Gregory Mayer, LCADC
NPI 1649403213 · Addiction (Substance Use Disorder) Counselor · Atlantic City, NJ
Gregory Mayer, LCADC is a Addiction (Substance Use Disorder) Counselor provider in Atlantic City, NJ (NPI 1649403213).
Provider details
- NPI number
- 1649403213
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- LCADC
- Sex
- Male
- Sole proprietor
- No
- License
- 37LC00014500 (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
16 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
- 2009-08-31
- Last updated
- 2009-08-31
Frequently asked questions
- What is Gregory Mayer's NPI number?
- Gregory Mayer's National Provider Identifier (NPI) is 1649403213, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Mayer's specialty?
- Gregory Mayer is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Gregory Mayer located?
- Gregory Mayer's practice location on file with NPPES is 1125 Atlantic Ave, Atlantic City, NJ 08401-4806.
- What is Gregory Mayer's phone number?
- The practice phone number listed in the NPPES registry for Gregory Mayer is (609) 350-6866.
- Is Gregory Mayer's NPI active?
- Yes — Gregory Mayer's NPI (1649403213) is active in the NPPES registry as of the last update on 2009-08-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.