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RACHEL CLEMMER MACKESSY-LLOYD PMHNP-BC, CRNP-BC
NPI 1326303215
Nurse Practitioner - Psychiatric/Mental Health in Silver Spring, MD

Active since July 07, 2012Opted out of Medicare · through Oct 1, 2028
130 WHITMOOR TER, SILVER SPRING, MD 20901(240) 630-3311(240) 630-3095 Get Directions Write a Review

NPPES record last updated: May 1, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 1, 2023, Mar 6, 2023 (2 updates tracked since 2023).

About Rachel Clemmer Mackessy-lloyd Pmhnp-bc, Crnp-bc NPPES

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

RACHEL CLEMMER MACKESSY-LLOYD PMHNP-BC, CRNP-BC (NPI 1326303215) is an individual psychiatric/mental health provider in Silver Spring, Maryland, licensed in Maryland (R200928) and active in the NPI registry since July 2012. She has opted out of Medicare through October 1, 2028 and remains eligible to order and refer and maintains a secondary practice location in Laurel.

NPPES Registry Identity

NPI1326303215
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameRACHEL CLEMMER MACKESSY-LLOYDCredential: PMHNP-BC, CRNP-BC
Location Address130 WHITMOOR TERSilver Spring, MD 20901-1519
Mailing Address8700 Georgia Ave, Suite 400Silver Spring, MD 20910-3618 · (301) 585-6049
Phone(240) 630-3311
Fax(240) 630-3095
Sole ProprietorNo
Enumeration DateJuly 7, 2012
Last NPPES UpdateMay 1, 20232 updates tracked since enumeration
NPPES CertifiedMay 1, 2023
✔ NPI 1326303215 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in MD · R200928
Also ListedNurse Practitioner · Adult HealthTaxonomy 363LA2200X · License R200928 (MD)
130 WHITMOOR TER, Silver Spring, MD 20901
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Other Names 1

Former Name (1)Rachel Sloane Clemmer

Secondary Practice Location 1

Location 18337 Cherry Ln # 12Laurel, MD 20707-4828 · Phone (833) 360-0061

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Rachel Clemmer Mackessy-lloyd Pmhnp-bc, Crnp-bc has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from October 1, 2026 through October 1, 2028.

Opt-Out Effective DateOctober 1, 2026
Opt-Out In Effect ThroughOctober 1, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20901 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

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

MACKESSY MENTAL HEALTH
Nurse Practitioner (Psychiatric/Mental Health)
130 WHITMOOR TER
SILVER SPRING, MD 20901
Montgomery County (202) 961-8671

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 Rachel Mackessy-lloyd's NPI number?

The NPI number for Rachel Mackessy-lloyd is 1326303215. It was assigned to this individual provider in the NPPES registry on July 7, 2012. The provider is also known as Rachel Sloane Clemmer.

Where is Rachel Mackessy-lloyd located?

Rachel Mackessy-lloyd practices at 130 Whitmoor Ter, Silver Spring, MD 20901. The listed phone number is (240) 630-3311.

What is Rachel Mackessy-lloyd's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Rachel Mackessy-lloyd enrolled in Medicare?

No. Rachel Mackessy-lloyd has opted out of Medicare through October 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Rachel Mackessy-lloyd was last updated on May 1, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.