Dr. Richard A. A. Day
- Gender: Male
- Experience: 33 years
- Graduated from: University Of Michigan Medical School
- Graduation year: 1988
- Sole propriator: Yes
- NPI: 1447275854
Dr. Richard A. A. Day MD
Neurosurgeon
He is located at 1190 Westwood Drive in Hamilton, MT 59840. Can help patients with the following: Brain Cancer, Brain Hemorrhage, Brain Lesions, Esophageal Cancer, Hemorrhoids, Sebaceous Cyst. His National Provider Identifier (NPI) number is 1447275854. Appointment can be made via the phone number (406) 375-4714. He is affiliated with 3 practices and 4 hospitals.
Conditions treated
Dr. Richard A. A. Day, being an neurosurgeon, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Richard A. A. Day.
- Achalasia
- Acoustic Neuroma
- Anal Fissure
- Appendicitis
- Boils
- Brain Aneurysm
- Brain Cancer
- Brain Damage
- Brain Hemorrhage
- Brain Lesions
- Cancer
- Cauda Equina Syndrome
- Cerebral Aneurysm
- Cervical Radiculopathy
- Colon Cancer
- Concussion
- Crohn's Disease
- Cyst
- Diverticulosis
- Enlarged Spleen
- Esophageal Cancer
- Gallstones
- Gangrene
- Heart Disease
- Hemorrhoids
- Hernia
- Herniated Disc
- Hydrocephalus
- Inflammatory Bowel Disease (IBD)
- Lymphedema
- Neck Pain
- Pancreatitis
- Paralysis
- Peptic Ulcer
- Peripheral Nerve Tumors
- Pilonidal Cyst
- Pinched Nerve
- Pseudotumor Cerebri
- Quadriplegia
- Sebaceous Cyst
- Spinal Cord Injury
- Spinal Stenosis
- Spondylosis
- Traumatic Brain Injury
- Ulcerative Colitis
Procedures Performed by Dr. Richard A. A. Day
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Richard A. A. Day as in-network for the following 2026 plans.
Health plans
Blue Cross and Blue Shield of Montana
Network data as of Jun 7, 2026, as reported by the insurer.
Show all 10 plans from Blue Cross and Blue Shield of Montana
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Blue Preferred Bronze PPO℠ 201 (4 plan variants) | PPO · Expanded Bronze | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Bronze PPO℠ 202 (4 plan variants) | PPO · Expanded Bronze | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Bronze PPO℠ Standard (4 plan variants) | PPO · Expanded Bronze | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Gold PPO℠ 204 (4 plan variants) | PPO · Gold | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Gold PPO℠ 901 (4 plan variants) | PPO · Gold | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Gold PPO℠ Standard (4 plan variants) | PPO · Gold | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Security PPO℠ 200 (4 plan variants) | PPO · Catastrophic | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Silver PPO℠ 203 (4 plan variants) | PPO · Silver | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Silver PPO℠ 308 (4 plan variants) | PPO · Silver | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Silver PPO℠ Standard (4 plan variants) | PPO · Silver | Blue Preferred PPO | Accepting new patients |
Mountain Health CO-OP
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 22 plans from Mountain Health CO-OP
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| PEAK PPO BRONZE | PPO · Expanded Bronze | Preferred | Accepting new patients |
| Peak PPO Bronze HDHP | PPO · Expanded Bronze | Preferred | Accepting new patients |
| PEAK PPO BRONZE HDHP | PPO · Expanded Bronze | Preferred | Accepting new patients |
| Peak PPO Bronze Standard | PPO · Expanded Bronze | Preferred | Accepting new patients |
| Peak PPO Catastrophic | PPO · Catastrophic | Preferred | Accepting new patients |
| Peak PPO Gold | PPO · Gold | Preferred | Accepting new patients |
| PEAK PPO GOLD | PPO · Gold | Preferred | Accepting new patients |
| PEAK PPO GOLD HDHP | PPO · Gold | Preferred | Accepting new patients |
| Peak PPO Gold Standard | PPO · Gold | Preferred | Accepting new patients |
| Peak PPO Silver | PPO · Silver | Preferred | Accepting new patients |
| PEAK PPO SILVER | PPO · Silver | Preferred | Accepting new patients |
| PEAK PPO SILVER HDHP | PPO · Silver | Preferred | Accepting new patients |
| Peak PPO Silver Standard | PPO · Silver | Preferred | Accepting new patients |
| Plus Bronze (2 plan variants) | PPO · Expanded Bronze | Tier Two | Accepting new patients |
| Plus Bronze HDHP | PPO · Expanded Bronze | Tier Two | Accepting new patients |
| Plus Bronze Standard | PPO · Expanded Bronze | Tier Two | Accepting new patients |
| Plus Gold (2 plan variants) | PPO · Gold | Tier Two | Accepting new patients |
| Plus Gold HDHP | PPO · Gold | Tier Two | Accepting new patients |
| Plus Gold Standard | PPO · Gold | Tier Two | Accepting new patients |
| Plus Silver | PPO · Silver | Tier Two | Accepting new patients |
| Plus Silver HDHP | PPO · Silver | Tier Two | Accepting new patients |
| Plus Silver Standard | PPO · Silver | Tier Two | Accepting new patients |
PacificSource Health Plans
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 8 plans from PacificSource Health Plans
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Core Bronze HSA 10600 | EPO · Bronze | Tier One | Accepting new patients |
| Core Bronze HSA 8300 | EPO · Expanded Bronze | Tier One | Accepting new patients |
| Core Gold 1500 | EPO · Gold | Tier One | Accepting new patients |
| Core Silver 3500 | EPO · Silver | Tier One | Accepting new patients |
| Core Silver 5000 | EPO · Silver | Tier One | Accepting new patients |
| Core Standard Expanded Bronze HSA | EPO · Expanded Bronze | Tier One | Accepting new patients |
| Core Standard Gold | EPO · Gold | Tier One | Accepting new patients |
| Core Standard Silver | EPO · Silver | Tier One | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Richard A. A. Day is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Richard A. A. Day is enrolled to bill Medicare as a Practitioner - Neurosurgery .
Bills through: Community Hospital Of Anaconda
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| LDR Medical | $1197 |
| Medtronic | $691 |
| Zimmer Biomet | $554 |
Other
| Food and Beverage | $2183 |
| Travel and Lodging | $909 |
Studies
UNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduated in 1988Additional Specialities
- Surgeon
Affiliated practices
Affiliated hospitals
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Questions & Answers
Does Dr. Richard A. A. Day accept patients with PacificSource Health Plans?
Yes, Dr. Richard A. A. Day is listed in-network for PacificSource Health Plans through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Where can you meet with Dr. Richard A. A. Day?
Dr. Richard A. A. Day's office is located at 1190 Westwood Drive in Hamilton, MT 59840.
What conditions does Dr. Richard A. A. Day treat?
Dr. Richard A. A. Day provides treatment for Brain Cancer, Brain Hemorrhage, Brain Lesions, Esophageal Cancer, Hemorrhoids, Sebaceous Cyst. For the full list see this list.
Does Dr. Richard A. A. Day have affiliation with practices?
Dr. Richard A. A. Day is affiliated with Bitterroot Valley Eye Associates. For the full list of practices see this list.
Has Dr. Richard A. A. Day affiliation with hospitals?
Dr. Richard A. A. Day is affiliated with COMMUNITY HOSPITAL OF ANACONDA. For the full list of hospitals see this list.