IndividualActive
William Margraf, LCSW
NPI 1699613737 · Clinical Social Worker · New York, NY
William Margraf, LCSW is a Clinical Social Worker provider in New York, NY (NPI 1699613737).
Provider details
- NPI number
- 1699613737
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 074355 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(53/100 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
500 W 111th St Apt 3a
New York, NY 10025-1905
Phone: (917) 280-3151
Street-level locationGet directions
Mailing address
500 W 111th St Apt 3a
New York, NY 10025-1905
Registry dates
- Enumerated
- 2026-03-23
- Last updated
- 2026-03-23
- Certified
- 2026-03-22
Frequently asked questions
- What is William Margraf's NPI number?
- William Margraf's National Provider Identifier (NPI) is 1699613737, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Margraf's specialty?
- William Margraf is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is William Margraf located?
- William Margraf's practice location on file with NPPES is 500 W 111th St Apt 3a, New York, NY 10025-1905.
- What is William Margraf's phone number?
- The practice phone number listed in the NPPES registry for William Margraf is (917) 280-3151.
- Is William Margraf's NPI active?
- Yes — William Margraf's NPI (1699613737) is active in the NPPES registry as of the last update on 2026-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.