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BRIAN D MARKS DO PC
NPI 1548358484
Internal Medicine in Scottsdale, AZ

Active since October 10, 2006
5111 N SCOTTSDALE RD STE 158, SCOTTSDALE, AZ 85250(480) 949-7080(480) 675-9145 Get Directions Write a Review

NPPES record last updated: June 27, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Brian D Marks Do Pc NPPES

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

BRIAN D MARKS DO PC (NPI 1548358484) is a healthcare organization registered as an internal medicine in Scottsdale, Arizona and active in the NPI registry since October 2006. The organization lists Brian D Marks, President/owner, as its authorized official.

NPPES Registry Identity

NPI1548358484
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameBRIAN D MARKS DO PC
Location Address5111 N SCOTTSDALE RD STE 158Scottsdale, AZ 85250-7004
Mailing Address5111 N Scottsdale Rd Ste 158Scottsdale, AZ 85250-7004 · (480) 949-7080 · Fax (480) 675-9145
Phone(480) 949-7080
Fax(480) 675-9145
Organization SubpartNo
Authorized OfficialBrian D MarksPresident/owner · (480) 949-7080
Enumeration DateOctober 10, 2006
Last NPPES UpdateJune 27, 2025
NPPES CertifiedJune 27, 2025
✔ NPI 1548358484 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
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.
5111 N SCOTTSDALE RD STE 158, Scottsdale, AZ 85250
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Other Identifiers 1

OtherF11117AZ · Php Ahcccs

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Brian D Marks Do Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Brian D Marks Do PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Brian Marks, D.O.
Internal Medicine
NPI 1013982883
5111 N SCOTTSDALE RD STE 158
Scottsdale, AZ 85250
(480) 949-7080
✔ PECOS✔ Accepts MedicareSame address

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 Brian D Marks Do PC's NPI number?

The NPI number for Brian D Marks Do PC is 1548358484. It was assigned to this organization in the NPPES registry on October 10, 2006.

Where is Brian D Marks Do PC located?

Brian D Marks Do PC is located at 5111 N Scottsdale Rd Ste 158, Scottsdale, AZ 85250. The listed phone number is (480) 949-7080.

What is Brian D Marks Do PC's specialty?

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

Is Brian D Marks Do PC enrolled in Medicare?

Yes. Brian D Marks Do PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Brian D Marks Do PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Brian D Marks Do PC. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Brian D Marks Do PC was last updated on June 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.