NPPES file of Aug 9, 2026

Rachel Markus Lcsw C LLC in Hampstead, MD

This location of Rachel Markus Lcsw C bills under NPI 1891361606, an organization record issued on Jun 2, 2021 with the primary taxonomy Clinical Social Worker. It is one of 3 NPIs registered under this name and one of 2 in Hampstead; each clinician who sees you there has their own NPI and license.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

Organization recordNPPES, Aug 2026
1891361606
Legal name
Rachel Markus Lcsw C LLC
Entity
Type 2 · organization
Primary taxonomy
Clinical Social Worker 1041C0700X
Practice location
4500 BLACK ROCK RD STE 103, Hampstead, MD 21074
Phone
443-750-2321
Mailing address
Sykesville, MD
Enumerated
Jun 2, 2021
Record updated
May 21, 2024
Authorized official
Owner (title as filed)
Public record from the NPPES NPI Registry (open it on CMS). An NPI identifies who bills; it is not a facility license.

The other Hampstead NPI

  1. Rachel Markus Lcsw C LLC4500 BLACK ROCK RD STE 103 · issued Feb 16, 20231083312300

4 clinicians CMS lists with Rachel Markus Lcsw C in Hampstead

  1. Nadia BrannonClinical Social Worker1699329607
  2. Sherron Brown, LCPCProfessional Counselor1063158764
  3. Rachel Markus, LCSW-CClinical Social Worker1538554449
  4. Julie Twigg, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1811202104

Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.

All 3 Rachel Markus Lcsw C NPIs

Every location registered under this name, in 2 cities.

See every location

Checking an organization

  1. Confirm the business with the Maryland secretary of state.
  2. Check the HHS-OIG exclusion list for the organization.
  3. Verify each clinician on their own record and the state license search.

Common questions

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Which Hampstead NPI should I use?

Ask the office which NPI it bills under; all 2 Hampstead NPIs are registered under the same name.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.