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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.

PINNACLE HEALTHCARE SERVICES, LLC
NPI 1316551237
Internal Medicine - Addiction Medicine in Alexandria, VA

Active since September 08, 2020CLIA 49D2227802 · Waiver
4660 KENMORE AVE STE 200, ALEXANDRIA, VA 22304(703) 957-9420(703) 419-3992 Get Directions Write a Review

NPPES record last updated: June 30, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 18, 2026, Mar 4, 2021, Sep 10, 2020 (3 updates tracked since 2020).

About Pinnacle Healthcare Services, Llc NPPES

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

PINNACLE HEALTHCARE SERVICES, LLC (NPI 1316551237), doing business as Pinnacle Healthcare Group, Llc, is a healthcare organization registered as an addiction medicine in Alexandria, Virginia and active in the NPI registry since September 2020. The organization holds a CLIA Waiver certificate valid through June 16, 2027, maintains 2 additional practice locations, and lists Kurwa Neemat Nyigu, Medical Director, as its authorized official.

NPPES Registry Identity

NPI1316551237
Entity TypeOrganization
Primary Taxonomy207RA0401X
Legal Business NamePINNACLE HEALTHCARE SERVICES, LLC
Location Address4660 KENMORE AVE STE 200Alexandria, VA 22304-1306
Mailing Address4660 Kenmore Ave Ste 200Alexandria, VA 22304-1306 · (703) 957-9420 · Fax (703) 419-3992
Phone(703) 957-9420
Fax(703) 419-3992
Organization SubpartNo
Authorized OfficialKurwa Neemat NyiguMedical Director · (336) 624-7164
Enumeration DateSeptember 8, 2020
Last NPPES UpdateJune 30, 20263 updates tracked since enumeration
NPPES CertifiedJune 30, 2026
✔ NPI 1316551237 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Addiction MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RA0401X
Definition
An internist doctor of osteopathy that specializes in the treatment of addiction disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine can obtain a Certificate of Added Qualifications in the field of Addiction Medicine.
Also ListedInternal MedicineTaxonomy 207R00000X
Also ListedPsychiatry & Neurology · PsychiatryTaxonomy 2084P0800X
4660 KENMORE AVE STE 200, Alexandria, VA 22304
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Other Names 1

Doing Business AsPinnacle Healthcare Group, Llc

Secondary Practice Locations 2

Location 11201 Seven Locks Rd Ste 360Rockville, MD 20854-6901 · Phone (703) 957-9420 · Fax (703) 419-3992
Location 2712 H, street NE ste1890Washington, DC 20002-3627 · Phone (703) 957-9420

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 49D2227802

Pinnacle Healthcare Services · Alexandria, VA
Active · expires Jun 16, 2027
CLIA Number49D2227802
Laboratory TypePhysician Office
Certificate Effective DateJune 17, 2025
Certificate Expiration DateJune 16, 2027
Laboratory DirectorKurwa N. Nyigu
Laboratory Phone(703) 957-9420
Laboratory LocationPinnacle Healthcare Services4660 Kenmore Ave Suite 200, Alexandria, VA 22304
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 3

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

DIGESTIVE HEALTH ASSOCIATES PC
Specialist
4660 KENMORE AVE STE 200
ALEXANDRIA, VA 22304
Alexandria City (703) 823-3750
DR. KURWA NEEMAT NYIGU M.D.
Internal Medicine
4660 KENMORE AVE STE 200
ALEXANDRIA, VA 22304
Alexandria City (336) 624-7164
ABYSSINIA MEDICAL CENTER LLC
Internal Medicine
4660 KENMORE AVE STE 200
ALEXANDRIA, VA 22304
Alexandria City (703) 957-9749

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 Pinnacle Healthcare Services, LLC's NPI number?

The NPI number for Pinnacle Healthcare Services, LLC is 1316551237. It was assigned to this organization in the NPPES registry on September 8, 2020. The provider is doing business as Pinnacle Healthcare Group, LLC.

Where is Pinnacle Healthcare Services, LLC located?

Pinnacle Healthcare Services, LLC is located at 4660 Kenmore Ave Ste 200, Alexandria, VA 22304. The listed phone number is (703) 957-9420.

What is Pinnacle Healthcare Services, LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Addiction Medicine, with taxonomy code 207RA0401X.

Does Pinnacle Healthcare Services, LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 49D2227802) is associated with this NPI, valid through June 16, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Pinnacle Healthcare Services, LLC was last updated on June 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 39 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.