the NPPES registry for Darryl Mitteldorf is (917) 301-1913.
- Is Darryl Mitteldorf's NPI active?
- Yes — Darryl Mitteldorf's NPI (1710852348) is active in the NPPES registry as of the last update on 2025-10-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.