WELLNESS HEALTH SERVICES, LLC
NPI 1033685953
Home Health in Washington, DC

Q: What is Wellness Health Services, LLC's NPI number?

The NPI number for Wellness Health Services, LLC is 1033685953. It was assigned to this organization in the NPPES registry on October 18, 2018. The provider is doing business as The Ark of DC.

Q: What is Wellness Health Services, LLC's specialty?

The primary specialty registered for this NPI is Home Health with taxonomy code 251E00000X.

Active since October 18, 2018

1818 NEW YORK AVE NE STE 110, WASHINGTON, DC 20002(202) 489-0615(202) 379-9220 Get Directions Write a Review

NPPES record last updated: July 29, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 29, 2026, Mar 9, 2026, Mar 30, 2020 and 8 more (11 updates tracked since 2018).

On this page

About Wellness Health Services, Llc NPPES

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

WELLNESS HEALTH SERVICES, LLC (NPI 1033685953), doing business as The Ark Of Dc, is a healthcare organization registered as a home health in Washington, District Of Columbia and active in the NPI registry since October 2018. The organization lists Nadine Arnal Toko, Ceo, as its authorized official.

NPPES Registry Identity

NPI1033685953

Entity TypeOrganization

Primary Taxonomy251E00000X

Legal Business NameWELLNESS HEALTH SERVICES, LLC

Location Address1818 NEW YORK AVE NE STE 110Washington, DC 20002-1849

Mailing Address11202 Marwood Hill DrPotomac, MD 20854-1241 · (770) 331-7912

Phone(202) 489-0615

Fax(202) 379-9220

Organization SubpartNo

Authorized OfficialNadine Arnal TokoCeo · (770) 331-7912

Enumeration DateOctober 18, 2018

Last NPPES UpdateJuly 29, 202611 updates tracked since enumeration

NPPES CertifiedJuly 29, 2026

✔ NPI 1033685953 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 14

★ Primary SpecialtyHome HealthAgencies

Taxonomy Code251E00000X

Definition

A public agency or private organization, or a subdivision of such an agency or organization, that is primarily engaged in providing skilled nursing services and other therapeutic services, such as physical therapy, speech-language pathology services, or occupational therapy, medical social services, and home health aide services. It has policies established by a professional group associated with the agency or organization (including at least one physician and one registered nurse) to govern the services and provides for supervision of such services by a physician or a registered nurse; maintains clinical records on all patients; is licensed in accordance with State or local law or is approved by the State or local licensing agency as meeting the licensing standards, where applicable; and meets other conditions found by the Secretary of Health and Human Services to be necessary for health and safety.

Also ListedCounselor · Mental HealthTaxonomy 101YM0800X

Also ListedBehavior AnalystTaxonomy 103K00000X

Also ListedPsychologistTaxonomy 103T00000X

Also ListedPsychologist · CounselingTaxonomy 103TC1900X

Also ListedCommunity/Behavioral HealthTaxonomy 251S00000X

Also ListedClinic/Center · Developmental DisabilitiesTaxonomy 261QD1600X

Also ListedClinic/Center · Mental Health (Including Community Mental Health Center)Taxonomy 261QM0801X

Also ListedClinic/Center · Adult Mental HealthTaxonomy 261QM0850X

Also ListedClinic/Center · MethadoneTaxonomy 261QM2800X

Also ListedClinic/Center · Rehabilitation, Substance Use DisorderTaxonomy 261QR0405X

Also ListedClinical Medical LaboratoryTaxonomy 291U00000X

Also ListedSubstance Abuse Rehabilitation Facility · Substance Abuse Treatment, ChildrenTaxonomy 3245S0500X

Also ListedRespite CareTaxonomy 385H00000X

1818 NEW YORK AVE NE STE 110, Washington, DC 20002

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Other Names 1

Doing Business AsThe Ark Of Dc

Other Identifiers 1

Medicaid063172881DC

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Wellness Health Services, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 9 clinicians reassign Medicare billing to Wellness Health Services, LLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 4 within 10 miles. They are listed nearest first.

Clinicians, nearest first (9)

Collette Odibo, APRN-CNP

Nurse Practitioner

NPI 1255661294

1818 NEW YORK AVE NE STE 110
Washington, DC 20002

(202) 489-0615

✔ PECOS✔ Accepts MedicareSame address

Helen Viban, NP

Nurse Practitioner

NPI 1598020877

1221 TAYLOR ST NW
Washington, DC 20011

(202) 464-9200

✔ PECOS3.2 mi

Theodore Osuala, MD

Psychiatry

NPI 1356428833

9470 ANNAPOLIS RD SUITE 117
Lanham, MD 20706

(301) 577-9111

✔ PECOS✔ Accepts Medicare8.0 mi

Chioma Oulega, PMHNP-BC

Nurse Practitioner

NPI 1891037255

9536 DUBARRY AVE
Lanham, MD 20706

(301) 385-1835

✔ PECOS✔ Accepts Medicare8.3 mi

Prudence Mancho, FNP-BC

Nurse Practitioner

NPI 1891063822

14221 NORTHGATE DR
Silver Spring, MD 20906

(301) 807-6957

✔ PECOS✔ Accepts Medicare13 mi

Karen Allen, KAREN ALLEN

Clinical Social Worker

NPI 1255610820

4329 NORTHVIEW DR
Bowie, MD 20716

(301) 741-7934

✔ PECOS13 mi

Eric Yenchi

Nurse Practitioner

NPI 1346723970

8102 KITTAMA DR
Clinton, MD 20735

(240) 643-1063

✔ PECOS✔ Accepts Medicare14 mi

Gedeon Longtchi, FNP

Nurse Practitioner

NPI 1689157331

2454 VINEYARD LN
Crofton, MD 21114

(240) 353-2357

✔ PECOS18 mi

Gissella Mana

Nurse Practitioner

NPI 1033473582

5526 GREEN DORY LN
Columbia, MD 21044

(301) 640-8687

✔ PECOS✔ Accepts Medicare21 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Wellness Health Services, LLC's NPI number?

The NPI number for Wellness Health Services, LLC is 1033685953. It was assigned to this organization in the NPPES registry on October 18, 2018. The provider is doing business as The Ark of DC.

Where is Wellness Health Services, LLC located?

Wellness Health Services, LLC is located at 1818 New York Ave NE Ste 110, Washington, DC 20002. The listed phone number is (202) 489-0615.

What is Wellness Health Services, LLC's specialty?

The primary specialty registered for this NPI is Home Health with taxonomy code 251E00000X.

Is Wellness Health Services, LLC enrolled in Medicare?

Yes. Wellness Health Services, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Wellness Health Services, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 9 clinicians in 3 Medicare specialties reassign their Medicare billing to Wellness Health Services, LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Nurse Practitioner (7), Clinical Social Worker (1) and Psychiatry (1). Of these, 1 practice at this address and 4 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Wellness Health Services, LLC was last updated on July 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.