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MARY LOU LYON, LCPC, LLC
NPI 1811310238
Counselor - Professional in Rockville, MD

Active since January 22, 2014
966 HUNGERFORD DR, SUITE 18B, ROCKVILLE, MD 20850(301) 762-4100 Get Directions Write a Review

NPPES record last updated: January 22, 2014. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mary Lou Lyon, Lcpc, Llc NPPES

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

MARY LOU LYON, LCPC, LLC (NPI 1811310238) is a healthcare organization registered as a professional in Rockville, Maryland and active in the NPI registry since January 2014. The organization lists Mary Lou Lyon, Owner, as its authorized official.

NPPES Registry Identity

NPI1811310238
Entity TypeOrganization
Primary Taxonomy101YP2500X
Legal Business NameMARY LOU LYON, LCPC, LLC
Location Address966 HUNGERFORD DR, SUITE 18BRockville, MD 20850-1714
Mailing Address966 Hungerford Dr, Suite 18bRockville, MD 20850-1714 · (301) 762-4100
Phone(301) 762-4100
Organization SubpartNo
Authorized OfficialMary Lou LyonOwner · (301) 762-4100
Enumeration DateJanuary 22, 2014
✔ NPI 1811310238 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers
Taxonomy Code101YP2500X
License✔ Licensed in MD · LC1509
966 HUNGERFORD DR, Rockville, MD 20850
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 15

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

MR. JEFF SHINAL LCPC
Counselor (Professional)
966 HUNGERFORD DR, SUITE 14A
ROCKVILLE, MD 20850
Montgomery County (703) 585-1066
DR. HUI TIAN PH.D
Acupuncturist
966 HUNGERFORD DR, SUITE 10A
ROCKVILLE, MD 20850
Montgomery County (301) 309-8889
DR. JOSHUA MARCUS COHEN PH.D.
Psychologist (Clinical)
966 HUNGERFORD DR, #32A
ROCKVILLE, MD 20850
Montgomery County (301) 315-6301
POTOMAC FAMILY PLANNING CENTER
Clinic/Center (Ambulatory Family Planning Facility)
966 HUNGERFORD DR, SUITE 24
ROCKVILLE, MD 20850
Montgomery County (301) 251-9124
DR. MICHAEL GROSS M.D.
Psychiatry & Neurology (Psychiatry)
966 HUNGERFORD DR, STE 2
ROCKVILLE, MD 20850
Montgomery County (301) 251-2323
MS. ALICIA BELTRAN L.C.P.C.
Counselor (Professional)
966 HUNGERFORD DR, SUITE 20B
ROCKVILLE, MD 20850
Montgomery County (301) 922-5759
GUSTAVO ALBERTO GOLDSTEIN MD
Psychiatry & Neurology (Psychiatry)
966 HUNGERFORD DR, SUITE 14 B
ROCKVILLE, MD 20850
Montgomery County (301) 351-7492
MR. MARIO LAGMAN LCPC
Counselor (Professional)
966 HUNGERFORD DR, SUITE 14A
ROCKVILLE, MD 20850
Montgomery County (301) 793-1789

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 Mary Lou Lyon, Lcpc, LLC's NPI number?

The NPI number for Mary Lou Lyon, Lcpc, LLC is 1811310238. It was assigned to this organization in the NPPES registry on January 22, 2014.

Where is Mary Lou Lyon, Lcpc, LLC located?

Mary Lou Lyon, Lcpc, LLC is located at 966 Hungerford Dr Suite 18B, Rockville, MD 20850. The listed phone number is (301) 762-4100.

What is Mary Lou Lyon, Lcpc, LLC's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

When was this NPI record last updated?

The NPPES record for Mary Lou Lyon, Lcpc, LLC was last updated on January 22, 2014. NPI Profile syncs with the weekly NPPES data releases published by CMS.