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OAK TREE PRIMARY CARE LLC
NPI 1598420531
Family Medicine in Columbia, MD

Active since November 04, 2021CLIA 21D2263031 · Waiver
5999 HARPERS FARM RD STE E260, COLUMBIA, MD 21044(443) 228-8592 Get Directions Write a Review

NPPES record last updated: November 4, 2021. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Oak Tree Primary Care Llc NPPES

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

OAK TREE PRIMARY CARE LLC (NPI 1598420531) is a healthcare organization registered as a family medicine in Columbia, Maryland and active in the NPI registry since November 2021. The organization holds a CLIA Waiver certificate valid through June 21, 2028 and lists Sarah Zaheer, Physician/ceo, as its authorized official.

NPPES Registry Identity

NPI1598420531
Entity TypeOrganization
Primary Taxonomy207Q00000X
Legal Business NameOAK TREE PRIMARY CARE LLC
Location Address5999 HARPERS FARM RD STE E260Columbia, MD 21044-3177
Mailing Address5999 Harpers Farm Rd Ste E260Columbia, MD 21044-3177 · (443) 228-8592
Phone(443) 228-8592
Organization SubpartNo
Authorized OfficialSarah ZaheerPhysician/ceo · (443) 228-8592
Enumeration DateNovember 4, 2021
NPPES CertifiedNovember 4, 2021
✔ NPI 1598420531 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
5999 HARPERS FARM RD STE E260, Columbia, MD 21044
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Other Names 1

Other NameOak Tree Dpc

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE 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 21D2263031

Oaktree Primary Care · Columbia, MD
Active · expires Jun 21, 2028
CLIA Number21D2263031
Laboratory TypePhysician Office
Certificate Effective DateJune 22, 2026
Certificate Expiration DateJune 21, 2028
Laboratory DirectorSarah Zaheer
Laboratory Phone(443) 228-8592
Laboratory LocationOaktree Primary Care5999 Harpers Farm Rd Suite E260, Columbia, MD 21044
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Oak Tree Primary Care LLC's NPI number?

The NPI number for Oak Tree Primary Care LLC is 1598420531. It was assigned to this organization in the NPPES registry on November 4, 2021. The provider is also known as Oak Tree DPC.

Where is Oak Tree Primary Care LLC located?

Oak Tree Primary Care LLC is located at 5999 Harpers Farm Rd Ste E260, Columbia, MD 21044. The listed phone number is (443) 228-8592.

What is Oak Tree Primary Care LLC's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Does Oak Tree Primary Care LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 21D2263031) is associated with this NPI, valid through June 21, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Oak Tree Primary Care LLC was last updated on November 4, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.