Dr. James Grendell, MD

Dr. James Grendell, MD

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Gastroenterology  |  
Male  |  
68 y/o
(13)

Accepting new patients

Dr. James Grendell, MD is a gastroenterology doctor who practices in Mineola, NY. He is 68 years old and has been practicing for 42 years.

Winthrop Gastro PC

222 Station Plz N

Mineola, NY 11501
Get Directions

Accepted insurance

  • Aetna
  • Anthem Blue Cross Blue Shield
  • Arizona Health Care Cost Containment System (AHCCCS)
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Alabama
  • Blue Cross Blue Shield of Arizona
  • Blue Cross Blue Shield of California
  • Blue Cross Blue Shield of Delaware
  • Blue Cross Blue Shield of Florida
  • Blue Cross Blue Shield of Georgia
  • Blue Cross Blue Shield of Illinois
  • Blue Cross Blue Shield of Kansas
  • Blue Cross Blue Shield of Louisiana
  • Blue Cross Blue Shield of Massachusetts

Learn about Dr. Grendell

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you

Top Care Areas

new

See how frequently Dr. Grendell performs your care needs compared to other doctors.

Gastrointestinal Diseases
very high
more than 91% of peers
Gastroesophageal Reflux Disease (GERD)
very high
more than 90% of peers
Stomach Diseases
very high
more than 90% of peers

Dr. Grendell's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

We're trying something new with Top Care Areas.Was it helpful for you?YesNo

3

Specialties

  • Gastroenterology
  • Hepatology
  • Nutrition
2

Board Certifications

  • Gastroenterology
    Accredited by: American Board of Internal Medicine*
  • Internal Medicine
    Accredited by: American Board of Internal Medicine*
84

Conditions Treated

  • Abdominal Disorders
  • Abdominal Pain
  • Abscess
  • All Types of Food Poisoning
  • Anal Prolapse
  • Anal or Rectal Pain
  • Anemia
  • Autoimmune Diseases
  • Barrett's Esophagus
  • Benign Neoplasm of the Digestive System
  • Benign Tumor
  • Blood Disorders
  • Cancer
  • Celiac Disease
  • Cholecystitis and Gallstones
  • Cholelithiasis
  • Cirrhosis
  • Colorectal Cancer
  • Constipation
  • Crohn's Disease
  • Dehydration
  • Diaphragmatic and-or Hiatal Hernia
  • Diarrhea
  • Diverticulitis, Intestinal
  • Diverticulosis, Intestinal
  • Duodenal Ulcer
  • Duodenitis
  • Dysentery
  • Dysphagia
  • Enteritis
  • Esophageal Achalasia and Cardiospasm
  • Esophageal Cancer
  • Esophageal Dilation
  • Esophageal Diseases
  • Esophageal Diverticulum
  • Esophageal Ulcer
  • Esophageal Varices
  • Esophagitis
  • Food Poisoning
  • Gas-Bloat Syndrome
  • Gastric Ulcer
  • Gastritis
  • Gastroesophageal Reflux Disease (GERD)
  • Gastrointestinal Bleeding
  • Gastrointestinal Diseases
  • Gastrointestinal Malabsorption
  • Gastroparesis
  • Heartburn
  • Hemochromatosis
  • Hemorrhoids
  • Hepatitis
  • Hepatitis A
  • Hepatitis C
  • Hernia
  • Ileus
  • Indigestion
  • Inflammatory Bowel Disease
  • Intestinal Abscess
  • Intestinal Ischemia
  • Intestinal Obstruction
  • Irritable Bowel Syndrome
  • Lactose Intolerance
  • Limb Swelling
  • Limb Swelling Caused by Fluid Overload
  • Liver Damage from Alcohol
  • Malnutrition
  • Mesenteric Panniculitis
  • Nausea
  • Non-Alcoholic Fatty Liver Disease
  • Noninfectious Gastroenteritis and Colitis
  • Pancreatitis
  • Peptic Ulcer
  • Pyloric Stenosis
  • Reflux Esophagitis
  • Small Intestine Cancer
  • Stomach Cancer
  • Stomach Diseases
  • Stomach and Small Intestine Cancer
  • Stomal Ulcer
  • Ulcer
  • Ulcerative Colitis
  • Unexplained Weight Loss
  • Viral Hepatitis
  • Vomiting Disorders

More

Read More
20

Procedures

  • Abscess or Cyst Drainage or Aspiration
  • Abscess or Fluid Incision and Drainage
  • Anoscopy
  • Capsule Endoscopy
  • Colon Cancer Screening
  • Colonoscopy
  • Colonoscopy With Polypectomy
  • Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
  • Colorectal Cancer Screening
  • ERCP (Endoscopic Retrograde Cholangiopancreatography)
  • ERCP With Spincterotomy
  • Endoscopic Common Bile Duct Stone Removal
  • Endoscopic Polypectomy
  • Endoscopy
  • Endoscopy (Esophagus, Stomach, Small Intestine)
  • Fecal Impaction Removal
  • Flexible Sigmoidoscopy
  • Gastroenterology Procedures
  • Liver Biopsy
  • Percutaneous Edoscopic Gastrostomy (PEG)

Background Check

0 Malpractice Claims

No malpractice history found for New York.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.

Education

  • Ohio State University College Of Medicine and Public Health
    Medical School | Graduated 1975
  • Beth Israel Hospital
    Internship Hospital | Completed 1976
  • Beth Israel Hospital
    Residency Hospital | Completed 1978
  • University Of California San Francisco
    Fellowship Hospital | Completed 1978

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Grendell has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. Grendell does not have any memberships or affiliations listed. If you are Dr. Grendell and would like to add memberships or affiliations, please update your profile.

NYU Winthrop Hospital

is a Recipient of a Healthgrades Excellence Award
Gastrointestinal Care Excellence Award

Hospital Quality Award

Dr. Grendell is on the medical staff at our top-rated hospital.

View Awards

Dr. Grendell's Reviews

Likelihood of recommending Dr. Grendell to family and friends
3.2
based on 13 total reviews (2 with comments)
Dr. Grendell's Performance
  • Trustworthiness
    VERY GOOD
  • Explains condition(s) well
    VERY GOOD
  • Answers Questions
    VERY GOOD
  • Time well spent
    VERY GOOD
Office & Staff Performance
  • Scheduling
    GOOD
  • Office environment
    VERY GOOD
  • Staff friendliness
    VERY GOOD
  • Average wait time
    16 to 30 minutes
Patient Comments (2)
in Elmont n.y. |
Office needs n overhaul. Can't get n appointment a nd when you do you do NOT see Dr. Grindell. I reccomend to go elsewhere. There's many more doctors out there that could accommodate you a nd have a nicer bedside manor. He's very stern hard a nd not that friendly
in SEAFORD |
It takes forever to get an appt. I finally saw his associates. The day before my appointment I got a call that Grendel would not be in and I would have to wait until September (my appointment was 7/15. So ok I saw his associates. Fine then the Scheduler for procedures was not in onbut I would get a call shortly. It is now 7/27 and no call back. So I call and am kept on hold forever and then transferred to VM several times, I was told the individual was now available. GRR. So I called referring
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Now Accepting New Patients
Dr. Grendell accepts 49 insurance carriers
  • Aetna
    Advantage
    Aetna EPO
    Aetna HMO
    Aetna POS
    Aetna PPO
    Aetna Savings Plus of AZ
    Behavioral Health
    Choice
    Choice Plus POS II
    Choice POS
    Choice POS II
    Choice PPO
    Commercial HMO
    Dental DPPO
    Dental PDO
    Elect Choice
    Elect Choice EPO
    Golden Choice
    Golden Choice HMO
    Golden Choice PPO
    Health Fund
    Health Fund POS
    Health Fund PPO
    Managed Choice POS
    Managed Choice PPO
    Medicare Advantage HMO
    Medicare Advantage PFFS
    Medicare Advantage PPO
    National Advantage
    National Advantage PPO
    Open Choice
    Open Choice POS
    Open Choice PPO
    ProNet
    Quality Point-of-Service POS
    Select
    Traditional Choice
    Traditional Choice POS
    Traditional Choice PPO
    USAccess
    Whole Health Banner Health Network
    Whole Health Banner Health Network HMO
    Whole Health Banner Health Network OAMC
    Worker's Compensation WC
  • Anthem Blue Cross Blue Shield
    Anthem Blue Cross Blue Shield HMO
    Anthem Blue Cross Blue Shield POS
    Anthem Blue Cross Blue Shield PPO
    Blue Cross Blue Shield of Nevada POS
    Blue Cross Blue Shield of Nevada PPO
    HealthKeepers Plus HMO
    HealthKeepers Plus POS
  • Arizona Health Care Cost Containment System (AHCCCS)
    Medicaid of Arizona
  • Blue Cross Blue Shield
    Blue Advantage HMO
    Blue Advantage PPO
    Blue Card PPO
    Blue Care Connection PPO
    Blue Care Security
    Blue Care Security HMO
    Blue Care Security PPO
    Blue Choice
    Blue Choice HMO
    Blue Choice POS
    Blue Choice PPO
    Blue Cross and Blue Shield
    Blue Cross Blue Shield EPO
    Blue Cross Blue Shield HMO
    Blue Cross Blue Shield POS
    Blue Cross Blue Shield PPO
    Blue HMO
    Blue Lincs
    Blue Lincs HMO
    Blue Plan 65 Medicare Supplement HMO
    Blue Plan 65 Medicare Supplement PPO
    Blue Preferred
    Blue Preferred PPO
    Blue Solutions HMO
    Blue Traditional
    Blue Traditional HMO
    Blue Traditional POS
    Blue Traditional PPO
    CaliforniaCare HMO
    Caring Program for Children
    Community Blue PPO
    Federal Employee Program
    Lumenos HIA
    MCare HMO
    Medicare Select HMO
    Prudent Buyer
    Prudent Buyer PPO
    State Employees Program
    Worker's Compensation WC
  • Blue Cross Blue Shield of Alabama
    Blue Cross Blue Shield of Alabama HMO
    Blue Cross Blue Shield of Alabama POS
    Blue Cross Blue Shield of Alabama PPO
  • Blue Cross Blue Shield of Arizona
    Blue Alliance Network
    Blue Cross Blue Shield of Arizona HMO
    Blue Cross Blue Shield of Arizona POS
    Blue Cross Blue Shield of Arizona PPO
  • Blue Cross Blue Shield of California
    Blue Cross Blue Shield of California HMO
    Blue Cross Blue Shield of California POS
    Blue Cross Blue Shield of California PPO
  • Blue Cross Blue Shield of Delaware
  • Blue Cross Blue Shield of Florida
    Blue Care HMO
    Blue Cross Blue Shield of Florida PPO
    Blue Select
  • Blue Cross Blue Shield of Georgia
    Blue Cross Blue Shield of Georgia HMO
    Blue Cross Blue Shield of Georgia POS
    Blue Cross Blue Shield of Georgia PPO
  • Blue Cross Blue Shield of Illinois
    Blue Advantage
    Blue Cross Blue Shield of Illinois HMO
    Blue Cross Blue Shield of Illinois POS
    Blue Cross Blue Shield of Illinois PPO
  • Blue Cross Blue Shield of Kansas
    Blue Cross Blue Shield of Kansas HMO
    Blue Cross Blue Shield of Kansas POS
    Blue Cross Blue Shield of Kansas PPO
  • Blue Cross Blue Shield of Louisiana
    Blue Cross Blue Shield of Louisiana PPO
  • Blue Cross Blue Shield of Massachusetts
    Blue Cross Blue Shield of Massachusetts HMO
    Blue Cross Blue Shield of Massachusetts POS
    Blue Cross Blue Shield of Massachusetts PPO
  • Blue Cross Blue Shield of Michigan
    Blue Cross Blue Shield of Michigan POS
    Blue Preferred PPO
  • Blue Cross Blue Shield of Minnesota
    Blue Cross Accord
    Blue Cross Blue Shield of Minnesota HMO
    Blue Cross Blue Shield of Minnesota POS
    Blue Cross Blue Shield of Minnesota PPO
  • Blue Cross Blue Shield of Nebraska
    Blue Cross Blue Shield of Nebraska POS
    Blue Cross Blue Shield of Nebraska PPO
  • Blue Cross Blue Shield of North Carolina
    Blue Cross Blue Shield of North Carolina HMO
    Blue Cross Blue Shield of North Carolina POS
    Blue Cross Blue Shield of North Carolina PPO
  • Blue Cross Blue Shield of Oklahoma
    Blue Choice
    Blue Cross Blue Shield of Oklahoma POS
    Blue Cross Blue Shield of Oklahoma PPO
  • Blue Cross Blue Shield of Pennsylvania
    Blue Cross Blue Shield of Pennsylvania HMO
    Blue Cross Blue Shield of Pennsylvania PPO
  • Blue Cross Blue Shield of Rhode Island
    Blue Cross Blue Shield of Rhode Island POS
    Blue Cross Blue Shield of Rhode Island PPO
  • Blue Cross Blue Shield of South Carolina
    Blue Cross Blue Shield of South Carolina PPO
  • Blue Cross Blue Shield of Texas
    Blue Cross Blue Shield of Texas HMO
    Blue Cross Blue Shield of Texas POS
    Blue Cross Blue Shield of Texas PPO
  • Blue Cross Blue Shield of Wisconsin
    Blue Cross Blue Shield of Wisconsin HMO
  • CareFirst Blue Cross Blue Shield
    Carefirst Blue Cross Blue Shield HMO
  • Cigna
    Choice Fund
    Choice Fund PPO
    Cigna EPO
    Cigna Healthcare of Arizona
    Cigna Healthcare of Georgia
    Cigna Healthcare of Georgia HMO
    Cigna Healthcare of Georgia PPO
    Cigna Healthcare of Illinois EPO
    Cigna Healthcare of Illinois HMO
    Cigna Healthcare of Illinois POS
    Cigna Healthcare of Illinois PPO
    Cigna Healthcare of New Jersey
    Cigna Healthcare of Texas HMO
    Cigna Healthcare of Texas POS
    Cigna Healthcare of Texas PPO
    Cigna HMO
    Cigna Network
    Cigna POS
    Cigna PPO
    Commercial EPO
    Commercial HMO
    Commercial PPO
    Dental PPO
    Great West Healthcare-Cigna
    Great West Healthcare-Cigna HMO
    Great West Healthcare-Cigna POS
    Great West Healthcare-Cigna PPO
    Indemnity EPO
    Medicare Advantage HMO
    Network Open Access
    Open Access
    Open Access Plus
    Open Access Plus PPO
    Select Network HMO
    Select Network POS
    Select Network PPO
  • EmblemHealth
    GHI HMO
    GHI PPO
  • Empire Blue Cross Blue Shield
    Empire Blue Cross Blue Shield HMO
    Empire Blue Cross Blue Shield PPO
  • Highmark Blue Cross Blue Shield
  • Horizon Blue Cross Blue Shield of New Jersey
    Blue Cross Blue Shield of New Jersey
    Blue Cross Blue Shield of New Jersey HMO
  • Humana
    Choice Care
    Choice Care HMO
    Choice Care Network PPO
    Choice Care PPO
    Choice PPO
    Dental HMO
    Dental PPO
    Freedom
    Freedom HMO
    Freedom PPO
    Gold
    Gold Choice
    Humana EPO
    Humana HMO
    Humana POS
    Humana PPO
    Medicare Advantage HMO
    Tricare
  • Medicaid
    Medicaid HMO
  • Medicaid of Arkansas
  • Medicaid of California
    Medicaid of California PPO
  • Medicaid of Illinois
  • Medicaid of Kentucky
  • Medicaid of Missouri
  • Medicaid of New Jersey
  • Medicaid of Oklahoma
  • Medicaid of Pennsylvania
  • Midwest Health Plan
    Medicaid
  • MultiPlan
    MultiPlan PPO
    PHCS Network PPO
  • MVP Health Care
    MVP Health Care PPO
  • Oxford Health Plans
    Freedom Plan
    Liberty Plan HMO
    Oxford Health Plans HMO
    Oxford Health Plans POS
  • Peach State Health Plan
    Medicaid
  • Regence Blue Cross Blue Shield
    Blue Cross Blue Shield of Oregon HMO
    Blue Cross Blue Shield of Oregon POS
    Blue Cross Blue Shield of Oregon PPO
  • Regence Blue Cross Blue Shield of Utah
    Blue Cross Blue Shield of Utah POS
    Blue Cross Blue Shield of Utah PPO
  • UnitedHealthCare
    CarePlus
    CarePlus Medicare Advantage PPO
    Choice Plus POS
    MD-Individual Practice Association, Inc.(MD-IPA) HMO
    Optimum Choice HMO
    Options PPO
    Oxford Liberty
    PacifiCare
    PacifiCare PPO
    United Healthcare
    United Healthcare HMO
  • Wellcare of Georgia
    Medicaid

*Please verify this information when scheduling an appointment.

Hospitals where Dr. Grendell has admitting privileges

NYU Winthrop Hospital
259 1st St
Mineola, NY 11501
View Hospital Profile

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