Leonard N. Green, M.D.
Neurology Physician · Rockville, MD
Leonard N. Green, M.D. is a neurology physician with a practice address in Rockville, Maryland, and NPI 1609109677, issued on Sep 9, 2009. Check the license (Maryland D0038110, as entered in NPPES) on the Maryland Board of Physicians; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Leonard N. Green
- Credential
- M.D.
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- D0038110 MD
Self-reported in NPPES; status is on the state search - Practice location
- 15005 Shady Grove RD, Rockville, MD 20850
- Phone
- (301) 251-4090
- Enumerated
- Sep 9, 2009
- Record last updated
- Sep 9, 2009 (not updated in 17 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 526 in Maryland → Look up another NPI →
Also registered at 15005 Shady Grove RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Janette Alexander, M.D.Plastic Surgery Physician1972597888
- Terri Barr, M.D.Family Medicine Physician1760692966
- Maureen Fennell, M.D.Cardiovascular Disease Physician1750343075
- Daniel Fernicola, M.D.Cardiovascular Disease Physician1033171442
- Bernard Filner, M.D.Pain Medicine Physician1902914534
- Molly Garges, CRNP-OB/GYNWomen's Health Nurse Practitioner1447529011
Verify Leonard N. Green in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0038110Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Leonard N. Green among 526 neurology physician records in Maryland
Leonard N. Green, M.D. is one of 526 neurology physician records with a practice address in Maryland. 74% 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 63% of them.
- NPI issued2009 · 63% of these records are older, 33% newer
- In a Medicare fileNo · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% 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 2084N0400X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in Maryland
There are 526 neurology physician records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 526 in Maryland → Every provider in Rockville → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Alan Friedman, M.D.Rockville, MD 208501659487148
- Ranjit Mani, M.D.Rockville, MD 208501003951179
- Thien Nguyen, MD, PHDRockville, MD 208501639123938
- Debra Babcock, M.D.Rockville, MD 208521215152103
- Aviva Ellenstein, M.D., PH.D.Rockville, MD 208521134394836
- Mark Godec, M.D.Rockville, MD 208521194943464
- David Katz, M.D.N Bethesda, MD 208521740283480
- Aneesa Keya, M.DRockville, MD 208521558536508
Common questions
What is Leonard N. Green, M.D.'s NPI number?
Leonard N. Green, M.D.'s National Provider Identifier (NPI) is 1609109677, issued on Sep 9, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Leonard N. Green, M.D. located?
The NPPES record lists a practice address at 15005 Shady Grove RD, Rockville, MD, 20850. Phone: (301) 251-4090. Providers update this record themselves, so call before visiting.
How can I verify Leonard N. Green, M.D.'s license?
NPPES lists Maryland license number D0038110, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.