DR. MARK W COBURN MD
NPI 1811035694
Radiology - Diagnostic Radiology in Round Rock, TX

Active since February 02, 2007PECOS EnrolledAccepts Medicare Assignment
300 UNIVERSITY BLVD, ROUND ROCK, TX 78665(512) 509-0100(512) 218-6330 Get Directions Write a Review

NPPES record last updated: December 4, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 4, 2025, Jan 13, 2021, May 8, 2017 (3 updates tracked since 2017).

About Dr. Mark W Coburn Md NPPES

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

DR. MARK W COBURN MD (NPI 1811035694) is an individual diagnostic radiology provider in Round Rock, Texas, licensed in Texas (N4357) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS, is affiliated with Yakima Valley Memorial, and maintains a secondary practice location in Tonasket.

NPPES Registry Identity

NPI1811035694
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameDR. MARK W COBURNCredential: MD
Location Address300 UNIVERSITY BLVDRound Rock, TX 78665-1032
Mailing AddressPo Box 844658Dallas, TX 75284-4658 · (254) 724-8800
Fax(512) 218-6330
Sole ProprietorNo
Medical School CMSOtherGraduated 1995
Enumeration DateFebruary 2, 2007
Last NPPES UpdateDecember 4, 20253 updates tracked since enumeration
NPPES CertifiedDecember 4, 2025
NPI 1811035694 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
Licenses Licensed in TX · N4357 Licensed in WA · MD61603753 Licensed in MO · 108365
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
300 UNIVERSITY BLVD, Round Rock, TX 78665

Secondary Practice Location 1

Location 1203 S Western AveTonasket, WA 98855-8803 · Phone (509) 486-2151 · Fax (509) 223-1640

Other Identifiers 4

Other173098MO · Mo Blue Shield
Medicaid140791001AR
Medicaid205007503MO
Other98569AR · Ark Blue Shield

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Mark W Coburn Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9133192586
PECOS Enrollment IDI20141008002594, I20250521003042, I20250521003262, I20250623003002
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.

Areas of Expertise CMS Part B claims 55

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Ct scan head or brain without contrast 70450
A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.
873 services839 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
425 services411 patients
Ultrasound scan of head and neck soft tissue 76536
An ultrasound scan of the head and neck soft tissue is a non-invasive procedure that uses sound waves to create images of the soft tissues in these areas. It helps identify any abnormalities or issues, such as tumors, cysts, or infections. It's painless and doesn't involve radiation.
344 services338 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
279 services270 patients
Ct scan of upper spine without contrast 72125
A CT scan of the upper spine without contrast is a non-invasive imaging test that uses X-rays to capture detailed images of your neck and upper back. It helps in identifying issues like fractures, tumors, or infections. No dye (contrast) is used in this scan.
262 services259 patients
Ultrasound of both sides of head and neck blood flow 93880
An ultrasound of the head and neck blood flow is a safe, non-invasive procedure that uses sound waves to create images of blood vessels. It helps detect abnormalities like blockages or clots, ensuring optimal blood flow.
194 services193 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Yakima Valley Memorial

Acute Care Hospitals · Yakima, WA
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500036
Location2811 Tieton DriveYakima, WA 98902 · Yakima County
Emergency services Birthing friendly

Overlake Hospital Medical Center

Acute Care Hospitals · Bellevue, WA
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number500051
Location1035-116th Ave NEBellevue, WA 98004 · King County
Emergency services Birthing friendly

Olympic Medical Center

Acute Care Hospitals · Port Angeles, WA
4/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number500072
Location939 Caroline StPort Angeles, WA 98362 · Clallam County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78665 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
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
Most-billed visit code 99213
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 20

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

Emergency Medicine
300 UNIVERSITY BLVD
ROUND ROCK, TX 78665
Nurse Practitioner (Neonatal)
300 UNIVERSITY BLVD
ROUND ROCK, TX 78665
Anesthesiology
300 UNIVERSITY BLVD
ROUND ROCK, TX 78665
Radiology (Diagnostic Radiology)
300 UNIVERSITY BLVD
ROUND ROCK, TX 78665
Nurse Anesthetist, Certified Registered
300 UNIVERSITY BLVD
ROUND ROCK, TX 78665
Anesthesiologist Assistant
300 UNIVERSITY BLVD
ROUND ROCK, TX 78665
Emergency Medicine
300 UNIVERSITY BLVD
ROUND ROCK, TX 78665
Physical Therapist
300 UNIVERSITY BLVD
ROUND ROCK, TX 78665

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 Mark Coburn's NPI number?

The NPI number for Mark Coburn is 1811035694. It was assigned to this individual provider in the NPPES registry on February 2, 2007.

Where is Mark Coburn located?

Mark Coburn practices at 300 University Blvd, Round Rock, TX 78665. The listed phone number is (512) 509-0100.

What is Mark Coburn's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Mark Coburn enrolled in Medicare?

Yes. Mark Coburn is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Mark Coburn accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Magnolia Health, Ambetter of Alabama and Ambetter of North Carolina and 4 other insurers list Mark Coburn as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Mark Coburn affiliated with any hospitals?

According to CMS data, Mark Coburn is affiliated with Yakima Valley Memorial, Overlake Hospital Medical Center and Olympic Medical Center.

When was this NPI record last updated?

The NPPES record for Mark Coburn was last updated on December 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.