Healthcare Provider Details

I. General information

NPI: 1952213498
Provider Name (Legal Business Name): WARREN LEONARD MD
Entity Type: Individual
Gender: Male
Sole Proprietor: N

II. Dates (important events)

Enumeration Date: 09/21/2026
Last Update Date: 09/21/2026
Certification Date: 09/20/2026
Deactivation Date:
Reactivation Date:

III. Provider practice location address

9000 ROCKVILLE PIKE RM 7B05
BETHESDA MD
20892-1674
US

IV. Provider business mailing address

9020 BURDETTE RD
BETHESDA MD
20817-2114
US

V. Phone/Fax

Practice location:
  • Phone: 301-496-0098
  • Fax:
Mailing address:
  • Phone: 202-897-8962
  • Fax:

VI. Provider taxonomy

Scope of Practice (Provider specialty)

# 1
Primary TaxonomyY
Taxonomy Code207RA0201X
TaxonomyAllergy & Immunology (Internal Medicine) Physician
License NumberD0027344
License Number StateMD

VIII. Authorized Official

Name:
Title or Position:
Credential:
Phone: