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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. RICHARD SAMUEL LANGTON M.D.
NPI 1023246584
Preventive Medicine - Occupational Medicine in Bethesda, MD

Active since June 23, 2009
8901 ROCKVILLE PIKE, BETHESDA, MD 20889(301) 295-6230 Get Directions Write a Review

NPPES record last updated: November 3, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Nov 3, 2026, Oct 6, 2026 (2 updates tracked since 2026).

About Dr. Richard Samuel Langton M.d. NPPES

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

DR. RICHARD SAMUEL LANGTON M.D. (NPI 1023246584) is an individual occupational medicine provider in Bethesda, Maryland, licensed in Indiana (01068900A) and active in the NPI registry since June 2009.

NPPES Registry Identity

NPI1023246584
Entity TypeIndividualMale
Primary Taxonomy2083X0100X
Provider Legal NameDR. RICHARD SAMUEL LANGTONCredential: M.D.
Location Address8901 ROCKVILLE PIKEBethesda, MD 20889-0001
Mailing Address8901 Rockville PikeBethesda, MD 20889-0001
Phone(301) 295-6230
Sole ProprietorYes
Enumeration DateJune 23, 2009
Last NPPES UpdateNovember 3, 20262 updates tracked since enumeration
NPPES CertifiedNovember 3, 2026
✔ NPI 1023246584 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPreventive Medicine · Occupational MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2083X0100X
License✔ Licensed in IN · 01068900A
Definition
Occupational medicine focuses on the health of workers, including the ability to perform work; the physical, chemical, biological, and social environments of the workplace; and the health outcomes of environmental exposures. Practitioners in this field address the promotion of health in the work place, and the prevention and management of occupational and environmental injury, illness, and disability.
8901 ROCKVILLE PIKE, Bethesda, MD 20889
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. LIESL SHOCKLEY GRENIER M.D.
Dermatology (Dermatopathology)
8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Montgomery County (301) 295-4000
MEGAN JUDITH LENIHAN MD
Surgery (Vascular Surgery)
8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Montgomery County (301) 295-4000
JOHNS HOPKINS UNIVERSITY
Internal Medicine (Endocrinology, Diabetes & Metabolism)
8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Montgomery County (301) 400-1382
NATASHA ANTONY MD
Obstetrics & Gynecology
8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Montgomery County (301) 295-4600
MR. ANDREW JOSEPH ULLMANN JR. DO
Internal Medicine
8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Montgomery County (908) 635-6978
BRYCE TANNER GARDNER DMD
Military Health Care Provider
8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Montgomery County (301) 295-4340
PARESH RAM PATEL MD
Emergency Medicine
8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Montgomery County (301) 295-4810
DR. BRADLEY ALLEN DENGLER M.D.
Neurological Surgery
8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Montgomery County (610) 223-7261

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 Richard Langton's NPI number?

The NPI number for Richard Langton is 1023246584. It was assigned to this individual provider in the NPPES registry on June 23, 2009.

Where is Richard Langton located?

Richard Langton practices at 8901 Rockville Pike, Bethesda, MD 20889. The listed phone number is (301) 295-6230.

What is Richard Langton's specialty?

The primary specialty registered for this NPI is Preventive Medicine, specializing in Occupational Medicine, with taxonomy code 2083X0100X.

When was this NPI record last updated?

The NPPES record for Richard Langton was last updated on November 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days 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.