Dr. Ryan J. Longfellow
- Gender: Male
- Experience: 7 years
- Graduated from: Indiana University School Of Medicine
- Graduation year: 2014
- Sole propriator: Yes
- NPI: 1356768683
Dr. Ryan J. Longfellow MD
Resident
He is located at 600 Highland Avenue in Madison, WI 53792. Can help patients with the following: Atherosclerosis, High Blood Pressure, Hyponatremia, Influenza, Obesity, Peptic Ulcer. His National Provider Identifier (NPI) number is 1356768683. Appointment can be made via the phone number (608) 263-8100. He is affiliated with 1 practices and 1 hospitals.
Conditions treated
Dr. Ryan Joseph Longfellow, being an resident, 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. Ryan J. Longfellow.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Asthma
- Atherosclerosis
- Bladder Control
- Chest Pain
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Constipation
- Cystitis
- Diarrhea
- Edema
- Fever
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Headache
- Heart Disease
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Influenza
- Inguinal Hernia
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Peptic Ulcer
- Prescription Refill
- Urethritis
- Urinary Tract Infection (UTI)
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Ryan J. Longfellow as in-network for the following 2026 plans.
Health plans
Group Health Cooperative-SCW
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 21 plans from Group Health Cooperative-SCW
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Better Together HMO Bronze 6500 Ded/8750 MOOP HSA | HMO · Expanded Bronze | Better Together HMO | Accepting new patients |
| Better Together HMO Bronze 7500 Ded/10000 MOOP HSA | HMO · Expanded Bronze | Better Together HMO | Accepting new patients |
| Better Together HMO Bronze No Medical Ded/10600 MOOP HSA | HMO · Expanded Bronze | Better Together HMO | Accepting new patients |
| Better Together HMO Gold 1500 Ded/8000 MOOP with Vision | HMO · Gold | Better Together HMO | Accepting new patients |
| Better Together HMO Gold 2000 Ded/8200 MOOP | HMO · Gold | Better Together HMO | Accepting new patients |
| Better Together HMO Gold 4000 Ded/4000 MOOP HSA | HMO · Gold | Better Together HMO | Accepting new patients |
| Better Together HMO Platinum 750 Ded/2000 MOOP with Vision | HMO · Platinum | Better Together HMO | Accepting new patients |
| Better Together HMO Platinum No Ded/3300 MOOP | HMO · Platinum | Better Together HMO | Accepting new patients |
| Better Together HMO Platinum No Ded/5200 MOOP | HMO · Platinum | Better Together HMO | Accepting new patients |
| Better Together HMO Silver 5500 Ded/8500 MOOP with Vision | HMO · Silver | Better Together HMO | Accepting new patients |
| Better Together HMO Silver 5975 Ded/5975 MOOP HSA | HMO · Silver | Better Together HMO | Accepting new patients |
| Better Together HMO Silver 6000 Ded/8900 MOOP | HMO · Silver | Better Together HMO | Accepting new patients |
| Partners HMO Bronze 10600 Ded/10600 MOOP HSA | HMO · Bronze | Partners HMO | Accepting new patients |
| Partners HMO Bronze 6000 Ded/10600 MOOP HSA | HMO · Bronze | Partners HMO | Accepting new patients |
| Partners HMO Bronze 7500 Ded/10000 MOOP HSA | HMO · Expanded Bronze | Partners HMO | Accepting new patients |
| Partners HMO Gold 1500 Ded/8000 MOOP with Vision | HMO · Gold | Partners HMO | Accepting new patients |
| Partners HMO Gold 2000 Ded/8200 MOOP | HMO · Gold | Partners HMO | Accepting new patients |
| Partners HMO Gold 4000 Ded/4000 MOOP HSA | HMO · Gold | Partners HMO | Accepting new patients |
| Partners HMO Silver 5500 Ded/8500 MOOP with Vision | HMO · Silver | Partners HMO | Accepting new patients |
| Partners HMO Silver 5975 Ded/5975 MOOP HSA | HMO · Silver | Partners HMO | Accepting new patients |
| Partners HMO Silver 6000 Ded/8900 MOOP | HMO · Silver | Partners HMO | 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. Ryan J. Longfellow 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. Ryan J. Longfellow is enrolled to bill Medicare as a Practitioner - Anesthesiology .
Bills through: Arnett Clinic Llc
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.
Studies
INDIANA UNIVERSITY SCHOOL OF MEDICINE
Graduated in 2014Additional Specialities
- Internist
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Questions & Answers
What conditions does Dr. Ryan Joseph Longfellow treat?
Dr. Ryan Joseph Longfellow provides treatment for Atherosclerosis, High Blood Pressure, Hyponatremia, Influenza, Obesity, Peptic Ulcer. For the full list see this list.
Where can you meet with Dr. Ryan Joseph Longfellow?
Dr. Ryan Joseph Longfellow's office is located at 600 Highland Avenue in Madison, WI 53792.
Does Dr. Ryan Joseph Longfellow accept insurance?
Dr. Ryan Joseph Longfellow is listed in-network for 21 ACA Marketplace (Obamacare/HealthCare.gov) plans from Group Health Cooperative-SCW. See the Marketplace plans section for details.
Does Dr. Ryan Joseph Longfellow have affiliation with practices?
Dr. Ryan Joseph Longfellow is affiliated with Providence Anchorage Anesthesia Medical Group.
Has Dr. Ryan Joseph Longfellow affiliation with hospitals?
Dr. Ryan Joseph Longfellow is affiliated with PROVIDENCE ALASKA MEDICAL CENTER.