John W. Shaw
Experienced in Proctitis

Dr. John W. Shaw

General Surgery | Colorectal Surgery | Surgical Oncology
Mercy Health
Mercy Health — Defiance General Surgery
1400 East 2nd Street, 
Defiance, OH 
On Staff At
Accepting New Patients

Experienced in Proctitis
Mercy Health
Mercy Health — Defiance General Surgery
1400 East 2nd Street, 
Defiance, OH 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

John Shaw is a Colorectal Surgeon and a General Surgeon in Defiance, Ohio. Dr. Shaw is rated as an Experienced provider by MediFind in the treatment of Proctitis. His top areas of expertise are Hernia, Necrosis, Umbilical Hernia, Hemorrhoidectomy, and Gastrectomy. Dr. Shaw is currently accepting new patients.

His clinical research consists of co-authoring 1 peer reviewed article. MediFind looks at clinical research from the past 15 years.

Graduate Institution
University Of Cincinnati, 1990
Residency
Providence Hospital, Surgery (General Surgery), 1995
Specialties
General Surgery
Colorectal Surgery
Surgical Oncology
Licenses
Surgery in OH
Hospital Affiliations
Mercy Health - Perrysburg Hospital
Mercy Health - St. Anne Hospital
Mercy Health - St. Charles Hospital
Mercy Health - St. Vincent Medical Center
Mercy Health - Defiance Hospital
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
Alignment Health Plan
  • MEDICARE MAPD
  • MEDICARE SNP
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Buckeye Health Plan
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE-MEDICAID PLAN
CareSource
  • HMO
Cigna
  • EPO
  • HMO
  • PPO
CommuniCare Advantage
  • MEDICARE SNP
Devoted Health
  • MEDICARE MAPD
  • OTHER MEDICARE
First Health
  • INSURANCE PLAN
  • MEDICARE PDP
  • PPO
Health Alliance Plan
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
McLaren Health
  • HMO
Medical Health
  • HMO
  • PPO
Medical Mutual
  • HMO
  • PPO
Paramount
  • EPO
  • HMO
  • INDEMNITY
  • PPO
Spectrum Priority Health
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
SummaCare
  • HMO
  • PPO
The Health Plan
  • HMO
  • MANAGED MEDICAID PLAN
  • OTHER MEDICARE PART D
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 17 Less Insurance Carriers -

Locations

Mercy Health — Defiance General Surgery
1400 East 2nd Street, Defiance, OH 43512
Call: 419-783-3252
Other Locations
Mercy Health - Paulding General Surgery
1035 West Wayne Street, Paulding, OH 45879
Call: 419-783-3252
Mercy Health — Napoleon General Surgery
1426 Scott Street, Napoleon, OH 43545
Call: 419-599-5600

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.


1 Total Publications

Gallbladder Volvulus Mimicking an Intra-abdominal Malignancy in an Elderly Patient on Warfarin: A Case Report.
Gallbladder Volvulus Mimicking an Intra-abdominal Malignancy in an Elderly Patient on Warfarin: A Case Report.
Journal: Cureus
Published: June 10, 2025
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Sylvania, OH 
 (26.8 miles away)
419-251-4790
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Sanjiv Bais is a Colorectal Surgeon and a General Surgeon in Sylvania, Ohio. Dr. Bais is rated as an Advanced provider by MediFind in the treatment of Proctitis. His top areas of expertise are Familial Colorectal Cancer, Hernia, Umbilical Hernia, Hernia Surgery, and Small Bowel Resection. Dr. Bais is currently accepting new patients.

VIEW MORE PROCTITIS DOCTORS

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

Find Dr. Shaw's expertise for a condition
ConditionClose
    • Distinguished
    • Diverticular Disease
      Dr. Shaw is
      Distinguished
      . Learn about Diverticular Disease.
      See more Diverticular Disease experts
    • Hernia
      Dr. Shaw is
      Distinguished
      . Learn about Hernia.
      See more Hernia experts
    • Necrosis
      Dr. Shaw is
      Distinguished
      . Learn about Necrosis.
      See more Necrosis experts
    • Umbilical Hernia
      Dr. Shaw is
      Distinguished
      . Learn about Umbilical Hernia.
      See more Umbilical Hernia experts
    • Advanced
    • ALK-Positive Non-Small Cell Lung Cancer
      Dr. Shaw is
      Advanced
      . Learn about ALK-Positive Non-Small Cell Lung Cancer.
      See more ALK-Positive Non-Small Cell Lung Cancer experts
    • Cellulitis
      Dr. Shaw is
      Advanced
      . Learn about Cellulitis.
      See more Cellulitis experts
    • Chronic Erosive Gastritis
      Dr. Shaw is
      Advanced
      . Learn about Chronic Erosive Gastritis.
      See more Chronic Erosive Gastritis experts
    • Esophagitis
      Dr. Shaw is
      Advanced
      . Learn about Esophagitis.
      See more Esophagitis experts
    • Familial Colorectal Cancer
      Dr. Shaw is
      Advanced
      . Learn about Familial Colorectal Cancer.
      See more Familial Colorectal Cancer experts
    • Peptic Ulcer
      Dr. Shaw is
      Advanced
      . Learn about Peptic Ulcer.
      See more Peptic Ulcer experts
    • Experienced
    • Angiosarcoma
      Dr. Shaw is
      Experienced
      . Learn about Angiosarcoma.
      See more Angiosarcoma experts
    • Attenuated Familial Adenomatous Polyposis
      Dr. Shaw is
      Experienced
      . Learn about Attenuated Familial Adenomatous Polyposis.
      See more Attenuated Familial Adenomatous Polyposis experts
    • Barrett Esophagus
      Dr. Shaw is
      Experienced
      . Learn about Barrett Esophagus.
      See more Barrett Esophagus experts
    • Bladder Reconstruction
      Dr. Shaw is
      Experienced
      . Learn about Bladder Reconstruction.
      See more Bladder Reconstruction experts
    • Breast Cancer
      Dr. Shaw is
      Experienced
      . Learn about Breast Cancer.
      See more Breast Cancer experts
    • Breast Lump
      Dr. Shaw is
      Experienced
      . Learn about Breast Lump.
      See more Breast Lump experts
    View All 41 Experienced Conditions
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