Walter Klein, MD
- Gastroenterology
- Internal Medicine
I have been very fortunate to be a physician in my home area for the past 26 years. It is a true honor to take care of so many people I have known since childhood and everyone who has given me this opportunity to be here.
Related Services
Related Practices
Specialties, Procedures &
Conditions Treated
Primary Areas of Practice
- Gastroenterology
- Internal Medicine
Other Areas of Practice
- Cancer Prevention
Procedures
- Anoscopy
- BRAVO pH Monitoring
- Cancer Screening
- Capsule Endoscopy
- Colon Cancer Prevention/Screening
- Colonoscopy
- Endoscopy
- Esophageal Manometry
- Fecal Microbiota Transplant
- Feeding Tube (Percutaneous Endoscopic Gastrostomy; PEG) Placement
- Flexible Sigmoidoscopy
- Hemorrhoid Ligation
Conditions Treated
- Abdominal Pain
- Acid Reflux
- Anal Fissure
- Barrett's Esophagus
- Celiac Disease
- Cirrhosis
- Colitis
- Colon Cancer
- Colon Polyps
- Colorectal Cancer
- Constipation
- Crohn's Disease
- Diabetes
- Diarrhea
- Diverticulitis
- Esophageal Cancer
- Esophageal Disorders
- Fatty Liver Disease
- Gallstones
- Gastrointestinal Bleeding
- Gastrointestinal Cancer
- GERD (Gastroesophageal Reflux Disease)
- Heartburn
- Hemorrhoids
- Hepatitis
- Hyperlipidemia
- Hypertension
- Inflammatory Bowel Disease (IBD)
- Irritable Bowel Syndrome (IBS)
- Liver Disease
- Pancreatitis
- Peptic Ulcer Disease
- Rectal Bleeding
- Rectal Pain
- Short Bowel Syndrome
- Small Bowel Bleeding
- Small Bowel Polyps
- Small Bowel Ulcers
- Small Intestine Bacterial Overgrowth
- Stomach Cancer
- Stomach Disorders
- Swallowing Disorders
- Ulcerative Colitis
Locations &
Appointments
Locations
The Park Medical Group at Tenafly - Englewood Health Physician Network
274 County Road Tenafly, NJ 07670
The Park Medical Group at Northvale - Englewood Health Physician Network
220 Livingston Street Suite 202 Northvale, NJ 07647
The Park Medical Group at Harrington Park - Englewood Health Physician Network
24 Elm Street Harrington Park, NJ 07640
Appointments
Book OnlineInsurance
Insurances Accepted
Please contact your insurance company directly prior to receiving services or care to confirm your coverage. Although we have made every effort to ensure this list is accurate, only your health insurance plan can provide complete information regarding your coverage and potential out-of-pocket costs.
1199 (SEIU)
- 1199 (SEIU)
Aetna
- Aetna Assure Premier Plus
- Aetna Better Health of New Jersey
- Aetna CCN
- Aetna CoreSource
- Aetna Coventry
- Aetna FIDE-SNP
- Aetna HMO
- Aetna Medicare Managed Care
- Aetna POS
- Aetna PPO
- Aetna Whole Health HMO
- Aetna Whole Health PPO
- Medsolutions
- Meritan Health
AmeriHealth
- AmeriHealth Administrator
- AmeriHealth HMO
- AmeriHealth PPO
- Value Network (Exchange Plan)
APWU
- APWU Health Plan
Cigna
- Cigna HMO
- Cigna Medicare Advantage
- Cigna Open Access Plus
- Cigna PPO
- Cigna Supplemental
- Great-West Healthcare (GWH)
- Health Partners
Clover Health
- Clover Medicare Advantage
Consumer Health Network (CHN)
- CHN PPO
Devon Health Plan
- Devon Health Plan
EmblemHealth
- EmblemHealth EPO
- EmblemHealth EPO2
- EmblemHealth FEHB
- EmblemHealth FEHBP
- EmblemHealth GHI CBP
- EmblemHealth GHI PPO
- EmblemHealth National
- EmblemHealth PPO1
- EmblemHealth PPO2
- EmblemHealth PPO3
- EmblemHealth Tri-State
- Vytra
Empire BCBS
- Blue Priority
- Direct HMO
- Direct PPO
- Empire BCBS EPO
- Empire BCBS GEPO
- Empire BCBS HealthPlus Gatekeeper (prefix VFG)
- Empire BCBS HealthPlus Gatekeeper (prefix VJD)
- Empire BCBS HMO
- Empire BCBS Indemnity
- Empire BCBS Medicare Advantage
- Empire BCBS Medicare Advantage Plus
- Empire BCBS POS
- Empire BCBS PPO
Empire Plan (NYSHIP)
- Empire Plan (NYSHIP)
Fidelis Care NJ
- Fidelis Care NJ Medicaid Managed Care
First Health
- First Health
GEHA
- GEHA Health Plan
Horizon BCBS
- Federal Employee Program
- Horizon BCBS Braven Health
- Horizon BCBS EPO
- Horizon BCBS HMO
- Horizon BCBS Medicare Managed Care
- Horizon BCBS PPO
- NJ Carpenters Fund
- OMNIA Tier 1
- Traditional
Horizon NJ Health
- Horizon NJ Health Medicaid
- Horizon NJ TotalCare (D-SNP)
Humana
- Humana ChoiceCare Network PPO
- Humana ChoiceCare+ Network PPO
- Humana ChoicePOS
- Humana Gold Choice Network PFFS
- Humana Gold Choice Network PFFS 23
- Humana Gold Plus DE-SNP
- Humana Gold Plus HMO
- Humana Medicare (Employer PPO Plus)
- Humana Medicare PPO
- Humana Medicare PPO 2023
- Humana National Medicare HMO
- Humana National POS - Open Access
- Humana National POS - Open Access Plus
MagnaCare
- Local 825
- MagnaCare PPO
Mail Handlers
- Mail Handlers Benefit Plan (MHBP)
Medicaid
- Medicaid NJ
Medicare
- Medicare NJ
MultiPlan/PHCS
- Beech Street
- MultiPlan Humana
- MultiPlan Worker's Comp
- PHCS
- Pomco
MVP Health Care
- MVP Health Care PPO
NALC
- NALC Health Benefit Plan
Nippon Life Insurance Co of America
- Nippon Life Benefits
Oxford
- Freedom
- Garden State Network
- Liberty
- Metro
- Oxford Medicare
QualCare
- Choice Care
- HIP HMO
- HIP PPO
- HIP PRIME HMO
- HIP PRIME PPO
- Oscar
- QualCare EPO
- QualCare FEHB
- QualCare GHI PPO
- QualCare HMO
- QualCare Humana
- QualCare PPO
- QualCare Worker's Comp
Railroad Medicare
- Railroad Medicare NJ
TRICARE (Humana Military)
- TRICARE (Humana Military)
TRICARE North Region
- CHAMPVA
- DVA
UMR
- UMR
United Healthcare Community and State
- Dual Complete
- UnitedHealthcare Community and State Medicaid (NJ FamilyCare)
- UnitedHealthcare Community and State Medicare
UnitedHealthcare
- AARP
- Commercial and Marketplace
- Compass Benefit (Exchange)
- Medica
- River Valley
- UnitedHealthcare EPO
- UnitedHealthcare HMO
- UnitedHealthcare POS
- UnitedHealthcare PPO
- UnitedHealthcare StudentResources
Wellcare NJ
- Wellcare NJ Ambetter
- Wellcare NJ Medicare Managed Care
Wellpoint
- Wellpoint Medicaid
- Wellpoint Medicare Advantage
About
About Walter Klein
Dr. Klein, part of The Park Medical Group, received his MD from Weill Medical College of Cornell University. His internship and residency at NewYork-Presbyterian Hospital/Weill Cornell Medical Center included training at Memorial Sloan Kettering Cancer Center and the Hospital for Special Surgery. During his fellowship training in gastroenterology at Temple University Hospital, he conducted clinical research on esophageal disorders and had the opportunity to treat patients in an urban setting. In addition to his work with the Park Medical Group, Dr. Klein volunteers his time teaching medical and surgical residents and students as an assistant professor at the Hackensack Meridian School of Medicine at Seton Hall. He is the school physician for the Cresskill School District and the Police Surgeon for the Harrington Park and Closter Police Departments. Dr. Klein participated in medical humanitarian missions to West Africa as a Commander in the Navy Reserve and has been a volunteer physician in Haiti. He has also accompanied sick patients and their caregivers on pilgrimages to Lourdes, France, with the Order of Malta.
Honors & Awards
2004-2020: Castle Connolly Guide to Top Doctors New York Metro Area
2010-2020: Bergen Magazine Top Doctors
2012-2020: Jersey's Best Top Doctors for Cancer
2010-2020: Jersey's Best Magazine Top Doctors
2016-present: NJ Top Docs
Fellow, American College of Physicians
Fellow, American College of Gastroenterology
Global Health and Community Health Activities
Police Surgeon, Closter Police Department and Harrington Park Police Department
2011, 2013: Volunteer Physician, Hospital Sacre Coeur, Milot, Haiti
Education &
Training
Education & Degrees
MD: Cornell University Medical College
Residency
New York Hospital
Fellowship
Temple University Hospital: Gastroenterology
Certifications & Distinctions
- Gastroenterology (American Board of Internal Medicine)
- Internal Medicine (American Board of Internal Medicine)
Publications
Publications
Klein W, Miller H, Anderson M, and DeCosse J. The Use of Indomethacin, Sulindac, and Tamoxifen for the Treatment of Desmoid Tumors Associated with Familial Polyposis. Cancer 60:2863-2868, 1987.
1991 Klein W, and Reader G. Epidemic Diseases at the New York Hospital. Bulletin of the NY Academy of Medicine, September, 1991.
1993 Klein W, Parkman H, Dempsey D, Fisher R. Sphincter-like thoraco- abdominal high pressure zone after esophagogastrectomy. Gastroenterolog 105:1362-1369, 1993. (See accompanying editorial).
1993 Klein W, Krevsky B, Klepper L, Ljubich P, Niewiarowski T, Rothstein K, Dabezies M, Fisher R. Nonsteroidal Antiinflammatory Drugs and Upper Gastrointestinal Hemorrhage in an Urban Hospital. Digestive Diseases and Sciences, 38:2049-2055, 1993.
1994 Klein W, Dabezies M, Friedman A, Caroline D, Boden G, Cohen S. Agenesis of the Dorsal Pancreas in a Patient with Weight Loss and Diabetes Mellitus. Digestive Diseases and Sciences, 39:1708-1713, 1994.
Reviews & Ratings
Reviews & Ratings
Reviews and ratings on our website are based on feedback from verified patients collected by Press Ganey, an independent organization that surveys patients about their care experience.
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Recent Comments
"Dr Klein is very professional, thorough, patient, & kind."
"I have been seeing Dr. Klein for many years. He is the best and he knows me and how to care for my needs."
"Dr. Klein is a kind person who listens very well. You feel that he truly cares about you as a person. One of the nicest doctors I have ever had take care of me."
"Best Dr ever thank Dr W Klein"
"My concerns were listened to and responded to in a reasonably manner."
"Dr Klein is always patient and understanding"
"I would recommend Dr. Klein to everyone i know!"
"Dr. Walter Klein has consistently been the best doctor I have had in my lifetime (71 years) and I am blessed to be one of his patients. His positive attitude along with his willingness to take the required time to explain all that is necessary to me helps me so much."
"Dr. Klein is a wonderful Doctor"
"Dr. Klein is very thoughtful and communicative. He gave me more time than any other doctor I've seen in the examination room. I wish he was taking new patients for the internist side of his practice."