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Edit this profileAt a glance
- 5801 E. 41St Street, Suite 900, Tulsa, OK 74135
About Dr. Janzen
Mark A. Janzen, M.D. is a healthcare provider in Tulsa, OK specializing in diagnostic radiology. Medicare claims data shows Mark provided 2,935 services to 2,745 patients. The services billed most often include x-ray of chest, 1 view, screening mammography, and screening 3d breast mammography. This provider record is associated with NPI 1699758961.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (918) 934-8347
- Email not available
Practice Locations
5801 E. 41ST STREET SUITE 900
Tulsa, OK 74135
Conditions Evaluated or Diagnosed
Within Diagnostic Radiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Abdomen & Pelvis
- Abdominal Pain
- Appendicitis
- Diverticulitis
- Enlarged prostate
- Gallstones
- Kidney stones
- Liver Lesions
- Ovarian cysts
Bone & Joint
- Ankle Sprain or Fracture
- Bone fractures
- Heel pain
- Hip osteoarthritis
- Osteoporosis
- Rotator cuff tear
- Torn meniscus
Brain & Head
- Brain aneurysm
- Brain tumor
- Concussion in Children
- Migraines
- Sinus infection
- Transient ischemic attack
Brain & nerves
Breast
Chest & Heart
General
Heart & blood vessels
Joint & bone
Liver & digestion
Lungs & breathing
Men's health
Neck & Thyroid
Nerve pain
Pelvic health
Spine
Spine & back
Vascular
Women's health
Procedures & services
Abdominal imaging
Biopsies
Bone Density
Breast Imaging
CT Scan
Digestive & liver
Fluoroscopy
General imaging
Heart & blood vessels
Joint & bone
MRI
Nuclear Medicine
Pelvic imaging
Screening & Prevention
Spine & back
Ultrasound
- Abdominal Ultrasound
- Carotid Ultrasound
- Leg Vein Ultrasound
- Pelvic ultrasound
- Scrotal Ultrasound
- Thyroid ultrasound
- Ultrasound
Urinary & kidney
Women's health
X-Ray
Procedures Most Often Billed to Medicare
2,935 services · 2,745 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 1 view | Imaging | 71045 |
983 | More often than most peers in Diagnostic Radiology |
| Screening mammography | Imaging | 77067 |
690 | More often than most peers in Diagnostic Radiology |
| Screening 3d breast mammography | Imaging | 77063 |
436 | As often as other peers in Diagnostic Radiology |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
170 | As often as other peers in Diagnostic Radiology |
| Ct scan head or brain without contrast | Imaging | 70450 |
73 | Less often than most peers in Diagnostic Radiology |
| X-ray of abdomen, 1 view | Imaging | 74018 |
66 | As often as other peers in Diagnostic Radiology |
| Diagnostic mammography of 1 breast | Imaging | 77065 |
64 | As often as other peers in Diagnostic Radiology |
| Limited ultrasound scan of 1 breast | Imaging | 76642 |
60 | As often as other peers in Diagnostic Radiology |
| Diagnostic mammography of both breasts | Imaging | 77066 |
40 | Less often than most peers in Diagnostic Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
38 | Less often than most peers in Diagnostic Radiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other radiologists at this location 8
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other radiologists in Tulsa 5
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1985 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 1 view 8
Providers in OK who bill this service to Medicare most often.
Common questions
What does Mark A. Janzen specialize in?
Mark A. Janzen is a radiologist in Tulsa, OK. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
Where is Mark A. Janzen located?
Mark A. Janzen is listed at 5801 E. 41St Street Suite 900, Tulsa, OK 74135. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Mark A. Janzen's phone number?
The number on file is (918) 934-8347. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Mark A. Janzen?
Mark A. Janzen's National Provider Identifier is 1699758961. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Mark A. Janzen train?
Mark A. Janzen attended Other, graduating in 1985. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Mark A. Janzen have?
Mark A. Janzen has 41 years experience. Calculated from a graduation year of 1985, reported in the CMS National Downloadable File.
CMS public data
What does Mark A. Janzen do most often?
According to Medicare billing data, Mark A. Janzen performs imaging including x-ray of chest, 1 view and screening mammography. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Mark A. Janzen's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Mark A. Janzen. If this is you, claiming it is free.
Guide.md
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