MARK BRIAN BUCKNER (M.D.) – Emergency Medicine Physician, NPI 1396752879

Excluded from federal healthcare programs (Medicare/Medicaid)

This provider is listed on the OIG List of Excluded Individuals/Entities (LEIE). Exclusion effective: 2025-01-20. Reason: License revocation, suspension, or surrender.

Emergency Medicine Physician

MARK BRIAN BUCKNER (M.D.) is a healthcare provider. based in Sherman, Texas. specializing in Emergency Medicine Physician. They hold the professional credentials M.D.. They hold a License No. J1898 (TX). The NPI Number for MARK BRIAN BUCKNER (M.D.) is 1396752879

Main info

Male

Name

MARK BRIAN BUCKNER (M.D.)

NPI

1396752879

Phone

(903) 868-9565

Address

913 COTTONWOOD DR

Enumeration Date

1 August 2006

Last Update Date

6 March 2012

Data current as of

19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology

Experience52

Completeness75

Years active:19State licenses:1Digital endpointsOther names

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Provider Addresses for MARK BRIAN BUCKNER (M.D.)

913, Cottonwood Drive, Sherman, Grayson County, Texas, 75090, United States
SHERMAN, TX 750902831
Phone: (903) 868-9565
Fax: (903) 893-8916
Type: Location
332 KLAS RD
SHERMAN, TX 750925959
Phone: (903) 813-0521
Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

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Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 75090)

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Provider's Procedures

MARK BRIAN BUCKNER (M.D.) performs procedures in Emergency Medicine Physician. See the list of HCPCS codes below.

Specialty	Practice State	HCPCS Code	Description	Service Count	Beneficiary Count
EMERGENCY MEDICINE	TX	71010	X-ray of chest, 1 view, front	97	45

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Frequently asked questions

Where can patients find MARK BRIAN BUCKNER (M.D.)'s NPI?

You can confirm MARK BRIAN BUCKNER (M.D.) with NPI 1396752879; it appears in the national provider directory.

Is MARK BRIAN BUCKNER (M.D.) currently active in the NPI registry?

CMS-published data lists MARK BRIAN BUCKNER (M.D.) as an active registrant.

What does MARK BRIAN BUCKNER (M.D.) treat or focus on?

Patients typically see MARK BRIAN BUCKNER (M.D.) under the specialty Emergency Medicine Physician. Clinical services aligned with this taxonomy classification.

Where does public data place MARK BRIAN BUCKNER (M.D.)?

The snapshot lists Sherman, Texas for MARK BRIAN BUCKNER (M.D.); download NPPES for the complete set.

Does Medicare enrollment show here?

Medicare enrollment screens are separate from the basic NPI extract shown here.