STEVEN ASHLOCK M. D.
NPI 1033197363
Radiology - Diagnostic Radiology in Odessa, TX

Q: What is Steven Ashlock's NPI number?

The NPI number for Steven Ashlock is 1033197363. It was assigned to this individual provider in the NPPES registry on January 6, 2006.

Q: What is Steven Ashlock's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Steven Ashlock was last updated on September 14, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.

Active since January 06, 2006PECOS EnrolledAccepts Medicare Assignment

520 E 6TH ST, DEPARTMENT OF RADIOLOGY, ODESSA, TX 79761(432) 582-8290(432) 582-8931 Get Directions Write a Review

NPPES record last updated: September 14, 2012. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Steven Ashlock M. D. NPPES

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

STEVEN ASHLOCK M. D. (NPI 1033197363) is an individual diagnostic radiology provider in Odessa, Texas, licensed in Texas (J3966) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, is affiliated with University Of Texas Medical Branch Galveston, and is a graduate of University Of Texas Medical School At Houston (1992).

NPPES Registry Identity

NPI1033197363

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameSTEVEN ASHLOCKCredential: M. D.

Location Address520 E 6TH ST, DEPARTMENT OF RADIOLOGYOdessa, TX 79761-4527

Mailing Address18 San Juan CtOdessa, TX 79765-8542 · (432) 561-5110 · Fax (432) 561-5110

Phone(432) 582-8290

Fax(432) 582-8931

Sole ProprietorNo

Medical School CMSUniversity Of Texas Medical School At HoustonGraduated 1992

Enumeration DateJanuary 6, 2006

Last NPPES UpdateSeptember 14, 2012

✔ NPI 1033197363 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

License✔ Licensed in TX · J3966

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

520 E 6TH ST, Odessa, TX 79761

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Other Identifiers 3

Medicare ID-Type Unspecified00T45ZTX · Group Identifier

Medicare UPINF70982TX

Medicaid1376022-13TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Oscar Insurance Company and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Steven Ashlock M. D. 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 ID6800897299

PECOS Enrollment IDI20070129000096

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 Reassignments

Medicare enrollment records show Steven Ashlock reassigns Medicare billing to 14 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

County Of Yoakum

82 mi

Critical Access

412 MUSTANG AVENUE
Denver City, TX 79323

Reassigned Medicare billing, Texas enrollment
60 clinicians in this Medicare group

NPI 1790702371 (806) 592-2121

Fisher County Hospital District

132 mi

Emergency Medicine

774 STATE HIGHWAY 70 N
Rotan, TX 79546

Reassigned Medicare billing, Texas enrollment
Also billed through NPI 1598746703 (Texas)
106 clinicians in this Medicare group

NPI 1699898726 (325) 735-2256

Comanche County Medical Center Company

224 mi

Critical Access

10201 HIGHWAY 16
Comanche, TX 76442

Reassigned Medicare billing, Texas enrollment
100 clinicians in this Medicare group

NPI 1346544616 (254) 879-4900

South Texas Radiology Group PA

277 mi

Diagnostic Radiology

COLONNADE I, 9901 IH-10 WEST, SUITE 905
San Antonio, TX 78230

Reassigned Medicare billing, Texas enrollment
106 clinicians in this Medicare group

NPI 1851368039 (210) 616-7700

North Star Mcd, LLC

281 mi

Radiology

110 MARY LOU DRIVE, SUITE 400
Willow Park, TX 76087

Reassigned Medicare billing, Texas enrollment
206 clinicians in this Medicare group

NPI 1528766805 (972) 649-6460

North Star Gv, LP

316 mi

Radiology

2535 IRA E WOODS AVE STE 101
Grapevine, TX 76051

Reassigned Medicare billing, Texas enrollment
194 clinicians in this Medicare group

NPI 1922512664 (972) 649-6460

North Star Cn, LP

331 mi

Radiology

4780 N JOSEY LN
Carrollton, TX 75010

Reassigned Medicare billing, Texas enrollment
201 clinicians in this Medicare group

NPI 1013305945 (972) 492-1334

North Star Npt LP

333 mi

Radiology

6101 W PLANO PKWY STE 150
Plano, TX 75093

Reassigned Medicare billing, Texas enrollment
137 clinicians in this Medicare group

NPI 1699387647 (972) 649-6460

North Star Fp, LP

335 mi

Radiology

11970 N CENTRAL EXPY STE 100
Dallas, TX 75243

Reassigned Medicare billing, Texas enrollment
216 clinicians in this Medicare group

NPI 1033630835 (972) 649-6460

North Star Mri Of Frisco LP

336 mi

Radiology

8501 WADE BLVD., SUITE 220
Frisco, TX 75034

Reassigned Medicare billing, Texas enrollment
223 clinicians in this Medicare group

NPI 1649356759 (214) 618-3420

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

Areas of Expertise CMS Part B claims 37

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.

Screening mammography 77067

Screening mammography is a preventative measure that uses low-dose X-rays to take images of the chest area. It's a key tool in early detection of abnormalities, helping to identify issues before they become symptomatic. It is recommended annually for certain age groups.

612 services612 patients

X-ray of chest, 1 view 71045

A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.

518 services328 patients

Screening 3d breast mammography 77063

Screening 3D breast mammography is a procedure that uses low-dose X-rays to create detailed images of the breast. This allows for early detection of any unusual changes or growths. It's a non-invasive, outpatient procedure that typically takes about 30 minutes.

506 services506 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.

122 services114 patients

Dxa bone density measurement of hip, pelvis, spine 77080

A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.

117 services117 patients

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.

78 services74 patients

Ct scan of abdomen and pelvis without contrast 74176

A CT scan of the abdomen and pelvis is a non-invasive medical test. It uses special X-ray equipment to create detailed images of your abdominal and pelvic areas. This helps doctors examine organs, tissues, and vessels. No contrast dye is used in this procedure.

72 services64 patients

Complete ultrasound scan of 1 breast 76641

A complete ultrasound scan of one breast is a non-invasive imaging test that uses sound waves to create detailed images of the inside of your breast. It helps in detecting any abnormalities or changes, ensuring your breast health.

65 services65 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect 78452

Nuclear medicine studies of the heart involve two parts: rest and stress. During rest, images are taken of your heart at ease. During stress, images are taken after exercise or medication-induced stress. SPECT is a special imaging technique providing 3D pictures of your heart, helping identify any issues.

59 services59 patients

X-ray of chest, 2 views 71046

55 services50 patients

Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) G0279

Diagnostic digital breast tomosynthesis is a 3D imaging test that allows doctors to examine your breast tissue layer by layer. It's performed on one or both sides. It helps in detecting abnormalities more accurately. It's often done in addition to other tests.

49 services49 patients

Ct scan of abdomen and pelvis with contrast 74177

A CT scan of the abdomen and pelvis with contrast is an imaging procedure. A special dye, called contrast, is used to make certain areas more visible. This can help identify issues such as infections, tumors, or other abnormalities. The procedure is painless and usually takes about 30 minutes.

44 services43 patients

Diagnostic mammography of 1 breast 77065

Diagnostic mammography of 1 breast is a detailed imaging test that allows doctors to closely examine a specific area in the breast. It's often used when a routine screening reveals an abnormality. This test can help identify any unusual changes or issues.

39 services34 patients

Ct scan of chest without contrast 71250

A CT scan of the chest without contrast is a non-invasive imaging procedure. It uses special X-ray equipment to produce detailed images of your chest area, including your lungs and heart. It can help diagnose conditions such as lung diseases or heart disorders. It doesn't involve any dyes or contrast agents.

36 services35 patients

X-ray of abdomen, 1 view 74018

An X-ray of the abdomen, 1 view, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the structures in your abdomen, such as the stomach, liver, and intestines. This can help identify issues like blockages, infections, or injuries.

34 services27 patients

Ct scan of blood vessels of chest with contrast 71275

A CT scan of the chest with contrast is a non-invasive imaging test. It uses X-rays and a special dye to get detailed images of your blood vessels in the chest. This helps in diagnosing conditions related to heart and lungs.

29 services29 patients

X-ray of shoulder, minimum of 2 views 73030

An X-ray of the shoulder, with a minimum of 2 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of your shoulder bones. This helps in diagnosing conditions like fractures, arthritis, or other abnormalities. The procedure is quick and painless.

26 services24 patients

Limited ultrasound scan behind abdominal cavity 76775

A limited ultrasound scan behind the abdominal cavity is a non-invasive imaging method that helps visualize structures in the back of your abdomen. This procedure uses sound waves to create pictures of these areas, assisting in diagnosing certain conditions.

24 services24 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.

22 services21 patients

Limited ultrasound scan of abdomen 76705

A limited ultrasound scan of the abdomen is a non-invasive imaging test. It uses sound waves to produce images of the abdominal organs such as the liver, gallbladder, spleen, pancreas, and kidneys. This helps to identify any abnormalities or issues.

22 services22 patients

Mri scan of brain without contrast 70551

An MRI scan of the brain without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your brain. It helps in detecting abnormalities like tumors, stroke, inflammation, or infection.

21 services19 patients

X-ray of knee, 3 views 73562

An X-ray of the knee, 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the knee from three different angles. This helps medical professionals to diagnose and monitor conditions like arthritis, fractures, or infections. The process is quick and painless.

21 services19 patients

Complete ultrasound scan of abdomen 76700

A complete ultrasound scan of the abdomen is a non-invasive imaging procedure. It uses sound waves to produce images of the organs in your abdomen, such as the liver, gallbladder, spleen, pancreas, and kidneys. It helps in diagnosing, monitoring, and planning treatments.

19 services19 patients

Diagnostic mammography of both breasts 77066

Diagnostic mammography involves using special imaging technology to capture detailed images of both breasts. This procedure helps in identifying any unusual changes or abnormalities. It's a crucial step in ensuring breast health and early detection of potential issues.

19 services19 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.

18 services18 patients

Aspiration of fluid from chest cavity using imaging guidance 32555

This procedure, known as a thoracentesis, involves removing fluid from the space between the lungs and chest wall, called the pleural space. It's performed under imaging guidance to ensure precision. It can help diagnose conditions or relieve symptoms like shortness of breath.

17 services14 patients

X-ray of hip, 2-3 views 73502

An X-ray of the hip with 2-3 views is a non-invasive imaging test. It uses a small amount of radiation to produce pictures of the hip joint. These images help in diagnosing conditions like fractures, arthritis, or other abnormalities. The process is quick and painless.

17 services16 patients

Fluoroscopic guidance for insertion or removal of central vein access device 77001

Fluoroscopic guidance for central vein access device insertion or removal is a procedure where a special X-ray, called a fluoroscope, is used to help accurately place or remove a device in a central vein. This device aids in delivering medications or collecting blood samples.

17 services15 patients

Ct scan of abdomen and pelvis before and after contrast 74178

A CT scan of your abdomen and pelvis with and without contrast helps visualize your internal organs better. Contrast is a special dye that improves the clarity of the images. It's taken orally or injected into your veins before the scan. The process is painless and quick.

16 services16 patients

Ultrasonic guidance for blood vessel access 76937

Ultrasonic guidance for blood vessel access is a medical procedure where sound waves are used to create images of your blood vessels. This helps doctors to accurately locate and access the vessels for treatments or tests, ensuring safety and precision.

16 services14 patients

X-ray of lower and sacral spine, 2-3 views 72100

An X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.

14 services14 patients

X-ray of shoulder, minimum of 2 views 73030

14 services13 patients

Ct scan of chest before and after contrast 71270

A CT scan of the chest before and after contrast is a non-invasive imaging procedure. Initially, images of the chest are taken without contrast to get a baseline. Then, a contrast dye is administered, usually through a vein, to highlight specific areas, making them easier to see. The procedure helps in diagnosing various chest conditions.

13 services13 patients

X-ray of lower and sacral spine, 2-3 views 72100

12 services12 patients

X-ray of thigh bone, minimum 2 views 73552

An X-ray of the thigh bone is a non-invasive imaging test. It involves passing a small amount of radiation through the thigh to produce images of the bone structure. At least two different angles are captured for a comprehensive view. This helps detect fractures, infections, or other abnormalities.

12 services11 patients

X-ray of ankle, minimum of 3 views 73610

An ankle X-ray is a quick, painless imaging test. It involves capturing at least three different images or 'views' of your ankle using small amounts of radiation. These images help identify any abnormalities or injuries, such as fractures or arthritis.

12 services12 patients

X-ray of foot, minimum of 3 views 73630

An X-ray of the foot, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones and tissues in your foot. This helps to identify fractures, infections, or other abnormalities. Multiple views ensure a comprehensive examination.

11 services11 patients

Hospital Affiliations CMS Care Compare 5

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

University Of Texas Medical Branch Galveston

Acute Care Hospitals · Galveston, TX

3/5 CMS rating

OwnershipGovernment - State

CMS Certification Number450018

Location301 University BoulevardGalveston, TX 77555 · Galveston County

Emergency services Birthing friendly

Wilson N Jones Regional Medical Center

Acute Care Hospitals · Sherman, TX

3/5 CMS rating

OwnershipProprietary

CMS Certification Number450469

Location500 N Highland AvenueSherman, TX 75091 · Grayson County

Emergency services Birthing friendly

Nacogdoches Memorial Hospital

Acute Care Hospitals · Nacogdoches, TX

1/5 CMS rating

OwnershipProprietary

CMS Certification Number450508

Location1204 Mound StNacogdoches, TX 75961 · Nacogdoches County

Emergency services Birthing friendly

Odessa Regional Medical Center

Acute Care Hospitals · Odessa, TX

2/5 CMS rating

OwnershipProprietary

CMS Certification Number450661

Location520 E 6th StreetOdessa, TX 79761 · Ector County

Emergency services Birthing friendly

Haskell Memorial Hospital

Critical Access Hospitals · Haskell, TX

OwnershipGovernment - Hospital District or Authority

CMS Certification Number451341

Location1 North Avenue N PO Box 1117Haskell, TX 79521 · Haskell County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 79761 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.

ODESSA TEXAS HOSPITAL COMPANY LLC

Rehabilitation Unit

520 E 6TH ST
ODESSA, TX 79761

Ector County (432) 582-8000

MRS. SARAH JOY BENDER NNP

Nurse Practitioner (Neonatal)

520 E 6TH ST
ODESSA, TX 79761

Ector County (432) 550-1000

BONNIE LONGNECKER CRNA

Nurse Anesthetist, Certified Registered

520 E 6TH ST
ODESSA, TX 79761

Ector County (432) 332-0929

SCOTT MADEWELL CRNA

Nurse Anesthetist, Certified Registered

520 E 6TH ST
ODESSA, TX 79761

Ector County (432) 334-8088

KAYLA NOTLEY ACNP

Nurse Practitioner (Acute Care)

520 E 6TH ST
ODESSA, TX 79761

Ector County (432) 582-8000

CHARLES RICHARD FOX CRNA

Nurse Anesthetist, Certified Registered

520 E 6TH ST
ODESSA, TX 79761

Ector County (432) 334-8088

AHMED HASSAN, PA

Internal Medicine

520 E 6TH ST
ODESSA, TX 79761

Ector County (325) 763-8473

NGOZI HELEN ELUMA FNP-BC

Nurse Practitioner (Family)

520 E 6TH ST
ODESSA, TX 79761

Ector County (432) 582-8000

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 Steven Ashlock's NPI number?

The NPI number for Steven Ashlock is 1033197363. It was assigned to this individual provider in the NPPES registry on January 6, 2006.

Where is Steven Ashlock located?

Steven Ashlock practices at 520 E 6th St Department Of Radiology, Odessa, TX 79761. The listed phone number is (432) 582-8290.

What is Steven Ashlock's specialty?

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

Is Steven Ashlock enrolled in Medicare?

Yes. Steven Ashlock 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.

Which organizations bill Medicare for Steven Ashlock's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Steven Ashlock reassigns Medicare benefits to 14 organizations: County Of Yoakum (Denver City, TX), Fisher County Hospital District (Rotan, TX), Comanche County Medical Center Company (Comanche, TX), South Texas Radiology Group PA (San Antonio, TX), North Star Mcd, LLC (Willow Park, TX) and 9 more organizations, listed in the Medicare section above. Each 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 Steven Ashlock's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Steven Ashlock accept?

Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Oscar Insurance Company and UnitedHealthcare list Steven Ashlock 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 Steven Ashlock affiliated with any hospitals?

According to CMS data, Steven Ashlock is affiliated with University Of Texas Medical Branch Galveston, Wilson N Jones Regional Medical Center, Nacogdoches Memorial Hospital, Odessa Regional Medical Center and Haskell Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Steven Ashlock was last updated on September 14, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.