Leon Flemembaum, MD
NPI 1417197310 · Addiction (Substance Use Disorder) Counselor · Glen Burnie, MD
Leon Flemembaum, MD is a Addiction (Substance Use Disorder) Counselor provider in Glen Burnie, MD (NPI 1417197310).
Provider details
- NPI number
- 1417197310
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- D35372 (MD)
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
17 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
- 2009-03-05
- Last updated
- 2009-03-05
Frequently asked questions
- What is Leon Flemembaum's NPI number?
- Leon Flemembaum's National Provider Identifier (NPI) is 1417197310, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leon Flemembaum's specialty?
- Leon Flemembaum is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Leon Flemembaum located?
- Leon Flemembaum's practice location on file with NPPES is 550 Crain Hwy N Ste 8, Glen Burnie, MD 21061-3057.
- What is Leon Flemembaum's phone number?
- The practice phone number listed in the NPPES registry for Leon Flemembaum is (410) 761-3686.
- Is Leon Flemembaum's NPI active?
- Yes — Leon Flemembaum's NPI (1417197310) is active in the NPPES registry as of the last update on 2009-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.