DR. CHRISTOPHER MICHAEL FLEENER MD
NPI 1972536365
Radiology - Diagnostic Radiology in Fort Collins, CO

Q: What is Christopher Fleener's NPI number?

The NPI number for Christopher Fleener is 1972536365. It was assigned to this individual provider in the NPPES registry on July 8, 2006.

Q: What is Christopher Fleener's specialty?

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

Active since July 08, 2006PECOS EnrolledAccepts Medicare Assignment

82.9/100

CMS Quality Rating

3408 MUSKRAT CREEK DR, FORT COLLINS, CO 80528(970) 988-6156 Get Directions Write a Review

NPPES record last updated: March 22, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Dr. Christopher Michael Fleener Md NPPES

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

DR. CHRISTOPHER MICHAEL FLEENER MD (NPI 1972536365) is an individual diagnostic radiology provider in Fort Collins, Colorado, licensed in Colorado (44328) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Guthrie Cortland Regional Medical Center, and is a graduate of University Of Iowa, Rj & L Carver College Of Medicine (2000).

NPPES Registry Identity

NPI1972536365

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameDR. CHRISTOPHER MICHAEL FLEENERCredential: MD

Location Address3408 MUSKRAT CREEK DRFort Collins, CO 80528-7033

Mailing Address3408 Muskrat Creek DrFort Collins, CO 80528-7033 · (970) 988-6156

Phone(970) 988-6156

Sole ProprietorNo

Medical School CMSUniversity Of Iowa, Rj & L Carver College Of MedicineGraduated 2000

Enumeration DateJuly 8, 2006

Last NPPES UpdateMarch 22, 2022

NPPES CertifiedMarch 22, 2022

✔ NPI 1972536365 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 CO · 44328✔ Licensed in WY · 7421A✔ Licensed in NE · 23588✔ Licensed in NY · 312998✔ Licensed in PA · MD4575793

Definition

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

3408 MUSKRAT CREEK DR, Fort Collins, CO 80528

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter Health, Ambetter Health of Delaware 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

Dr. Christopher Michael Fleener 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 ID7214967017

PECOS Enrollment IDI20060424000093, I20221129003111

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 Christopher Fleener reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Illinois Diagnostic And Interventional Radiology PLLC

900 mi

Diagnostic Radiology

7435 W TALCOTT AVE
Chicago, IL 60631

Reassigned Medicare billing, Colorado enrollment
3 clinicians in this Medicare group

NPI 1114723608 (773) 774-8000

Chesapeake Urology Associates LLC

1,467 mi

Hematology & Oncology

20 EXPEDITION TRAIL, SUITE 101
Gettysburg, PA 17325

Reassigned Medicare billing, Pennsylvania enrollment
Medicare enrollment name: Satish A Shah MD PC
27 clinicians in this Medicare group

NPI 1982734976 (717) 334-4033

Guthrie Medical Group, P.C.

1,481 mi

General Practice

1 GUTHRIE SQ
Sayre, PA 18840

Reassigned Medicare billing, Colorado enrollment
Medicare enrollment name: Guthrie Medical Group PC
3 clinicians in this Medicare group

NPI 1245246644 (570) 888-5858

North Shore Hematology Oncology Associates PC

1,669 mi

Specialist

49 NESCONSET HWY
Port Jefferson Station, NY 11776

Reassigned Medicare billing, New York enrollment
636 clinicians in this Medicare group

NPI 1396794574 (631) 751-3000

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 47

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.

1,651 services17 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.

189 services189 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.

183 services171 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.

172 services159 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.

169 services161 patients

Mri scan of pelvis before and after contrast 72197

An MRI scan of the pelvis before and after contrast is a non-invasive imaging technique. It uses magnetic fields and radio waves to capture detailed images of your lower abdomen. Contrast dye, safe for the body, improves image clarity. This helps detect abnormalities more accurately.

162 services160 patients

Ct scan of chest with contrast 71260

A CT scan of the chest with contrast is an imaging procedure. A special dye (contrast) is used to highlight specific areas in your body, providing clearer pictures of your chest. This helps in diagnosing conditions related to your lungs, heart, and other chest structures.

149 services136 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.

116 services113 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.

93 services85 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.

82 services82 patients

Mri scan of abdomen before and after contrast 74183

An MRI scan of the abdomen before and after contrast provides detailed images of your abdominal organs. Initially, images are taken without a contrast agent. Then, a safe dye is administered, usually via an IV, to highlight certain areas, giving a clearer picture to help diagnose various conditions.

73 services72 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.

66 services60 patients

Ct scan of blood vessels of abdomen and pelvis with contrast 74174

A CT scan of the abdomen and pelvis with contrast is a medical imaging procedure. A special dye, called contrast, is used to make blood vessels more visible. The scan produces detailed images of your abdomen and pelvis, helping doctors to diagnose conditions or plan treatments.

64 services63 patients

X-ray of joints, multiple 77077

An X-ray of multiple joints is a non-invasive imaging test that helps visualize the condition of your joints. This procedure uses a small amount of radiation to produce images of bones and joints, assisting in diagnosing conditions like arthritis or injury.

64 services61 patients

Ct scan of heart structure with contrast 75572

A CT scan of the heart with contrast is a non-invasive test. A dye is injected into your veins, which helps to highlight heart structures in the images. The CT scanner uses X-rays to create detailed pictures of your heart, aiding in diagnosis.

63 services63 patients

X-ray of chest, 2 views 71046

57 services54 patients

X-ray of shoulder, minimum of 2 views 73030

52 services48 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.

48 services48 patients

X-ray of knee, 4 or more views 73564

An X-ray of the knee, 4 or more views, is a non-invasive imaging test. It involves capturing multiple images of your knee from different angles. This helps in diagnosing conditions such as fractures, arthritis, or infections. The procedure is quick and painless.

47 services43 patients

Dxa bone density measurement of hip, pelvis, spine 77080

47 services47 patients

Low dose ct scan of chest for lung cancer screening 71271

A low-dose CT scan of the chest is a quick, painless procedure that uses a small amount of radiation to create detailed images of your lungs. It's a key tool for early detection of lung cancer, especially for those at high risk.

43 services43 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.

40 services39 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.

38 services38 patients

Complete ultrasound of abdomen and pelvis artery and vein blood flow 93975

This procedure uses sound waves to create images of your abdomen and pelvis, specifically focusing on the arteries and veins. It helps in assessing the blood flow and detecting any abnormalities, ensuring your overall well-being.

38 services37 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.

29 services29 patients

Complete ultrasound scan behind abdominal cavity 76770

A complete ultrasound scan behind the abdominal cavity is a non-invasive imaging procedure. It uses sound waves to create pictures of the structures and organs located at the back of your abdomen. It helps in diagnosing health conditions and monitoring ongoing treatments.

23 services23 patients

Ultrasound scan of scrotum 76870

An ultrasound scan of the scrotum is a non-invasive imaging test. It uses sound waves to create pictures of the structures within the lower abdominal area. This helps to assess any discomfort or abnormalities you might be experiencing. The procedure is safe and painless.

23 services22 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.

22 services22 patients

X-ray of hand, minimum of 3 views 73130

An X-ray of the hand, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones in your hand from different angles. This helps in diagnosing fractures, infections, arthritis, or other abnormalities. It's quick and painless.

21 services14 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.

20 services18 patients

X-ray of foot, minimum of 3 views 73630

17 services15 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.

16 services16 patients

X-ray of hip, 2-3 views 73502

15 services15 patients

Mri scan of abdomen without contrast 74181

An MRI scan of the abdomen without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed pictures of your abdominal organs. This procedure doesn't involve radiation or dye injection.

15 services15 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.

13 services13 patients

X-ray of knee, 4 or more views 73564

13 services12 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.

13 services13 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.

13 services13 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.

12 services11 patients

X-ray of wrist, minimum of 3 views 73110

An X-ray of the wrist, minimum of 3 views, is a diagnostic procedure that uses radiation to create images of your wrist from different angles. This helps detect fractures, infections, or other abnormalities for accurate diagnosis and treatment planning.

11 services11 patients

Ct scan of abdomen before and after contrast 74170

A CT scan of the abdomen before and after contrast is a diagnostic procedure. It involves taking detailed images of your abdomen area. Initially, images are taken without a contrast agent. Then, a contrast dye is given to highlight specific areas inside your body, helping to provide clearer images for better diagnosis.

11 services11 patients

Ct scan of abdominal aorta and both leg arteries with contrast 75635

A CT scan of the abdominal aorta and both leg arteries with contrast is a medical imaging procedure. A special dye is injected to make your blood vessels visible on the scan. This helps to check for any blockages or abnormalities in these areas.

11 services11 patients

Ultrasound scan of head and neck soft tissue 76536

11 services11 patients

Limited ultrasound scan of abdomen 76705

11 services11 patients

Complete ultrasound scan of pelvis 76856

A complete ultrasound scan of the pelvis is a safe, non-invasive imaging procedure. It uses sound waves to create pictures of your lower abdomen area, helping doctors to evaluate and diagnose any potential issues. It's painless and usually takes about 30 minutes.

11 services11 patients

Ultrasound scan of organ tissue for measuring elasticity 76981

An ultrasound scan of organ tissue measures elasticity, or flexibility. This non-invasive procedure uses sound waves to create images of the inside of your body. It helps in assessing the health of various organs by detecting changes in their stiffness or softness.

11 services11 patients

Ultrasound study of one arm or leg veins with compression and maneuvers 93971

This is a non-invasive procedure using sound waves to visualize veins in an arm or leg. It involves applying gentle pressure and performing certain movements. It helps identify any abnormal blood flow or clots, ensuring vascular health.

11 services11 patients

Hospital Affiliations CMS Care Compare 4

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

Guthrie Cortland Regional Medical Center

Acute Care Hospitals · Cortland, NY

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330175

Location134 Homer AvenueCortland, NY 13045 · Cortland County

Emergency services Birthing friendly

Corning Hospital

Acute Care Hospitals · Corning, NY

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330277

Location1 Guthrie DriveCorning, NY 14830 · Steuben County

Emergency services Birthing friendly

Robert Packer Hospital

Acute Care Hospitals · Sayre, PA

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390079

LocationOne Guthrie SquareSayre, PA 18840 · Bradford County

Emergency services Birthing friendly

Troy Community Hospital

Critical Access Hospitals · Troy, PA

OwnershipVoluntary non-profit - Private

CMS Certification Number391305

Location275 Guthrie DriveTroy, PA 16947 · Bradford County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80528 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

$89.43 typical visit price

range $58.06 – $174.82

Typical copayment $22.35 (range $14.51 – $43.70)

Most-billed visit code 99203

Established Patient

$72.20 typical visit price

range $18.88 – $142.79

Typical copayment $18.05 (range $4.72 – $35.69)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

82.9/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

74.09

Promoting Interoperability

100

Improvement Activities

Cost

65.94

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 Christopher Fleener's NPI number?

The NPI number for Christopher Fleener is 1972536365. It was assigned to this individual provider in the NPPES registry on July 8, 2006.

Where is Christopher Fleener located?

Christopher Fleener practices at 3408 Muskrat Creek Dr, Fort Collins, CO 80528. The listed phone number is (970) 988-6156.

What is Christopher Fleener's specialty?

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

Is Christopher Fleener enrolled in Medicare?

Yes. Christopher Fleener 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 Christopher Fleener's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Fleener reassigns Medicare benefits to 4 organizations: Illinois Diagnostic And Interventional Radiology PLLC (Chicago, IL), Chesapeake Urology Associates LLC (Gettysburg, PA), Guthrie Medical Group, P.C. (Sayre, PA) and North Shore Hematology Oncology Associates PC (Port Jefferson Station, NY). 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 Christopher Fleener's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Christopher Fleener accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Buckeye Health Plan and Blue Cross Blue Shield of Wyoming list Christopher Fleener 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 Christopher Fleener affiliated with any hospitals?

According to CMS data, Christopher Fleener is affiliated with Guthrie Cortland Regional Medical Center, Corning Hospital, Robert Packer Hospital and Troy Community Hospital.

When was this NPI record last updated?

The NPPES record for Christopher Fleener was last updated on March 22, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.