1. Home
  2. Directory
  3. North Carolina
  4. Greensboro
  5. Internal Medicine
  6. NPI Profile

BRIAN JAMES MACKENZIE M.D.
NPI 1841234259
Internal Medicine in Greensboro, NC

Active since June 15, 2006PECOS Enrolled
1511 WESTOVER TER, SUITE 201, GREENSBORO, NC 27408(336) 373-0611(336) 533-0866 Get Directions Write a Review

NPPES record last updated: October 26, 2009. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Brian James Mackenzie M.d. NPPES

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

BRIAN JAMES MACKENZIE M.D. (NPI 1841234259) is an individual internal medicine provider in Greensboro, North Carolina, licensed in North Carolina (200401651) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1841234259
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameBRIAN JAMES MACKENZIECredential: M.D.
Location Address1511 WESTOVER TER, SUITE 201Greensboro, NC 27408-7128
Mailing Address1511 Westover Ter, Suite 201Greensboro, NC 27408-7128 · (336) 373-0611 · Fax (336) 533-0866
Phone(336) 373-0611
Fax(336) 533-0866
Sole ProprietorNo
Enumeration DateJune 15, 2006
Last NPPES UpdateOctober 26, 2009
✔ NPI 1841234259 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NC · 200401651
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedHospitalistTaxonomy 208M00000X · License 200401651 (NC)
1511 WESTOVER TER, Greensboro, NC 27408
Open in Google Maps ↗

Other Identifiers 6

Other139EYNC · Blue Cross Blue Shield
OtherP00223735NC · Railroad Medicare
Medicare UPINI28351NC
Medicare ID-Type Unspecified2039299NC
Medicaid5900835NC
Other193227NC · Medcost

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Brian James Mackenzie M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Brian Mackenzie reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Greensboro Medical Associates, P.A.
Same address
Internal Medicine
1511 WESTOVER TER, SUITE 201
Greensboro, NC 27408
  • Reassigned Medicare billing, North Carolina enrollment
  • 13 clinicians in this Medicare group
NPI 1336102078 (336) 373-0611

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 27408 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
$125.01 typical visit price
range $54.12 – $165.09
Typical copayment $31.25 (range $13.53 – $41.27)
Most-billed visit code 99204
Established Patient
$95.94 typical visit price
range $17.21 – $134.61
Typical copayment $23.98 (range $4.30 – $33.65)
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 15

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

WALTER DENNIS KOHUT M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1511 WESTOVER TER, SUITE 201
GREENSBORO, NC 27408
Guilford County (336) 533-4192
DR. BINDUBAL BALAN M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1511 WESTOVER TER, SUITE 201
GREENSBORO, NC 27408
Guilford County (336) 533-4192
CAREN MCHENRY PHARMD
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
1511 WESTOVER TER
GREENSBORO, NC 27408
Guilford County (336) 373-0611
KELSY EDWARD COMBS PHARMD
Pharmacist (Ambulatory Care)
1511 WESTOVER TER
GREENSBORO, NC 27408
Guilford County (336) 373-0611
AJITH RAMACHANDRAN M.D.
Internal Medicine
1511 WESTOVER TER, SUITE 201
GREENSBORO, NC 27408
Guilford County (336) 373-0611
DR. RAYMOND CHARLES SULLIVAN JR. M.D.
Internal Medicine
1511 WESTOVER TER, SUITE 201
GREENSBORO, NC 27408
Guilford County (336) 373-0611
DR. JENNY MARIE MCGUIRE PHARMD
Pharmacist (Pharmacotherapy)
1511 WESTOVER TER
GREENSBORO, NC 27408
Guilford County (336) 373-0611
MARY ELLEN PREVOST NP
Nurse Practitioner
1511 WESTOVER TER, SUITE 201
GREENSBORO, NC 27408
Guilford County (336) 373-0611

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 Brian Mackenzie's NPI number?

The NPI number for Brian Mackenzie is 1841234259. It was assigned to this individual provider in the NPPES registry on June 15, 2006.

Where is Brian Mackenzie located?

Brian Mackenzie practices at 1511 Westover Ter Suite 201, Greensboro, NC 27408. The listed phone number is (336) 373-0611.

What is Brian Mackenzie's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Brian Mackenzie enrolled in Medicare?

Yes. Brian Mackenzie is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Brian Mackenzie's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Brian Mackenzie reassigns Medicare benefits to Greensboro Medical Associates, P.A. (Greensboro, NC). The 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 Brian Mackenzie's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Brian Mackenzie was last updated on October 26, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.