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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.

SYLWIA P FOWLER, MD PSYCHIATRY LLC
NPI 1821985078
Clinic/Center - Mental Health (Including Community Mental Health Center) in North Bethesda, MD

Active since June 20, 2025
6000 EXECUTIVE BLVD STE 405, NORTH BETHESDA, MD 20852(301) 888-6128(301) 517-9369 Get Directions Write a Review

NPPES record last updated: July 8, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 8, 2026, Nov 9, 2025, Jun 20, 2025 (3 updates tracked since 2025).

About Sylwia P Fowler, Md Psychiatry Llc NPPES

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

SYLWIA P FOWLER, MD PSYCHIATRY LLC (NPI 1821985078) is a healthcare organization registered as a mental health (including community mental health center) in North Bethesda, Maryland and active in the NPI registry since June 2025. The organization lists Sylwia Fowler, President, as its authorized official.

NPPES Registry Identity

NPI1821985078
Entity TypeOrganization
Primary Taxonomy261QM0801X
Legal Business NameSYLWIA P FOWLER, MD PSYCHIATRY LLC
Location Address6000 EXECUTIVE BLVD STE 405North Bethesda, MD 20852-3857
Mailing Address6000 Executive Blvd Ste 405North Bethesda, MD 20852-3857 · (301) 888-6128 · Fax (301) 517-9369
Phone(301) 888-6128
Fax(301) 517-9369
Organization SubpartNo
Authorized OfficialSylwia FowlerPresident · (617) 519-4763
Enumeration DateJune 20, 2025
Last NPPES UpdateJuly 8, 20263 updates tracked since enumeration
NPPES CertifiedJuly 8, 2026
✔ NPI 1821985078 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Mental Health (Including Community Mental Health Center)Ambulatory Health Care Facilities
Taxonomy Code261QM0801X
6000 EXECUTIVE BLVD STE 405, North Bethesda, MD 20852
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Other Providers at the Same Location NPPES

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

SYLWIA PATRYCJA FOWLER MD
Psychiatry & Neurology (Neurology)
6000 EXECUTIVE BLVD STE 405
NORTH BETHESDA, MD 20852
Montgomery County (301) 888-6128

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 Sylwia P Fowler, MD Psychiatry LLC's NPI number?

The NPI number for Sylwia P Fowler, MD Psychiatry LLC is 1821985078. It was assigned to this organization in the NPPES registry on June 20, 2025.

Where is Sylwia P Fowler, MD Psychiatry LLC located?

Sylwia P Fowler, MD Psychiatry LLC is located at 6000 Executive Blvd Ste 405, North Bethesda, MD 20852. The listed phone number is (301) 888-6128.

What is Sylwia P Fowler, MD Psychiatry LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Mental Health (Including Community Mental Health Center), with taxonomy code 261QM0801X.

When was this NPI record last updated?

The NPPES record for Sylwia P Fowler, MD Psychiatry LLC was last updated on July 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 30 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.