Marc Weisburg LLC
NPI 1356805923 · Mental Health Counselor · Wilmington, DE
Marc Weisburg LLC is a Mental Health Counselor organization in Wilmington, DE (NPI 1356805923).
Provider details
- NPI number
- 1356805923
- Entity type
- Organization
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Marc Weisburg, Owner(302) 409-0750
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Professional Counselor101YP2500X
Behavioral Health & Social Service Providers
- Counselor101Y00000X
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
7 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
Other names (DBA / former)
- Doing business as
- Marc Weisburg
- Doing business as
- Marc Weisburg
Registry dates
- Enumerated
- 2019-01-28
- Last updated
- 2023-12-01
- Certified
- 2023-12-01
Frequently asked questions
- What is Marc Weisburg LLC's NPI number?
- Marc Weisburg LLC's National Provider Identifier (NPI) is 1356805923, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Marc Weisburg LLC?
- Marc Weisburg LLC is classified in the NPPES registry as Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Marc Weisburg LLC located?
- Marc Weisburg LLC's practice location on file with NPPES is 501 Silverside Rd Ste 37, Wilmington, DE 19809-1388.
- What is Marc Weisburg LLC's phone number?
- The practice phone number listed in the NPPES registry for Marc Weisburg LLC is (302) 409-0750.
- Who is the authorized official for Marc Weisburg LLC?
- The authorized official listed on Marc Weisburg LLC's NPPES record is Marc Weisburg, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Marc Weisburg LLC's NPI active?
- Yes — Marc Weisburg LLC's NPI (1356805923) is active in the NPPES registry as of the last update on 2023-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.