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- 400 13Th Ave S Ste 102, Great Falls, MT 59405
About Dr. Mortenson
Based in Great Falls, MT, Dale R. Mortenson, MD, FACS is listed in the NPI registry under surgery. Dale graduated from Southern Illinois University School of Medicine in 1987. According to Medicare claims data, Dale cared for 455 Medicare patients across 481 services. The services billed most often include new patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more, new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. NPI 1801949722 identifies this record in the national registry.
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
- (406) 731-8888
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
400 13TH AVE S STE 102
Great Falls, MT 59405
Conditions Commonly Evaluated or Treated
Within Surgery (Unspecified) 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
Most searched conditions
Breast conditions
Cancer
- Colon cancer
- Esophageal cancer
- Liver cancer
- Neuroendocrine Tumors
- Pancreatic cancer
- Soft-tissue sarcoma
- Stomach cancer
- Thyroid cancer
Colorectal
Digestive
- Abdominal adhesions
- Acid reflux
- Acute pancreatitis
- Bowel obstruction
- Colon polyps
- Diverticulitis
- Gastroparesis
- Peptic ulcer disease
Digestive & blood
Digestive health
- Crohn's disease
- Fecal incontinence
- Perforated bowel
- Severe chronic constipation
- Swallowing difficulties
- Ulcerative colitis
Endocrine
Infections
Lumps & bumps
Lymphatic
Minor surgery
Skin & scars
Skin & soft tissue
Skin cancer
Vascular
Weight & metabolism
Wound care
Wounds
Procedures & services
Endocrine
Vascular
- Blood Clot Removal Surgery
- Carotid endarterectomy
- Leg bypass surgery
- Varicose vein removal
Wounds
Most searched procedures
Abdominal
Abdominal surgery
Bariatric
Breast surgery
Cancer
Cancer surgery
Colorectal
- Anal fistula surgery
- Anal Sphincter Repair
- Colon resection
- Hemorrhoid removal
- Ostomy reversal
- Ostomy surgery
- Rectal prolapse repair
- Surgery for chronic anal fissure
Consultations
Diagnostic
- Colonoscopy
- Skin lump biopsy
Digestive
Digestive health
- Endoscopy
- Peroral endoscopic myotomy
Infections
Minor surgery
- Fishhook or embedded splinter removal
- Ingrown toenail removal
Post-op care
Reconstruction
Skin & soft tissue
- Cyst Removal
- Lipoma removal
- Mole removal
- Pilonidal cyst surgery
- Scar revision surgery
- Skin Tag Removal
Skin cancer
Vascular & cancer
Weight loss
Wound care
Procedures Most Often Billed to Medicare
481 services · 455 patients · 15 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of gallbladder using an endoscope | Procedure | 47562 |
29 | More than most peers in Surgery |
| Fusion of spine bones through front of body with partial removal of disc, each additional disc | Procedure | 22585 |
21 | As often as other peers in Surgery |
| Fusion of lower spine bone through abdomen with partial removal of disc | Procedure | 22558 |
20 | As often as other peers in Surgery |
| Partial removal of breast | Procedure | 19301 |
14 | Less often than most peers in Surgery |
| Repair of hernia of muscle at esophagus and stomach using an endoscope | Procedure | 43281 |
12 | Less often than most peers in Surgery |
| Biopsy or removal of deep lymph nodes of underarm | Procedure | 38525 |
12 | Less often than most peers in Surgery |
| New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more | Office visit | 99202 |
96 | More than most peers in Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
60 | More often than most peers in Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
57 | More often than most peers in Surgery |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
55 | More often than most peers in Surgery |
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 general surgeons at this location 4
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 general surgeons in Great Falls 4
Same specialty, same city.
More connections — 17 related providers in 3 groups
Trained at Southern Illinois University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1987 at Southern Illinois University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of gallbladder using an endoscope 1
Providers in MT who bill this service to Medicare most often.
Common questions
What does Dr. Mortenson specialize in?
Dr. Mortenson is a general surgeon in Great Falls, MT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.
NPI registry
Where is Dr. Mortenson located?
Dr. Mortenson is listed at 400 13Th Ave S Ste 102, Great Falls, MT 59405. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Mortenson's phone number?
The number on file is (406) 731-8888. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Mortenson's NPI number?
Dr. Mortenson's National Provider Identifier is 1801949722. 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 Dr. Mortenson go to medical school?
Dr. Mortenson attended Southern Illinois University School of Medicine, graduating in 1987. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Mortenson been practicing?
Dr. Mortenson has 39 years experience. Calculated from a graduation year of 1987, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Mortenson do most often?
According to Medicare billing data, Dr. Mortenson performs procedures including removal of gallbladder using an endoscope, fusion of spine bones through front of body with partial removal of disc, each additional disc and fusion of lower spine bone through abdomen with partial removal of disc, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Mortenson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mortenson. If this is you, claiming it is free.
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