DR. MARK EDWARD HOWSHAR MD
NPI 1891710547
Radiology - Body Imaging in Cheyenne, WY

Active since July 13, 2006PECOS EnrolledAccepts Medicare Assignment
2003 BLUEGRASS CIR, CHEYENNE, WY 82009(307) 634-7711(307) 634-7760 Get Directions Write a Review

NPPES record last updated: April 8, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 8, 2026, Aug 8, 2025, Aug 21, 2019 (3 updates tracked since 2019).

About Dr. Mark Edward Howshar Md NPPES

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

DR. MARK EDWARD HOWSHAR MD (NPI 1891710547) is an individual body imaging provider in Cheyenne, Wyoming, licensed in Wyoming (6390A) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Regional West Medical Center, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1891710547
Entity TypeIndividualMale
Primary Taxonomy2085B0100X
Provider Legal NameDR. MARK EDWARD HOWSHARCredential: MD
Location Address2003 BLUEGRASS CIRCheyenne, WY 82009-7329
Mailing Address2003 Bluegrass CirCheyenne, WY 82009-7329 · (307) 634-7711 · Fax (307) 634-7760
Fax(307) 634-7760
Sole ProprietorNo
Medical School CMSUniversity Of Missouri, Kansas City, School Of MedicineGraduated 1993
Enumeration DateJuly 13, 2006
Last NPPES UpdateApril 8, 20263 updates tracked since enumeration
NPPES CertifiedApril 8, 2026
NPI 1891710547 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyRadiology · Body ImagingAllopathic & Osteopathic Physicians
Taxonomy Code2085B0100X
Licenses Licensed in WY · 6390A Licensed in CO · 37616 Licensed in NE · 21149
Definition
A Radiology doctor of Osteopathy that specializes in Body Imaging.
Also ListedRadiology · Diagnostic RadiologyTaxonomy 2085R0202X · License TM2012-0809 (NM), 25.000246 (OH), 14051 (MS), 75893 (AZ)
2003 BLUEGRASS CIR, Cheyenne, WY 82009

Secondary Practice Locations 3

Location 1677 N Wilmot RdTucson, AZ 85711-2701 · Phone (520) 795-2889
Location 222 Corporate Plaza DrNewport Beach, CA 92660-7985 · Phone (949) 722-7038
Location 3234 Goodman StCincinnati, OH 45219-2364 · Phone (513) 584-7355 · Fax (513) 584-0431

Other Identifiers 9

Other107532200Medicaid Wy Eds
Other20739Bcbs Of Nebraska
Other5852001Bcbs Of Wyoming
Medicaid14385333CO
Other5852001Bcbs Of Wy Kid Care Chip
Other98633Medicare Nebraska
Other5852001Bcbs Federal Wy
Other20478Medicare Wyoming
OtherCO0211Health Net Of Az

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 Edward Howshar 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 ID9133026248
PECOS Enrollment IDI20051122000218, I20130318000264, I20241113002458
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 125

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.

Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml Q9967
Low osmolar contrast material with 300-399 mg/ml iodine concentration is a diagnostic tool used in imaging procedures. It helps to enhance the visibility of specific areas in the body, aiding in accurate diagnosis. It's safe and generally well-tolerated by patients.
12,150 services161 patients
Injection, gadoterate meglumine, 0.1 ml A9575
Gadoterate meglumine is a contrast agent used in MRI scans to help visualize certain areas of your body more clearly. It's injected into your bloodstream, typically through a vein in your arm, and helps doctors get more detailed images.
988 services62 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.
782 services596 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.
396 services365 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.
307 services285 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.
274 services257 patients

Hospital Affiliations CMS Care Compare 2

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

Regional West Medical Center

Acute Care Hospitals · Scottsbluff, NE
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number280061
Location4021 Ave BScottsbluff, NE 69361 · Scott Bluff County
Emergency services Birthing friendly

Cheyenne Regional Medical Center

Acute Care Hospitals · Cheyenne, WY
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number530014
Location214 East 23rd StreetCheyenne, WY 82001 · Laramie County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES 7

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

Clinic/Center (Radiology)
2003 BLUEGRASS CIR
CHEYENNE, WY 82009
Clinic/Center (Radiology, Mammography)
2003 BLUEGRASS CIR
CHEYENNE, WY 82009
Psychiatry & Neurology (Neurology)
2003 BLUEGRASS CIR
CHEYENNE, WY 82009
Durable Medical Equipment & Medical Supplies
2003 BLUEGRASS CIR
CHEYENNE, WY 82009
Radiology (Diagnostic Radiology)
2003 BLUEGRASS CIR
CHEYENNE, WY 82009
Radiology (Diagnostic Radiology)
2003 BLUEGRASS CIR
CHEYENNE, WY 82009
Clinic/Center (Radiology)
2003 BLUEGRASS CIR
CHEYENNE, WY 82009

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 Howshar's NPI number?

The NPI number for Mark Howshar is 1891710547. It was assigned to this individual provider in the NPPES registry on July 13, 2006.

Where is Mark Howshar located?

Mark Howshar practices at 2003 Bluegrass Cir, Cheyenne, WY 82009. The listed phone number is (307) 634-7711.

What is Mark Howshar's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Body Imaging, with taxonomy code 2085B0100X.

Is Mark Howshar enrolled in Medicare?

Yes. Mark Howshar 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 Howshar accept?

Health plans from Blue Cross Blue Shield of Arizona, Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Kansas City, CareSource and Oscar Insurance Company list Mark Howshar 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 Howshar affiliated with any hospitals?

According to CMS data, Mark Howshar is affiliated with Regional West Medical Center and Cheyenne Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Mark Howshar was last updated on April 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.