Individual provider Active NPI

Rachel Clemmer Mackessy-Lloyd, PMHNP-BC, CRNP-BC

  • Psychiatric/Mental Health Nurse Practitioner
  • Silver Spring, MD
National Provider Identifier
1326303215
Registry record updated May 1, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X
License
R200928 Issued in MD
Practice address
130 Whitmoor Ter
Silver Spring, MD 20901-1519
Phone
(240) 630-3311
Fax
(240) 630-3095
NPI assigned
Jul 7, 2012
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 1, 2023

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Adult Health Nurse Practitioner 363LA2200X R200928 MD
Psychiatric/Mental Health Nurse Practitioner 363LP0808X R200928 MD Primary

Addresses

Primary practice location

130 Whitmoor Ter
Silver Spring, MD 20901-1519

Mailing address

8700 Georgia Ave
Suite 400
Silver Spring, MD 20910-3618
Phone (301) 585-6049

Other practice location 1

8337 Cherry Ln # 12
Laurel, MD 20707-4828
Phone (833) 360-0061

Other names 1

  • Rachel Sloane Clemmer Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20130207000040 DC Practitioner - Nurse Practitioner 7214181890 Reassigns benefits to 1 organization

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Mackessy Mental Health Psychiatric/Mental Health CurrentSince Sep 3, 2025 Accepting new patients
Medical Faculty Associates, Inc CurrentSince Jan 1, 2013 Accepting new patients

Locations

2021 K St NW
Ste 408
Washington, DC 20006
Phone (202) 223-1024

900 23rd St NW
Washington, DC 20037
Phone (202) 715-4750

8700 Georgia Ave
Ste 400
Silver Spring, MD 20910
Phone (301) 585-6049

Organizations & group practices 2

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1341619200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1682899200000",
    "number": "1326303215",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8700 GEORGIA AVE",
            "address_2": "SUITE 400",
            "city": "SILVER SPRING",
            "state": "MD",
            "postal_code": "209103618",
            "telephone_number": "301-585-6049"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "130 WHITMOOR TER",
            "city": "SILVER SPRING",
            "state": "MD",
            "postal_code": "209011519",
            "telephone_number": "240-630-3311",
            "fax_number": "240-630-3095"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "8337 Cherry Ln # 12",
            "address_purpose": "LOCATION",
            "city": "Laurel",
            "state": "MD",
            "postal_code": "207074828",
            "country_code": "US",
            "telephone_number": "833-360-0061",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MACKESSY-LLOYD",
        "first_name": "RACHEL",
        "middle_name": "CLEMMER",
        "credential": "PMHNP-BC, CRNP-BC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2012-07-07",
        "last_updated": "2023-05-01",
        "certification_date": "2023-05-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Adult Health",
            "state": "MD",
            "license": "R200928",
            "primary": false
        },
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "MD",
            "license": "R200928",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "RACHEL",
            "last_name": "CLEMMER",
            "middle_name": "SLOANE",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Silver Spring, MD

Sources for this page

Verify at the official NPI Registry.