DR. JOHN SCOTT DENNIS DO
NPI 1871584060
Radiology - Vascular & Interventional Radiology in Tulsa, OK

Q: What is John Dennis's NPI number?

The NPI number for John Dennis is 1871584060. It was assigned to this individual provider in the NPPES registry on November 4, 2005.

Q: What is John Dennis's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Vascular & Interventional Radiology, with taxonomy code 2085R0204X.

Q: When was this NPI record last updated?

The NPPES record for John Dennis was last updated on January 28, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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 November 04, 2005PECOS EnrolledAccepts Medicare Assignment

4500 S GARNETT RD, STE 300, TULSA, OK 74146(918) 728-6194(918) 664-0267 Get Directions Write a Review

NPPES record last updated: January 28, 2020. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jan 28, 2020, Feb 1, 2017 (2 updates tracked since 2017).

On this page

About Dr. John Scott Dennis Do NPPES

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

DR. JOHN SCOTT DENNIS DO (NPI 1871584060) is an individual vascular & interventional radiology provider in Tulsa, Oklahoma, licensed in Oklahoma (2452) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS, is affiliated with Integris Bass Baptist Health Center, and is a graduate of Chicago College Of Osteopathy (1978).

NPPES Registry Identity

NPI1871584060

Entity TypeIndividualMale

Primary Taxonomy2085R0204X

Provider Legal NameDR. JOHN SCOTT DENNISCredential: DO

Location Address4500 S GARNETT RD, STE 300Tulsa, OK 74146-5229

Mailing Address4500 S Garnett Rd, Ste 300Tulsa, OK 74146-5238 · (918) 728-6194 · Fax (855) 917-2040

Phone(918) 728-6194

Fax(918) 664-0267

Sole ProprietorNo

Medical School CMSChicago College Of OsteopathyGraduated 1978

Enumeration DateNovember 4, 2005

Last NPPES UpdateJanuary 28, 20202 updates tracked since enumeration

✔ NPI 1871584060 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRadiology · Vascular & Interventional RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0204X

License✔ Licensed in OK · 2452

Definition

A radiologist who diagnoses and treats diseases by various radiologic imaging modalities. These include fluoroscopy, digital radiography, computed tomography, sonography and magnetic resonance imaging.

Also ListedRadiology · Diagnostic RadiologyTaxonomy 2085R0202X · License 2452 (OK)

4500 S GARNETT RD, Tulsa, OK 74146

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Other Identifiers 1

Medicaid100062800AOK

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Oklahoma, CommunityCare, Sanford Health Plan 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. John Scott Dennis Do 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 ID3173594389

PECOS Enrollment IDI20040803000032, I20050728000739

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 John Dennis reassigns Medicare billing to 17 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Diagnostic Imaging Associates Inc

8.8 mi

Diagnostic Radiology

744 W 9TH ST
Tulsa, OK 74127

Reassigned Medicare billing, Oklahoma enrollment
47 clinicians in this Medicare group

NPI 1427049956 (918) 935-3550

Cherokee Nation

20 mi

Multi-Specialty

101 S MOORE AVE
Claremore, OK 74017

Reassigned Medicare billing, Texas enrollment
1,047 clinicians in this Medicare group

NPI 1497568968 (539) 234-1000

Creek Nation Hospital & Clinics

35 mi

Clinic/Center

2900 N MAIN ST
Muskogee, OK 74401

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

NPI 1922873611 (918) 346-7833

Pawnee Indian Health Center

55 mi

Clinic/Center

1201 HERITAGE CIR
Pawnee, OK 74058

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

NPI 1629174081 (918) 762-6638

Choctaw Nation Of Oklahoma

71 mi

Primary Care

2204 E MAIN ST
Stigler, OK 74462

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

NPI 1184690026 (918) 567-7000

Wewoka Indian Health

75 mi

Community Health

36640 HWY 270
Wewoka, OK 74884

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

NPI 1689664195 (405) 257-6282

El Reno Indian Health Center

124 mi

Public Health or Welfare

1631 A EAST HWY 66
El Reno, OK 73036

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

NPI 1386725604 (405) 262-7631

Anadarko Indian Health Center

152 mi

Public Health, Federal

201 E PARKER MCKENZIE DRIVE
Anadarko, OK 73005

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

NPI 1881637403 (405) 247-7900

Lawton Indian Hospital

176 mi

General Acute Care Hospital

1515 NE LAWRIE TATUM RD
Lawton, OK 73507

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

NPI 1760489223 (580) 354-5150

Clinton Indian Health Center

179 mi

Public Health, Federal

10321 N 2274 RD
Clinton, OK 73601

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

NPI 1205923448 (580) 331-3404

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 59

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.

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.

636 services572 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.

207 services202 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.

129 services128 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.

106 services106 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.

100 services100 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.

88 services87 patients

Drainage of fluid from abdominal cavity using imaging guidance 49083

This procedure involves removing excess fluid from your abdominal cavity, which can relieve discomfort. A specialist uses imaging technology to guide a thin needle into the right spot. The fluid is then drained out safely.

77 services17 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.

67 services67 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.

67 services62 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.

65 services58 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.

59 services59 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.

55 services55 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.

55 services49 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.

54 services51 patients

Imaging for evaluation of swallowing function 74230

This process, known as a swallowing study, uses imaging technology to view how food and liquid move from your mouth to your stomach. It helps identify any issues you may have swallowing, which can be crucial for determining the best treatment plan.

51 services50 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.

51 services51 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.

48 services47 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.

42 services42 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.

40 services40 patients

Ct scan of lower spine without contrast 72131

A CT scan of the lower spine without contrast is a non-invasive imaging test. It uses X-rays to create detailed images of your lower back area, helping to detect conditions like fractures, infections, or tumors. It's painless and generally quick.

36 services36 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.

34 services34 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.

33 services31 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.

33 services33 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.

32 services25 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.

31 services27 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.

31 services31 patients

Ct scan of blood vessels of head with contrast 70496

A CT scan of the head's blood vessels with contrast is a diagnostic procedure. A special dye (contrast) is injected into your body to make the blood vessels visible on the scan. This helps identify issues like blockages or abnormalities in your head's blood vessels.

30 services30 patients

Ct scan of blood vessels of neck with contrast 70498

A CT scan of the neck's blood vessels with contrast is a diagnostic procedure. It uses X-rays and a special dye to create detailed images of your neck's blood vessels. This helps doctors detect issues such as blockages or abnormalities.

30 services30 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.

30 services29 patients

X-ray of upper spine, 2-3 views 72040

An X-ray of the upper spine, with 2-3 views, is a painless procedure that employs a small amount of radiation to capture images of your neck and upper back. It assists in diagnosing conditions like arthritis, fractures, or spinal deformities.

26 services26 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.

25 services24 patients

X-ray of knee, 1-2 views 73560

An X-ray of the knee with 1-2 views is a quick, painless test that produces images of the knee bones. It helps identify fractures, infections, or changes in the knee joint. During the procedure, you'll be asked to stay still while the X-ray machine captures the images.

23 services21 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 services21 patients

Mri scan of brain before and after contrast 70553

An MRI scan of the brain, both before and after contrast, helps visualize different brain structures. Initially, images are taken without a contrast agent. Then, a safe dye is injected which helps highlight certain areas, providing clearer, more detailed images.

21 services21 patients

Mri scan of lower spinal canal without contrast 72148

An MRI scan of the lower spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to produce detailed images of your lower spine. This helps identify issues like disc problems, tumors, or nerve conditions. No dye is used.

21 services21 patients

Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 99152

This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.

21 services21 patients

X-ray of foot, minimum of 3 views 73630

19 services17 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.

18 services16 patients

Ct scan of pelvis without contrast 72192

A CT scan of the pelvis without contrast is a non-invasive imaging test. It uses X-rays to create detailed pictures of your lower abdomen area. It helps in detecting issues like injuries, inflammation, or abnormal growths. It doesn't involve any dye injection.

17 services17 patients

X-ray of lower leg, 2 views 73590

An X-ray of the lower leg, 2 views, is a quick, painless test that produces images of the bones in your lower leg. It helps to identify fractures, infections, or diseases. Two different angles are used to provide a comprehensive view of the leg's structure.

16 services16 patients

X-ray of lower and sacral spine, minimum of 4 views 72110

An X-ray of the lower and sacral spine involves capturing images of your lower back and tailbone area. It helps in identifying issues like fractures, arthritis, or other abnormalities. At least four different angles or 'views' are taken to get a comprehensive picture.

15 services15 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.

15 services12 patients

Nuclear medicine study of bone and/or joint whole body 78306

A nuclear medicine study of bone and/or joint whole body involves injecting a small amount of radioactive material into your body. This material travels to your bones and emits energy. A special camera captures this energy, creating images of your bones to help identify any abnormalities.

15 services15 patients

X-ray of chest, 2 views 71046

14 services14 patients

Mri scan of upper spinal canal without contrast 72141

An MRI scan of the upper spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your upper spine. This helps doctors identify issues such as injuries, infections or diseases. No dye is used.

14 services14 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.

14 services14 patients

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

13 services13 patients

Ct scan of leg without contrast 73700

A CT scan of the leg is a non-invasive imaging test that uses X-rays to capture detailed images of your leg's bones, muscles, and blood vessels. It doesn't use contrast dye and doesn't cause any pain. It helps in diagnosing injuries or diseases.

13 services13 patients

Ultrasound of leg arteries or artery grafts 93925

An ultrasound of leg arteries or artery grafts is a non-invasive imaging test. It uses high-frequency sound waves to capture live images from inside your body, specifically your leg arteries or grafts. This helps in detecting any blockages or abnormalities.

13 services13 patients

X-ray of pelvis, 1-2 views 72170

An X-ray of the pelvis, 1-2 views, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the lower part of your torso. These images help to detect any abnormalities or injuries in your hip bones and surrounding structures.

12 services12 patients

Ct scan of arm without contrast 73200

A CT scan of the arm without contrast is a non-invasive imaging test. It uses X-ray technology to capture detailed images of your arm's structures. It doesn't involve any contrasting dye, hence, minimal preparation is required. It helps in diagnosing injuries or conditions affecting the arm.

12 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.

12 services12 patients

Review by radiologist of ct guidance for needle placement 77012

This process involves a radiologist examining CT scan images to accurately guide a needle's placement within the body. This technique is often used for biopsies or treatments, ensuring precision and safety.

12 services12 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.

12 services12 patients

Fine needle aspiration biopsy using ultrasound guidance, first growth 10005

Fine needle aspiration biopsy with ultrasound guidance is a procedure where a thin needle is inserted into a growth to extract a small sample. Ultrasound helps accurately locate the growth. This sample is then analyzed to determine the nature of the growth.

11 services11 patients

X-ray of both hips, 2 views 73521

An X-ray of both hips, 2 views, is an imaging test that uses a small amount of radiation to create detailed pictures of your hip joints. This procedure helps to detect fractures, infections, or other abnormalities in the hip area. Two different angles will be captured for a comprehensive assessment.

11 services11 patients

Ct scan of blood vessels and grafts of heart with contrast 75574

A CT scan of the heart's blood vessels and grafts with contrast is a diagnostic test. A special dye (contrast) is injected into your veins, which helps create clear images of your heart's vessels and grafts. This helps doctors detect blockages or other abnormalities.

11 services11 patients

Ultrasound scan of head and neck soft tissue 76536

11 services11 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.

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.

Integris Bass Baptist Health Center

Acute Care Hospitals · Enid, OK

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number370016

Location600 South MonroeEnid, OK 73701 · Garfield County

Emergency services Birthing friendly

Saint Francis Hospital Muskogee

Acute Care Hospitals · Muskogee, OK

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number370025

Location300 Rockefeller DriveMuskogee, OK 74401 · Muskogee County

Emergency services Birthing friendly

St Mary's Regional Medical Center

Acute Care Hospitals · Enid, OK

4/5 CMS rating

OwnershipProprietary

CMS Certification Number370026

Location305 South 5th StreetEnid, OK 73701 · Garfield County

Emergency services Birthing friendly

Ssm Health St Anthony Hospital - Midwest

Acute Care Hospitals · Midwest City, OK

1/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number370094

Location2825 Parklawn DriveMidwest City, OK 73110 · Oklahoma County

Emergency services

Cherokee Nation W W Hastings Indian Hospital

Acute Care Hospitals · Tahlequah, OK

3/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number370171

Location100 S Bliss AvenueTahlequah, OK 74464 · Cherokee County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 74146 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

$82.46 typical visit price

range $53.00 – $162.61

Typical copayment $20.61 (range $13.25 – $40.65)

Most-billed visit code 99203

Established Patient

$66.48 typical visit price

range $16.68 – $132.40

Typical copayment $16.62 (range $4.17 – $33.10)

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.

Reported Quality Measures

Radiation Consideration for Adult CT: Utilization of Dose Lowering Techniques

Percentage of final reports for patients aged 18 years and older undergoing CT with documentation that one or more of the following dose reduction techniques were used: - Automated exposure control - Adjustment of the mA and/or kV according to patient size -…

100%428 patients

Radiology: Reminder System for Screening Mammograms

Percentage of patients undergoing a screening mammogram whose information is entered into a reminder system with a target due date for the next mammogram

100%29 patients

Radiology: Stenosis Measurement in Carotid Imaging Reports

Percentage of final reports for carotid imaging studies (neck magnetic resonance angiography [MRA], neck computed tomography angiography [CTA], neck duplex ultrasound, carotid angiogram) performed that include direct or indirect reference to measurements of…

100%29 patients

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

LARRY ASHLEY CRNA

Nurse Anesthetist, Certified Registered

4500 S GARNETT RD, STE 919
TULSA, OK 74146

Tulsa County (918) 728-6145

VICTORIA HOSPITALIST ASSOCIATES, LLC

Hospitalist

4500 S GARNETT RD, STE 919
TULSA, OK 74146

Tulsa County (918) 728-6145

DR. JONATHAN D FRIEND MD

Anesthesiology

4500 S GARNETT RD, STE 919
TULSA, OK 74146

Tulsa County (918) 728-6194

ERICH H MUCKALA DO

Radiology (Diagnostic Radiology)

4500 S GARNETT RD, STE 300
TULSA, OK 74146

Tulsa County (918) 728-6194

DR. CHRISTOS EUGENE VASSILIOU DO

Radiology (Diagnostic Radiology)

4500 S GARNETT RD, STE 919
TULSA, OK 74146

Tulsa County (918) 728-6194

PROVIDENCE RADIOLOGY

Radiology (Diagnostic Radiology)

4500 S GARNETT RD, STE 919
TULSA, OK 74146

Tulsa County (918) 728-6145

MUSKOGEE RADIOLOGICAL GROUP INC

Radiology (Diagnostic Radiology)

4500 S GARNETT RD, STE 919
TULSA, OK 74146

Tulsa County (918) 728-6145

RUSSELL WAYNE ANDERSON DO

Emergency Medicine

4500 S GARNETT RD, STE 919
TULSA, OK 74146

Tulsa County (918) 728-6145

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 John Dennis's NPI number?

The NPI number for John Dennis is 1871584060. It was assigned to this individual provider in the NPPES registry on November 4, 2005.

Where is John Dennis located?

John Dennis practices at 4500 S Garnett Rd Ste 300, Tulsa, OK 74146. The listed phone number is (918) 728-6194.

What is John Dennis's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Vascular & Interventional Radiology, with taxonomy code 2085R0204X.

Is John Dennis enrolled in Medicare?

Yes. John Dennis 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 John Dennis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), John Dennis reassigns Medicare benefits to 17 organizations: Diagnostic Imaging Associates Inc (Tulsa, OK), Cherokee Nation (Claremore, OK), Creek Nation Hospital & Clinics (Muskogee, OK), Pawnee Indian Health Center (Pawnee, OK), Choctaw Nation Of Oklahoma (Stigler, OK) and 12 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 John Dennis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does John Dennis accept?

Health plans from Blue Cross and Blue Shield of Oklahoma, CommunityCare, Sanford Health Plan and Wellmark of South Dakota, Inc. list John Dennis 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 John Dennis affiliated with any hospitals?

According to CMS data, John Dennis is affiliated with Integris Bass Baptist Health Center, Saint Francis Hospital Muskogee, St Mary's Regional Medical Center, Ssm Health St Anthony Hospital - Midwest and Cherokee Nation W W Hastings Indian Hospital.

When was this NPI record last updated?

The NPPES record for John Dennis was last updated on January 28, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.