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Dr. John Lah, MD

Gastroenterology* Age 51
Dr. John Lah, MD
3.0 (21 Ratings)

Offers telehealth

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Dr. John Lah, MD is a Gastroenterologist in Whittier, CA.
Dr. John Lah, MD
3.0 (21 Ratings)
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Dr. John Lah, MD

Gastroenterology* Age 51
Whittier, CA
Accepting new patients
25 years of experience

Offers telehealth

Dr. John Lah, MD is a Gastroenterologist in Whittier, CA.

About

Dr. Lah graduated from NEW YORK Medical College. Dr. John Lah, MD is a Gastroenterologist in Whittier, CA and has 25 years experience. Dr. Lah currently practices at Practice and are affiliated with MemorialCare Orange Coast Medical Center. At present, Dr. Lah received an average rating of 3.0/5 from patients and has been reviewed 21 times. Dr. Lah's office accepts new patients and telehealth appointments. Dr. Lah is board certified in Gastroenterology and accepts multiple insurance plans.

Offers Telehealth

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

Experience Check

Enter a condition or procedure
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Manometry
Rigid Proctosigmoidoscopy
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Manometry
Rigid Proctosigmoidoscopy
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Manometry
Rigid Proctosigmoidoscopy
Abdominal Pain
Anemia
  • View other providers who treat Anemia
Barrett's Esophagus
Celiac Disease
Colorectal Polyp
Constipation
Diaphragmatic and Hiatal Hernia
Diarrhea
  • View other providers who treat Diarrhea
Duodenitis
Dysphagia
Esophageal Motility Disorders
Esophagitis
Gallstones
Gastritis
Gastroesophageal Reflux Disease (GERD)
Gastrointestinal Bleeding
Gastroptosis
Hemorrhoids
Hepatitis B
Hepatitis C
Hepatopulmonary Syndrome
Inflammatory Bowel Disease
Intestinal Obstruction
Intestinal Ulcer
Ulcerative Colitis
Unexplained Weight Loss
Vitamin_Deficiency
Duodenal Polypectomy
Endoscopy
Flexible Sigmoidoscopy
Acute Gastritis
Anal or Rectal Pain
Benign Neoplasm of the Digestive System
Chronic Anal Fissure
Cirrhosis
Congenital Achalasia
Congenital Anomaly Intestine
Copper Metabolism Disorders
Crohn's Disease
Dehydration
Duodenal Ulcer
Dysentery
E. coli Food Poisoning
Enteritis
Eosinophilic Esophagitis
Esophageal Achalasia and Cardiospasm
Esophageal Diverticulum
Esophageal Ulcer
Esophageal Varices
Familial Adenomatous Polyposis
Folate Deficiency Anemia
Food Allergy
Gas-Bloat Syndrome
Gastric Ulcer
Gastrointestinal Malabsorption
Gastrojejunal Ulcer
Gastroparesis
Heartburn
Hemochromatosis
Hepatitis A
Hepatitis B - Immune Response
Hepatorenal Syndrome
Hernia
  • View other providers who treat Hernia
Hiatal Hernia
Hypokalemia
Ileus
  • View other providers who treat Ileus
Indigestion
Intestinal Diverticulitis
Intestinal Diverticulosis
Irritable Bowel Syndrome
Ischemic Colitis
Kaposi Sarcoma of Lymph Nodes
Lactose Intolerance
Liver Damage from Alcohol
Mallory-Weiss Syndrome
Malnutrition
Megacolon
Nausea
  • View other providers who treat Nausea
Neoplasm of Gastrointestinal Tract
Non-Alcoholic Fatty Liver Disease
Non-Neonatal Jaundice
Noninfectious Gastroenteritis and Colitis
Pancreatitis
Pelvic Abscess
Peptic Ulcer
Pernicious Anemia
Pouchitis
Primary Biliary Cholangitis
Primary Sclerosing Cholangitis
Pyloric Stenosis
Rectal Ulcer
Reflux Esophagitis
Retroperitoneum Cancer
Spleen Cyst
Viral Enteritis
Viral Hepatitis
Viral Infection
Vomiting Disorders
Biliary Drainage
Colon Cancer Screening
Colonoscopy
Colorectal Cancer Screening
Fecal Impaction Removal
Gallbladder Scan
Hepatitis A Screening
Hepatitis B Virus Screening
Hepatitis C Virus Screening
Hepatitis Screening
Impedance Testing
Instrumental Diagnostic Evaluation for Dysphagia
Liver Biopsy
Liver Function Test
pH Probe
  • View other providers who treat pH Probe
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Screening Colonoscopy
Ultrasound, Endoanal
Ultrasound, Esophageal
VAP Lipid Testing
Wireless pH Testing

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Priority Select HMO
    Blue Cross Blue Shield of California PPO
    Select PPO
    Advantage Preferred DirectAccess Plus PPO
  • HealthyBlue Advantage
  • CA CommunityCare Network HMO
    CA Employer Group Plans HMO
    CA Healthnet PPO
    CA WholeCare Network HMO
  • Navigate HMO
    SignatureValue - CA HMO
    Nexus Open Access
    Choice Plus POS
    Options PPO
    Navigate Plus POS
    SignatureValue Advantage - CA HMO
    SignatureValue Alliance
  • Access Plus Savenet
    Access Plus HMO
    Silver 70 PPO
    Local Access Plus HMO
    Trio ACO HMO
  • Managed Choice (Open Access) POS
    APCN Choice POS II
    Choice Plus POS II
    Premier Care Network Plus - Innovation Health
    Aetna HMO
    Open Choice PPO
    Elect Choice (Open Access) EPO
    Deductible Plan CA Members Only HMO
  • Select HMO
    Advantage HMO
    Prudent Buyer Individual CA PPO
    California Care Large Group HMO
    California Care Small Group HMO
    Prudent Buyer Large Group CA PPO
  • CA Cigna + Oscar Open Access Plus
  • BlueCard PPO
  • Choice POS
    National POS
    Choice Care PPO
  • Cigna PPO
    Open Access Plus
    Cigna HMO
    Southern CA Select HMO
    Southern CA Value HMO

Locations

  1. 1 Digestive Health Washington Medical Office Building
    12291 Washington Blvd Ste 201, Whittier, CA 90606
    Icon Directions Right Arrow Directions Phone Icon (562) 947-8478
  2. 2 ProHealth Partners A Medical Group
    3851 Katella Ave Ste 205, Los Alamitos, CA 90720
    Icon Directions Right Arrow Directions Phone Icon (562) 430-4449
  3. 3 Ronald J Policastro MD Inc
    18111 Brookhurst St Ste 5200, Fountain Valley, CA 92708
    Icon Directions Right Arrow Directions Phone Icon (714) 962-7705

Patient Satisfaction

Likelihood to recommend Dr. Lah
3.0
Based on 21 Reviews
5 Stars (8)
4 Stars (2)
3 Stars (1)
2 Stars (1)
1 Star (9)

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Patient Reviews
May 01, 2020
I have been a patient of Dr. Lah's for years. He has always been very compassionate and helpful. He has done everything possible to ease my condition. I highly recommend him.
— May 01, 2020
See more reviews on Healthgrades
Photo: Dr. John Lah, MD
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Dr. Lah's Office & Staff

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Experience with Dr. Lah

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  • How well provider explains medical condition(s)
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  • 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. Lah?
Call now to make an appointment
(562) 947-8478

About Me

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
  • NEW YORK Medical College
    2000
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.
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Lah communicate via email?
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Does Dr. Lah offer telehealth services or virtual visits?
1 user said yes.
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Does Dr. Lah offer an online patient portal?
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Does Dr. Lah have free onsite parking?
1 user said yes.
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Does Dr. Lah offer weekend visits?
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Does Dr. Lah offer evening visits?
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Does Dr. Lah specialize in working with children or adolescents?
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Does Dr. Lah specialize in working with seniors?
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Does Dr. Lah specialize in couples therapy?
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Does Dr. Lah 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. John Lah, MD. To arrange an appointment, call the number on Dr. Lah's profile.

Dr. John Lah, MD is affiliated with MemorialCare Orange Coast Medical Center.

Yes, Dr. John Lah, MD holds board certification in Gastroenterology.

Hospital Affiliations

  • MemorialCare Orange Coast Medical Center

    18111 Brookhurst St, Fountain Valley, CA