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Edit this profileAt a glance
- 21320 Penneleme Rd, Red Bluff, CA 96080
About Dr. Maier
Irwin R. Maier, M.D. practices diagnostic radiology in Red Bluff, CA. Irwin is a 1995 graduate of Loma Linda University School of Medicine. Medicare claims data shows Irwin provided 5,515 services to 4,916 patients. The services billed most often include x-ray of chest, 1 view, x-ray of chest, 2 views, and ct scan head or brain without contrast. The provider's National Provider Identifier (NPI) is 1275538431.
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
- (952) 595-1100
- Email not available
Practice Locations
21320 PENNELEME RD
Red Bluff, CA 96080
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
- Water On Baby's Brain
Breast
- Breast lump or mass
- Dense Breast Tissue
Chest & Heart
- Blood Clot in Lung
- Suspicious Lung Spot
General
Heart & blood vessels
- Aortic aneurysm
Joint & bone
- Hip labral tear
- Shoulder Labrum Tear
- Stress fracture
- Tennis elbow
- Torn Achilles tendon
- Torn ACL
Liver & digestion
- Acute pancreatitis
- Bowel obstruction
- Crohn's disease
- Fatty liver disease
Lungs & breathing
Men's health
- Varicocele
Neck & Thyroid
- Thyroid nodule
Nerve pain
Pelvic health
Spine
- Back pain
- Cervical radiculopathy
- Herniated disc
- Neck pain
- Sciatica
Spine & back
Vascular
Women's health
- Endometriosis
- Pelvic Congestion Syndrome
Procedures & services
Abdominal imaging
- Abdominal X-Ray
Biopsies
- Image-Guided Needle Biopsy
- Thyroid Nodule Biopsy
Bone Density
- Bone Density Scan Referral
Breast Imaging
- Breast MRI
- Breast Ultrasound
- Mammogram
- Ultrasound-Guided Breast Biopsy
CT Scan
- Abdominal CT Scan
- Chest CT Scan
- Emergency CT scan
- Head CT Scan
- Heart Calcium Scan
- Sinus CT Scan
Digestive & liver
- Liver elastography
- Virtual Colonoscopy
Fluoroscopy
- Barium Swallow
General imaging
- Fluoroscopy
- Soft tissue ultrasound
Heart & blood vessels
- Cardiac magnetic resonance imaging
- CT angiogram
- MR Angiogram
Joint & bone
- Hip X-Ray
- Joint injection with dye
- Knee X-Ray
- Wrist MRI
MRI
- Ankle MRI
- Back MRI
- Brain MRI
- Hip MRI
- Knee MRI
- MRI Scan
- Neck MRI
- Open MRI
- Prostate MRI
- Shoulder MRI
Nuclear Medicine
- PET Scan
Pelvic imaging
- Pelvic CT Scan
- Pelvic MRI
Screening & Prevention
- Full Body Scan
- Low-Dose Lung CT
Spine & back
- Spine CT Scan
Ultrasound
- Abdominal Ultrasound
- Carotid Ultrasound
- Leg Vein Ultrasound
- Pelvic ultrasound
- Scrotal Ultrasound
- Thyroid ultrasound
- Ultrasound
Urinary & kidney
- Kidney ultrasound
Women's health
- Hysterosalpingogram consultation
X-Ray
- Chest X-Ray
- Emergency X-ray
- Spine X-Ray
Procedures Most Often Billed to Medicare
5,515 services · 4,916 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 1 view | Imaging | 71045 |
1,031 | More often than most peers in Diagnostic Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
642 | More than most peers in Diagnostic Radiology |
| Ct scan head or brain without contrast | Imaging | 70450 |
412 | More often than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
305 | More often than most peers in Diagnostic Radiology |
| Screening mammography | Imaging | 77067 |
240 | As often as other peers in Diagnostic Radiology |
| Screening 3d breast mammography | Imaging | 77063 |
239 | As often as other peers in Diagnostic Radiology |
| Limited ultrasound scan of abdomen | Imaging | 76705 |
233 | More than most peers in Diagnostic Radiology |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
224 | More than most peers in Diagnostic Radiology |
| X-ray of hip, 2-3 views | Imaging | 73502 |
179 | More than most peers in Diagnostic Radiology |
| X-ray of foot, minimum of 3 views | Imaging | 73630 |
153 | More 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 in Red Bluff 3
Same specialty, same city.
Trained at Loma Linda University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at Loma Linda University School of Medicine 8
Providers who graduated from the same medical school in the same year.
More connections — 8 related providers in 1 group
Also performs X-ray of chest, 1 view 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Irwin R. Maier's specialty?
Irwin R. Maier is a radiologist in Red Bluff, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
Where can I find Irwin R. Maier?
Irwin R. Maier is listed at 21320 Penneleme Rd, Red Bluff, CA 96080. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Irwin R. Maier?
The number on file is (952) 595-1100. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Irwin R. Maier?
Irwin R. Maier's National Provider Identifier is 1275538431. 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
What is Irwin R. Maier's education?
Irwin R. Maier attended Loma Linda University School of Medicine, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Irwin R. Maier have?
Irwin R. Maier has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What is Irwin R. Maier known for?
According to Medicare billing data, Irwin R. Maier performs imaging including x-ray of chest, 1 view and x-ray of chest, 2 views; provides treatments such as ultrasound study of one arm or leg veins with compression and maneuvers and ultrasound of both sides of head and neck blood flow. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Irwin R. Maier's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Irwin R. Maier. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.