Overview
Walter Grenell is an Emergency Medicine provider practicing medicine in Hilo, Hawaii.
His clinical expertise encompasses Gallbladder Disease, Boils, Folliculitis, and Carbuncle.
Dr. Grenell is currently accepting new patients.
Specialties
Licenses
Hospital Affiliations
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- EPO
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
1190 Waianuenue Ave, Hilo, HI 96720
8300 W 38th Ave, Wheat Ridge, CO 80033
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Hilo Medical Center
Michael Felten is an Emergency Medicine provider practicing medicine in Hilo, Hawaii. He has been practicing medicine for over 17 years. His clinical expertise encompasses Respiratory Syncytial Virus (RSV) Infection, Muscle Spasms, Boils, and Gallbladder Disease. Dr. Felten is currently accepting new patients.
Hilo Medical Center
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Frequently Asked Questions about Dr. Walter B. Grenell
How do I make an appointment with Dr. Walter B. Grenell?
You can book an appointment with Dr. Walter B. Grenell by calling their office at 808-932-3000. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. Walter B. Grenell a top-rated expert for Gallbladder Disease?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. Walter B. Grenell is classified as an Experienced expert for Gallbladder Disease, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. Walter B. Grenell specialize in?
While Dr. Walter B. Grenell is a Emergency Medicine, they have specific expertise in Gallbladder Disease, Boils, and Folliculitis. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Emergency Medicine.
Does Dr. Walter B. Grenell accept my insurance?
Dr. Walter B. Grenell accepts most major insurance plans, including Blue Cross Blue Shield and Cigna. We recommend calling the office directly at 808-932-3000 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Experienced
- BoilsDr. Grenell isExperienced. Learn about Boils.
- CarbuncleDr. Grenell isExperienced. Learn about Carbuncle.
- FolliculitisDr. Grenell isExperienced. Learn about Folliculitis.
- Gallbladder DiseaseDr. Grenell isExperienced. Learn about Gallbladder Disease.