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Dr. John Lah, MD

Gastroenterology* Age 50
Dr. John Lah, MD
3.0 (21 Ratings)

Offers telehealth

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

Gastroenterology* Age 50
Whittier, CA
Accepting new patients
24 years of experience

Offers telehealth

Dr. John Lah, MD is a Gastroenterology Specialist in Whittier, CA.

About

Dr. John Lah, MD is a Gastroenterology Specialist in Whittier, CA and has 24 years experience. They graduated from NEW YORK Medical College. They currently practice at Practice and are affiliated with PIH Health Whittier Hospital, Hoag Hospital Newport Beach and Los Alamitos Medical Center. At present, Dr. Lah received an average rating of 3.0/5 from patients and has been reviewed 21 times. Their 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
Gastritis
Chronic Gastritis
Rigid Proctosigmoidoscopy
Gastritis
Chronic Gastritis
Rigid Proctosigmoidoscopy
Gastritis
Chronic Gastritis
Rigid Proctosigmoidoscopy
Abdominal Pain
Anemia
  • View other providers who treat Anemia
Cirrhosis
Colorectal Polyp
Constipation
Diaphragmatic and Hiatal Hernia
Duodenitis
Dysphagia
Esophageal Motility Disorders
Gallstones
Gastroesophageal Reflux Disease (GERD)
Gastroptosis
Hemorrhoids
Intestinal Diverticulosis
Intestinal Ulcer
Liver Damage from Alcohol
Non-Alcoholic Fatty Liver Disease
Noninfectious Gastroenteritis and Colitis
Pancreatitis
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Duodenal Polypectomy
Endoscopy (Esophagus, Stomach, Small Intestine)
ERCP (Endoscopic Retrograde Cholangiopancreatography)
Flexible Sigmoidoscopy
Manometry
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Acute Gastritis
Alcoholic Cirrhosis
Anal or Rectal Pain
Ascites
  • View other providers who treat Ascites
Barrett's Esophagus
Benign Neoplasm of the Digestive System
Celiac Disease
Congenital Achalasia
Copper Metabolism Disorders
Crohn's Disease
Dehydration
Diarrhea
  • View other providers who treat Diarrhea
Duodenal Ulcer
Dysentery
Enteritis
Eosinophilic Esophagitis
Esophageal Achalasia and Cardiospasm
Esophageal Diverticulum
Esophageal Ulcer
Esophageal Varices
Esophagitis
Familial Adenomatous Polyposis
Food Allergy
Gas-Bloat Syndrome
Gastric Ulcer
Gastrointestinal Bleeding
Gastrointestinal Malabsorption
Gastroparesis
Heartburn
Hemochromatosis
Hepatitis A
Hepatitis B
Hepatitis B - Immune Response
Hepatitis C
Hepatorenal Syndrome
Hernia
  • View other providers who treat Hernia
Hiatal Hernia
Ileus
  • View other providers who treat Ileus
Indigestion
Inflammatory Bowel Disease
Intestinal Diverticulitis
Intestinal Obstruction
Irritable Bowel Syndrome
Ischemic Colitis
Lactose Intolerance
Mallory-Weiss Syndrome
Malnutrition
Megacolon
Nausea
  • View other providers who treat Nausea
Neoplasm of Gastrointestinal Tract
Non-Neonatal Jaundice
Pelvic Abscess
Peptic Ulcer
Pouchitis
Primary Biliary Cholangitis
Primary Sclerosing Cholangitis
Pyloric Stenosis
Reflux Esophagitis
Retroperitoneum Cancer
Stomal Ulcer
Ulcerative Colitis
Unexplained Weight Loss
Upper Digestive Tract Cancer
Viral Enteritis
Viral Hepatitis
Viral Infection
Vomiting Disorders
Biliary Drainage
Colon Cancer Screening
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
Laparoscopic Removal of Stones from Biliary Tract
Liver Biopsy
Liver Function Test
pH Probe
  • View other providers who treat pH Probe
Screening Colonoscopy
Ultrasound, Endoanal
Ultrasound, Esophageal
VAP Lipid Testing
Wireless pH Testing

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Aetna HMO
    Choice Plus POS II
    Deductible Plan CA Members Only HMO
    Elect Choice (Open Access) EPO
    Managed Choice (Open Access) POS
    Open Choice PPO
    Premier Care Network Plus - Innovation Health
  • Pathway-CA HMO
  • Advantage HMO
    California Care Large Group HMO
    California Care Small Group HMO
    Prudent Buyer Individual CA PPO
    Prudent Buyer Large Group CA PPO
    Prudent Buyer Small Group CA PPO
    Select CA HMO
    Vivity CA HMO
  • Blue Card PPO
  • Advantage Preferred DirectAccess Plus PPO
    Priority Select HMO
    Select PPO
  • Access Plus HMO
    Access Plus Savenet HMO
    Blue Shield of California PPO
    Bronze 60 SHOP PPO
    Bronze Full 4500 PPO
    Local Access Plus HMO
    Platinum 90 PPO
    Platinum Access+ 25 HMO
    Platinum Local Access + HMO 25 HMO
    Silver 70 PPO
    Trio ACO HMO
  • Cigna PPO
    Open Access Plus
    Southern CA Select HMO
  • CA CommunityCare Network HMO
    CA Employer Group Plans HMO
    CA Healthnet PPO
    CA WholeCare Network HMO
  • Choice Care PPO
    Choice POS
    National POS
  • Northern CA Cigna + Oscar Open Access Plus EPO
  • Choice Plus POS
    Navigate HMO
    Navigate POS
    Nexus Open Access
    Options PPO
    SignatureValue - CA HMO
    SignatureValue Alliance

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 Office
    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
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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)
  • 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. Lah, or would you like to choose another provider and have an online appointment right now?
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Call now to make an appointment
(562) 947-8478

About Me

Biography
  • Dr. John Lah, MD is a gastroenterology specialist in Whittier, CA and has over 23 years of experience in the medical field. He graduated from NEW YORK Medical College in 2000. He specializes in Gastroenterology.
Biography
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?
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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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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 PIH Health Whittier Hospital, Hoag Hospital Newport Beach and Los Alamitos Medical Center.

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

Hospital Affiliations

  • PIH Health Whittier Hospital

    12401 Washington Blvd, Whittier, CA

  • Hoag Hospital Newport Beach

    1 Hoag Dr, Newport Beach, CA

  • Los Alamitos Medical Center

    3751 Katella Ave, Los Alamitos, CA