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- 1401 25Th St S, Great Falls, MT 59405
About Dr. Addison
Based in Great Falls, MT, Thomas B. Addison, MD is listed in the NPI registry under internal medicine. Thomas graduated from Mayo Medical School in 1984. Thomas is also listed as specializing in geriatric medicine. According to Medicare claims data, Thomas cared for 3,192 Medicare patients across 4,117 services. The services billed most often include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, ultrasound of heart with color-depicted blood flow, rate, direction and valve function, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1871594754 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
Practice Locations
1401 25TH ST S
Great Falls, MT 59405
Conditions Commonly Evaluated or Treated
Within Internal Medicine 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
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
- Anemia
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
- Heart disease
Infections
- Impetigo
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive and evaluation
- Medication management
- Post-hospital transitional care
Screening and diagnostic testing
- EKG
- Spirometry
Bones & Joints
Brain and nerves
Cancer screening
- Colon Cancer Screening Referral
- Mammogram Referral
Digestive
- Endoscopy
Exams & Consultations
- Pre-Op Clearance Exam
Heart & Circulation
- Blood Pressure Check
- Heart monitor
Heart health
- Cardiac Stress Test Referral
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
Lab tests
- Urinalysis
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
- Weight Loss Injections and Medication
Minor procedures
- Ingrown toenail removal
- Suture removal
Office procedures
- Cryotherapy for skin lesions
- Earwax removal
- Incision and drainage of an abscess
- Skin biopsy
Office Procedures
- Skin Tag and Mole Removal
- Vitamin B12 Injections
- Wart Removal
Pain management
Preventive & Routine Care
Screenings & Diagnostics
- Bone Density Scan Referral
- Diabetes Screening and A1C Test
Sexual health
- STI Testing
Procedures Most Often Billed to Medicare
4,117 services · 3,192 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
31 | As often as other peers in Internal Medicine |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
31 | Too few peers to compare |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
1,105 | More than most peers in Internal Medicine |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
590 | Too few peers to compare |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
222 | Too few peers to compare |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | Treatment | 93018 |
124 | Too few peers to compare |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | Treatment | 93016 |
114 | Too few peers to compare |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
85 | Too few peers to compare |
| Heart rhythm review and interpretation of continous external ekg over 8-15 days | Treatment | 93248 |
83 | Too few peers to compare |
| Ultrasound study of arm and leg arteries | Treatment | 93922 |
60 | Too few peers to compare |
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 internists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 27 related providers in 4 groups
Other internists in Great Falls 7
Same specialty, same city.
Trained at Mayo Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1984 at Mayo Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from large joint 4
Providers in MT who bill this service to Medicare most often.
Common questions
What is Dr. Addison's specialty?
Dr. Addison is an internist in Great Falls, MT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where can I find Dr. Addison?
Dr. Addison is listed at 1401 25Th St S, Great Falls, MT 59405. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Addison?
The number on file is (406) 731-8888. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Addison's NPI number?
Dr. Addison's National Provider Identifier is 1871594754. 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 Dr. Addison's medical education?
Dr. Addison attended Mayo Medical School, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Addison been practicing?
Dr. Addison has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Addison known for?
According to Medicare billing data, Dr. Addison performs procedures including aspiration and/or injection of fluid from large joint and destruction of precancer skin growth, 1 growth; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only and ultrasound of heart with color-depicted blood flow, rate, direction and valve function, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Addison confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Addison. If this is you, claiming it is free.
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