Expertise in
10
conditions

Dr. Guy W. Neff

Gastroenterology
Sarasota Orthopedic Associates LLC
6230 University Pkwy Ste 203, 
Lakewood Ranch, FL 
Expertise in
10
conditions
Sarasota Orthopedic Associates LLC
6230 University Pkwy Ste 203, 
Lakewood Ranch, FL 

Overview

Guy Neff is a Gastroenterologist practicing medicine in Lakewood Ranch, Florida.

Dr. Neff is highly rated in 10 conditions, according to our data. His clinical expertise encompasses Nonalcoholic Steatohepatitis (NASH), Non-Alcoholic Fatty Liver Disease, Cirrhosis, Liver Transplant, and Hepatectomy.

He is actively involved in clinical research, co-authoring 37 peer reviewed articles and participating in 8 clinical trials.

Specialties

Gastroenterology

Licenses

Internal Medicine in FL

Languages Spoken

English

Gender

Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Devoted Health
  • MEDICARE MAPD
  • OTHER MEDICARE
EmblemHealth
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE PART D
Freedom Health
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
HealthPartners
  • POS
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Sunshine Health
  • EPO
  • HMO
TeamCare
  • OTHER COMMERCIAL
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 11 Less Insurance Carriers -

Locations

Sarasota Orthopedic Associates LLC
6230 University Pkwy Ste 203, Lakewood Ranch, FL 34240

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

7 Clinical Trials

A Phase 3, Multicenter, Randomized, Double-Blind, Parallel-Arm, Placebo-Controlled Maintenance Study of Mirikizumab in Patients With Moderately to Severely Active Ulcerative Colitis (LUCENT 2)
A Phase 3, Multicenter, Randomized, Double-Blind, Parallel-Arm, Placebo-Controlled Maintenance Study of Mirikizumab in Patients With Moderately to Severely Active Ulcerative Colitis (LUCENT 2)
Enrollment Status: Completed
Publish Date: May 13, 2026
Intervention Type: Drug
Study Drug: Mirikizumab
Study Phase: Phase 3
A Phase 3, Multicenter, Randomized, Double-Blind, Parallel, Placebo-Controlled Induction Study of Mirikizumab in Conventional-Failed and Biologic-Failed Patients With Moderately to Severely Active Ulcerative Colitis (LUCENT 1)
A Phase 3, Multicenter, Randomized, Double-Blind, Parallel, Placebo-Controlled Induction Study of Mirikizumab in Conventional-Failed and Biologic-Failed Patients With Moderately to Severely Active Ulcerative Colitis (LUCENT 1)
Enrollment Status: Completed
Publish Date: May 31, 2025
Intervention Type: Drug
Study Drug: Mirikizumab
Study Phase: Phase 3
A Phase 3, Double-Blind, Randomized, Long-Term, Placebo-Controlled, Multicenter Study Evaluating the Safety and Efficacy of Obeticholic Acid in Subjects With Nonalcoholic Steatohepatitis
A Phase 3, Double-Blind, Randomized, Long-Term, Placebo-Controlled, Multicenter Study Evaluating the Safety and Efficacy of Obeticholic Acid in Subjects With Nonalcoholic Steatohepatitis
Enrollment Status: Terminated
Publish Date: October 01, 2024
Intervention Type: Drug
Study Drug: Obeticholic Acid
Study Phase: Phase 3
A Phase 3, Double-Blind, Randomized, Placebo-Controlled, Multicenter Study to Evaluate the Efficacy and Safety of Obeticholic Acid in Subjects With Compensated Cirrhosis Due to Nonalcoholic Steatohepatitis
A Phase 3, Double-Blind, Randomized, Placebo-Controlled, Multicenter Study to Evaluate the Efficacy and Safety of Obeticholic Acid in Subjects With Compensated Cirrhosis Due to Nonalcoholic Steatohepatitis
Enrollment Status: Completed
Publish Date: October 23, 2023
Intervention Type: Drug
Study Drug: Obeticholic acid
Study Phase: Phase 3
A 52-week, Placebo-controlled, Randomized, Phase 3 Study to Evaluate the Safety and Efficacy of Seladelpar in Subjects With Primary Biliary Cholangitis (PBC) and an Inadequate Response to or an Intolerance to Ursodeoxycholic Acid (UDCA)
A 52-week, Placebo-controlled, Randomized, Phase 3 Study to Evaluate the Safety and Efficacy of Seladelpar in Subjects With Primary Biliary Cholangitis (PBC) and an Inadequate Response to or an Intolerance to Ursodeoxycholic Acid (UDCA)
Enrollment Status: Completed
Publish Date: August 02, 2022
Intervention Type: Drug
Study Phase: Phase 3
A Randomized, Double-Blind, Placebo-Controlled, Proof-of-Concept Study Evaluating the Efficacy and Safety of Baricitinib (LY3009104) in Patients With Primary Biliary Cholangitis Who Have an Inadequate Response or Are Intolerant to UDCA
A Randomized, Double-Blind, Placebo-Controlled, Proof-of-Concept Study Evaluating the Efficacy and Safety of Baricitinib (LY3009104) in Patients With Primary Biliary Cholangitis Who Have an Inadequate Response or Are Intolerant to UDCA
Enrollment Status: Terminated
Publish Date: October 14, 2020
Intervention Type: Drug
Study Phase: Phase 2
A Multicenter, Randomized, Double-Blind, Placebo-Controlled Trial of Emricasan, an Oral Caspase Inhibitor, in Subjects With Decompensated Non-Alcoholic Steatohepatitis (NASH) Cirrhosis
A Multicenter, Randomized, Double-Blind, Placebo-Controlled Trial of Emricasan, an Oral Caspase Inhibitor, in Subjects With Decompensated Non-Alcoholic Steatohepatitis (NASH) Cirrhosis
Enrollment Status: Unknown
Publish Date: March 19, 2019
Intervention Type: Drug
Study Drug: Emricasan
Study Phase: Phase 2
View 6 Less Clinical Trials

37 Total Publications

Author Correction: Survodutide in adults with obesity and metabolic dysfunction-associated steatotic liver disease: SYNCHRONIZE-MASLD, a randomized, double-blind, placebo-controlled phase 3 trial.
Author Correction: Survodutide in adults with obesity and metabolic dysfunction-associated steatotic liver disease: SYNCHRONIZE-MASLD, a randomized, double-blind, placebo-controlled phase 3 trial.
Journal: Nature medicine
Published: August 26, 2026
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Frequently Asked Questions about Dr. Guy W. Neff

How do I make an appointment with Dr. Guy W. Neff?

You can book an appointment with Dr. Guy W. Neff by calling their office at 941-500-3200. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Guy W. Neff a top-rated expert for Nonalcoholic Steatohepatitis (NASH)?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Guy W. Neff is classified as an Distinguished expert for Nonalcoholic Steatohepatitis (NASH), 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. Guy W. Neff specialize in?

While Dr. Guy W. Neff is a Gastroenterology, they have specific expertise in Nonalcoholic Steatohepatitis (NASH), Non-Alcoholic Fatty Liver Disease, and Cirrhosis. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Gastroenterology.

Does Dr. Guy W. Neff participate in research or clinical trials?

Yes. Dr. Guy W. Neff has published 37 articles and abstracts on conditions like Nonalcoholic Steatohepatitis (NASH). You can view a list of Dr. Guy W. Neff's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. Guy W. Neff accept my insurance?

Dr. Guy W. Neff accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 941-500-3200 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

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