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Dr. William Maher, MD

Gastroenterology* Age 64
Dr. William Maher, MD
3.4 (25 Ratings)

Offers telehealth

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Dr. William Maher, MD is a Gastroenterologist in Somersworth, NH.
Dr. William Maher, MD
3.4 (25 Ratings)
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Dr. William Maher, MD

Gastroenterology* Age 64
Somersworth, NH
Accepting new patients
32 years of experience

Offers telehealth

Dr. William Maher, MD is a Gastroenterologist in Somersworth, NH.

About

Dr. Maher graduated from Rutgers New Jersey Medical School in 1992 and completed a residency at Strong Mem Hsp University Rochester.Dr. William Maher, MD is a Gastroenterologist in Somersworth, NH and has 32 years experience. Dr. Maher currently practices at Practice and are affiliated with Portsmouth Regional Hospital, Wentworth-Douglass Hospital, York Hospital and Frisbie Memorial Hospital. Dr. Maher has experience treating conditions like Intestinal Diverticulosis, Abdominal Pain and Heartburn among other conditions at varying frequencies. At present, Dr. Maher received an average rating of 3.4/5 from patients and has been reviewed 25 times. Dr. Maher's office accepts new patients and telehealth appointments. Dr. Maher also speaks Spanish. Dr. Maher is board certified in Gastroenterology and accepts multiple insurance plans.

Offers Telehealth

This provider offers telehealth appointments. Call the office to schedule.

Friendly Staff

Patients said the staff was friendly.

Experience Check

Enter a condition or procedure
Intestinal Diverticulosis
Abdominal Pain
Heartburn
Intestinal Diverticulosis
Abdominal Pain
Heartburn
Barrett's Esophagus
Diarrhea
  • View other providers who treat Diarrhea
Dysphagia
Esophagitis
Intestinal Obstruction
Nausea
  • View other providers who treat Nausea
Diaphragmatic and Hiatal Hernia
Esophageal Motility Disorders
Gastrointestinal Bleeding
Intestinal Diverticulitis
Peptic Ulcer
Duodenal Polypectomy
Alcoholic Cirrhosis
Anal or Rectal Pain
Anemia
  • View other providers who treat Anemia
Bowel Strangulation
Celiac Disease
Chronic Gastritis
Cirrhosis
Colorectal Polyp
Constipation
Crohn's Disease
Diffuse Esophageal Spasm
Duodenal Ulcer
Enteritis
Esophageal Ulcer
Esophageal Varices
Gallstones
Gas-Bloat Syndrome
Gastric Ulcer
Gastritis
Gastroesophageal Reflux Disease (GERD)
Gastrointestinal Malabsorption
Gastroptosis
Hemorrhoids
Hepatitis C
Indigestion
Inflammatory Bowel Disease
Intestinal Malabsorption Carbohydrate
Intestinal Ulcer
Irritable Bowel Syndrome
Liver Damage from Alcohol
Malnutrition
Non-Alcoholic Fatty Liver Disease
Noninfectious Gastroenteritis and Colitis
Pancreatitis
Reflux Esophagitis
Ulcerative Colitis
Unexplained Weight Loss
Upper Digestive Tract Cancer
Vitamin_Deficiency
Vomiting Disorders
Flexible Sigmoidoscopy
Manometry
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Rigid Proctosigmoidoscopy
Acute Gastritis
Alcoholic Fatty Liver
Alcoholic Hepatitis
Ascites
  • View other providers who treat Ascites
Barretts Esophagus with Dysplasia
Benign Neoplasm of the Digestive System
Bile Duct Obstruction
Biliary Cirrhosis
Boerhaave's Syndrome
Cholangitis
Chronic Anal Fissure
Colitis
  • View other providers who treat Colitis
Colon Cancer
Colon Disorders
Colon Polyp
Colorectal Cancer
Congenital Achalasia
Congenital Anomaly Esophagus
Congenital Anomaly Intestine
Cyclical Vomiting
Dehydration
Diverticulitis
Diverticulosis
Duodenal Cancer
Duodenitis
Dysentery
Eosinophilic Esophagitis
Esophageal Achalasia and Cardiospasm
Esophageal Dilation
Esophageal Diverticulum
Familial Adenomatous Polyposis
Folate Deficiency Anemia
Food Allergy
Gastrointestinal Diseases
Gastrojejunal Ulcer
Gastroparesis
Hemochromatosis
Hepatitis
Hepatitis B
Hepatitis B - Immune Response
Hepatorenal Syndrome
Hernia
  • View other providers who treat Hernia
Hiatal Hernia
Hypokalemia
Ileus
  • View other providers who treat Ileus
Infectious Diarrheal Disease
Ischemic Colitis
Lactose Intolerance
Liver Abscess
Mallory-Weiss Syndrome
Neoplasm of Gastrointestinal Tract
Non-Neonatal Jaundice
Pancreatic Pseudocyst
Pouchitis
Primary Biliary Cholangitis
Primary Sclerosing Cholangitis
Proctoptosis
Pyloric Stenosis
Rectal Prolapse
Rectal Ulcer
Retroperitoneum Cancer
Splenomegaly
Stomal Ulcer
Ulcer
  • View other providers who treat Ulcer
Viral Enteritis
Viral Hepatitis
Vitamin B12 Anemia
Whipple's Disease
Bile Duct Procedure
Capsule Endoscopy
Colon Cancer Screening
Colonoscopy
Colonoscopy With Polypectomy
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Colorectal Cancer Screening
Endoscopic Common Bile Duct Stone Removal
Endoscopic Polypectomy
Endoscopic Ultrasound
Endoscopy
ERCP (Endoscopic Retrograde Cholangiopancreatography)
ERCP With Spincterotomy
Esophageal pH Monitoring
Esophageal Stenting
Esophagoscopy
Gallbladder Scan
Hemorrhoid Treatment
Hepatitis A Screening
Hepatitis B Virus Screening
Hepatitis C Virus Screening
Hepatitis Screening
Impedance Testing
Instrumental Diagnostic Evaluation for Dysphagia
Laparoscopic Removal of Stones from Biliary Tract
Liver Biopsy
Liver Function Test
Percutaneous Edoscopic Gastrostomy (PEG)
pH Probe
  • View other providers who treat pH Probe
Proctosigmoidoscopy
Screening Colonoscopy
Ultrasound, Endoanal
Ultrasound, Esophageal
VAP Lipid Testing
Wireless pH Testing

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Harvard Pilgrim Health Care PPO
  • Coventry Health Care
  • Medicare
  • Tufts PPO
  • Curative EPO
    Curative PPO
    Curative PPO Plus
  • Medicaid
    Health Net
    Medicare Advantage PFFS
  • HealthyBlue Advantage
    HealthyBlue 2.0
  • Group Health Cooperative
  • Great West Healthcare-Cigna PPO
    Cigna
    Cigna HMO
    Open Access Plus
    Cigna PPO
  • Medicaid
  • GEHA
  • Humana
  • MultiPlan PPO
    PHCS Network PPO
  • Medicaid
  • First Health (Coventry Health Care) PPO
    First Health (Coventry Health Care)
  • Fallon Community Health Plan
  • Network Health
  • Blue Card PPO
    Blue Cross Blue Shield
    Blue Cross and Blue Shield
  • Medicaid
  • Medicaid
  • Medicaid
  • Medicaid
  • UniCare
  • Mail Handlers Benefit Plan (MHBP)
  • Medicaid
  • Medicaid
  • Medicaid
  • Medicaid
  • Medicaid
  • Options PPO
    Navigate POS
    Medicaid
    Navigate HMO
    Choice Plus POS
  • Medicaid
  • Medicaid
  • Silver Preferred Blue -NH PPO
    BlueChoice Open Access-NH POS
    Preferred Blue Network-NH
    BlueChoice Open Access (Select Network)-NH
    Blue Choice-NH
    Gold Pathway X with H.S.A (Off Exchange)-NH HMO
    Silver Pathway X-NH HMO
    Gold Pathway X-NH HMO
    Silver Access Blue New England-NH HMO
    Balanced Blue New England Choice-NH HMO
    Gold Matthew Thornton Blue with H.S.A.-NH HMO
    Pathway X Enhanced-NH
    Silver Preferred Blue with H.S.A.-NH PPO
    National (BlueCard) PPO
    Silver Pathway X with H.S.A.-NH HMO
    Pathway X Enhanced (IND)-NH HMO
    National (BlueCard Basic) PPO
    Access Blue New England Network-NH
    Lumenos HSA Plans-NH
    Matthew Thornton Blue-NH
    Silver Blue New England Choice-NH HMO
    Bronze Preferred Blue-NH PPO
    Platinum Pathway X (Off Exchange)-NH HMO
    Silver Pathway X Enhanced with H.S.A w/ PD-NH HMO
    Pathway X Bronze Direct CACA IN HIX
    Blue Choice New England-NH
    Pathway Network-NH
    Matthew Thornton Blue Network-NH
    Gold Pathway X with H.S.A-NH HMO
    Blue New England Network-NH HMO
    Silver Pathway X (Off Exchange)-NH HMO
    Preferred Blue-NH
    Access Blue New England Network-NH HMO
    Gold Access Blue New England with H.S.A.-NH HMO
    Anthem
    Balanced Access Blue New England-NH HMO
    BlueChoice New England-NH POS
    Lumenos Individual Plans-NH
    Lumenos Group Plans-NH
    Silver Pathway X Enhanced with H.S.A-NH HMO
    Catastrophic Pathway X Enhanced w/ PD-NH HMO
    Bronze Access Blue New England with H.S.A.-NH HMO
    Gold Access Blue New England-NH HMO
    Platinum Preferred Blue-NH PPO
    Silver Access Blue New England with H.S.A.-NH HMO
    Pathway X (SHOP)-NH HMO
    Bronze Pathway X-NH HMO
    Bronze Pathway X Enhanced w/ PD-NH HMO
    SmartSense-NH
    Gold Pathway X (Off Exchange)-NH HMO
    Blue Direct-NH
    Tonik-NH
    Bronze Blue New England Choice with H.S.A-NH HMO
    Gold Preferred Blue with H.S.A.-NH PPO
    Bronze Preferred Blue with H.S.A.-NH PPO
    Platinum Access Blue New England-NH HMO
    Lumenos Group Plans Network-NH
    Silver Pathway X Enhanced w/ PD-NH HMO
    Bronze Matthew Thornton Blue with H.S.A.-NH HMO
    Bronze Pathway X Enhanced with H.S.A w/ PD-NH HMO
    Silver Pathway X with H.S.A (Off Exchange)-NH HMO
    Bronze Matthew Thornton-NH HMO
    BlueChoice New England Network-NH
    Traditional Indemnity-NH
    Traditional Indemnity Network-NH
    Gold Blue New England Choice-NH HMO
    Individual Blue-NH
    Bronze Pathway X Enhanced with H.S.A-NH HMO
    Blue New England Choice-NH HMO
    Blue Choice-NH PPO
    Bronze Pathway X with H.S.A.-NH HMO
    Bronze Pathway X with H.S.A (Off Exchange)-NH HMO
    Pathway X-NH
    Preferred Blue-NH PPO
    Gold Preferred Blue-NH PPO
    Gold Pathway X Enhanced w/ PD-NH HMO
    Platinum Pathway X-NH HMO
    Premier-NH
    Blue Choice Network-NH
    Balanced Preferred Blue-NH PPO
  • Aetna
    Aetna HMO
    Select
    Choice Plus POS II
  • Medicaid
  • Medicaid
  • Medicaid
  • MVP Health Care

Locations

  1. 1 Atlantic Digestive Specialists PLLC
    21 Clark Way, Somersworth, NH 03878
  2. 2 York Hospital
    15 Hospital Dr, York, ME 03909
  3. 3 Office
    21 Clark Way # 108, Somersworth, NH 03878

Patient Satisfaction

Likelihood to recommend Dr. Maher
3.4
Based on 25 Reviews
5 Stars (14)
4 Stars (1)
3 Stars (0)
2 Stars (1)
1 Star (9)

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How likely are you to recommend Dr. Maher?

(Select your rating)
Patient Reviews
Jan 10, 2024
I've seen Dr. Maher for a consult & two separate procedures twice now over 2022 and 2024. Dr. Maher has always been professional, witty and all business, his team during endoscopy & colonoscopy ready to go, always friendly and easy to talk with, can't ask for anything better...
Jeff B NH/USA — Jan 10, 2024
See more reviews on Healthgrades
Photo: Dr. William Maher, MD
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Dr. Maher's Office & Staff

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Experience with Dr. Maher

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  • How well provider explains medical condition(s)
  • How well provider listens and answers questions
  • Hpends appropriate amount of time with patients

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Telehealth Options
This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Maher?
Call now to make an appointment
(207) 363-4321

About Me

Languages Spoken
Spanish
Languages Spoken
Specialties*
Gastroenterology
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Education

Education

Medical Education
  • Rutgers New Jersey Medical School
    1992
Medical Education

Board Certifications

Board Certifications
  • Gastroenterology
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

Residency

Residency Hospital
  • Strong Mem Hsp University Rochester
Residency Hospital
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Maher communicate via email?
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Does Dr. Maher offer telehealth services or virtual visits?
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Does Dr. Maher offer an online patient portal?
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Does Dr. Maher have free onsite parking?
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Does Dr. Maher offer weekend visits?
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Does Dr. Maher offer evening visits?
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Does Dr. Maher specialize in working with children or adolescents?
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Does Dr. Maher specialize in working with seniors?
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Does Dr. Maher specialize in couples therapy?
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Does Dr. Maher specialize in working with LGBTQ+ community?
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Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. William Maher, MD. To arrange an appointment, call the number on Dr. Maher's profile.

Dr. Maher frequently treats the following conditions: Intestinal Diverticulosis, Abdominal Pain and Heartburn. See more on Sharecare.

Dr. William Maher, MD is affiliated with Portsmouth Regional Hospital, Wentworth-Douglass Hospital, York Hospital and Frisbie Memorial Hospital.

Yes, Dr. William Maher, MD holds board certification in Gastroenterology.

Hospital Affiliations

  • Portsmouth Regional Hospital

    333 Borthwick Ave, Portsmouth, NH

  • Wentworth-Douglass Hospital

    789 Central Ave, Dover, NH

  • York Hospital

    15 Hospital Dr, York, ME

  • Frisbie Memorial Hospital

    11 Whitehall Rd, Rochester, NH