DR. LESLIE GLENN BIESECKER MD
NPI 1871829648
Medical Genetics - Clinical Genetics (M.D.) in Bethesda, MD

Q: What is Leslie Biesecker's NPI number?

The NPI number for Leslie Biesecker is 1871829648. It was assigned to this individual provider in the NPPES registry on October 28, 2009.

Q: What is Leslie Biesecker's specialty?

The primary specialty registered for this NPI is Medical Genetics, specializing in Clinical Genetics (M.D.), with taxonomy code 207SG0201X.

Q: When was this NPI record last updated?

The NPPES record for Leslie Biesecker was last updated on October 28, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since October 28, 2009

49 CONVENT DR RM 4A56, BETHESDA, MD 20892(301) 402-2041(301) 402-2170 Get Directions Write a Review

NPPES record last updated: October 28, 2009. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. Leslie Glenn Biesecker Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. LESLIE GLENN BIESECKER MD (NPI 1871829648) is an individual clinical genetics (m.d.) provider in Bethesda, Maryland, licensed in Michigan (L1436933) and active in the NPI registry since October 2009.

NPPES Registry Identity

NPI1871829648

Entity TypeIndividualMale

Primary Taxonomy207SG0201X

Provider Legal NameDR. LESLIE GLENN BIESECKERCredential: MD

Location Address49 CONVENT DR RM 4A56Bethesda, MD 20892-0001

Mailing Address49 Convent Dr Rm 4a56Bethesda, MD 20892-0001 · (301) 402-2041 · Fax (301) 402-2170

Phone(301) 402-2041

Fax(301) 402-2170

Sole ProprietorNo

Enumeration DateOctober 28, 2009

✔ NPI 1871829648 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyMedical Genetics · Clinical Genetics (M.D.)Allopathic & Osteopathic Physicians

Taxonomy Code207SG0201X

License✔ Licensed in MI · L1436933

Definition

A clinical geneticist demonstrates competence in providing comprehensive diagnostic, management and counseling services for genetic disorders.

Also ListedPediatricsTaxonomy 208000000X · License L1436933 (MI)

49 CONVENT DR RM 4A56, Bethesda, MD 20892

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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Leslie Biesecker's NPI number?

The NPI number for Leslie Biesecker is 1871829648. It was assigned to this individual provider in the NPPES registry on October 28, 2009.

Where is Leslie Biesecker located?

Leslie Biesecker practices at 49 Convent Dr Rm 4a56, Bethesda, MD 20892. The listed phone number is (301) 402-2041.

What is Leslie Biesecker's specialty?

The primary specialty registered for this NPI is Medical Genetics, specializing in Clinical Genetics (M.D.), with taxonomy code 207SG0201X.

When was this NPI record last updated?

The NPPES record for Leslie Biesecker was last updated on October 28, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.