Leon Flemembaum, MD
Addiction (Substance Use Disorder) Counselor · Glen Burnie, MD
Leon Flemembaum, MD is an addiction (substance use disorder) counselor with a practice address in Glen Burnie, Maryland, and NPI 1417197310, issued on Mar 5, 2009. Check the license (Maryland D35372, as entered in NPPES) with the Maryland board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Leon Flemembaum
- Credential
- MD
- Primary taxonomy
- Addiction (Substance Use Disorder) Counselor 101YA0400X
- License number
- D35372 MD
Self-reported in NPPES; status is on the state search - Practice location
- 550 Crain Hwy N Ste 8, Glen Burnie, MD 21061
- Phone
- (410) 761-3686
- Enumerated
- Mar 5, 2009
- Record last updated
- Mar 5, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (410) 761-5291
- Entity
- Type 1 · individual
8 nearest addiction (substance use disorder) counselor records → All 1,165 in Maryland → Look up another NPI →
Verify Leon Flemembaum in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license D35372Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Leon Flemembaum among 1,165 addiction (substance use disorder) counselor records in Maryland
Leon Flemembaum, MD is one of 1,165 addiction (substance use disorder) counselor records with a practice address in Maryland. 2% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2009, is newer than 17% of them.
- NPI issued2009 · 17% of these records are older, 80% newer
- In a Medicare fileNo · 2% of these records are
- In the CMS Doctors and Clinicians fileNo · 3% of these records are
- Record last updated2009 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YA0400X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
35 addiction (substance use disorder) counselor records list a practice address in Glen Burnie
They are 35 of the 1,989 NPPES records with a practice address in Glen Burnie, and 1,165 addiction (substance use disorder) counselor records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,165 in Maryland → Every provider in Glen Burnie → Addiction (Substance Use Disorder) Counselor nationwide →
The 8 addiction (substance use disorder) counselor records with the nearest ZIP codes
- Brittney BouldenGlen Burnie, MD 210611588399398
- Amy Bowers, CSC-ADGlen Burnie, MD 210611699462192
- Stephanie Campbell, CAC-ADGlen Burnie, MD 210611134661077
- Michael Clarke, ADTGlen Burnie, MD 210611295549079
- James Collins, BA, CAC-AD/SGlen Burnie, MD 210611538400775
- Patricia CrowleyGlen Burnie, MD 210611700512274
- Tiffany Huff, ADTGlen Burnie, MD 210611023709029
- Ashley Minarik, CSC-ADGlen Burnie, MD 210611720674658
Common questions
What is Leon Flemembaum, MD's NPI number?
Leon Flemembaum, MD's National Provider Identifier (NPI) is 1417197310, issued on Mar 5, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Leon Flemembaum, MD located?
The NPPES record lists a practice address at 550 Crain Hwy N Ste 8, Glen Burnie, MD, 21061. Phone: (410) 761-3686. Providers update this record themselves, so call before visiting.
How can I verify Leon Flemembaum, MD's license?
NPPES lists Maryland license number D35372, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.