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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. Dr. Lah has experience treating conditions like Intestinal Diverticulosis and Hemorrhoids among other conditions at varying frequencies. 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
Intestinal Diverticulosis
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Hemorrhoids
Intestinal Diverticulosis
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Hemorrhoids
Intestinal Diverticulosis
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Hemorrhoids
Abdominal Pain
Anemia
  • View other providers who treat Anemia
Barrett's Esophagus
Chronic Gastritis
Cirrhosis
Colorectal Polyp
Constipation
Diaphragmatic and Hiatal Hernia
Duodenitis
Dysphagia
Esophageal Motility Disorders
Esophagitis
Gallstones
Gas-Bloat Syndrome
Gastritis
Gastroesophageal Reflux Disease (GERD)
Gastrointestinal Bleeding
Gastroptosis
Hepatitis B
Hepatitis C
Inflammatory Bowel Disease
Intestinal Obstruction
Intestinal Ulcer
Neoplasm of Gastrointestinal Tract
Non-Alcoholic Fatty Liver Disease
Noninfectious Gastroenteritis and Colitis
Pancreatitis
Ulcerative Colitis
Unexplained Weight Loss
Duodenal Polypectomy
Flexible Sigmoidoscopy
Manometry
Rigid Proctosigmoidoscopy
Acute Gastritis
Alcoholic Cirrhosis
Anal or Rectal Pain
Ascites
  • View other providers who treat Ascites
Benign Neoplasm of the Digestive System
Celiac Disease
Congenital Achalasia
Congenital Anomaly Esophagus
Congenital Anomaly Intestine
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
Familial Adenomatous Polyposis
Folate Deficiency Anemia
Food Allergy
Gastric Ulcer
Gastrointestinal Malabsorption
Gastroparesis
Heartburn
Hemochromatosis
Hepatitis A
Hepatitis B - Immune Response
Hepatorenal Syndrome
Hernia
  • View other providers who treat Hernia
Hiatal Hernia
Ileus
  • View other providers who treat Ileus
Indigestion
Infectious Diarrheal Disease
Intestinal Diverticulitis
Intestinal Prolapse
Irritable Bowel Syndrome
Ischemic Colitis
Lactose Intolerance
Liver Damage from Alcohol
Mallory-Weiss Syndrome
Malnutrition
Megacolon
Nausea
  • View other providers who treat Nausea
Non-Neonatal Jaundice
Pelvic Abscess
Peptic Ulcer
Pouchitis
Primary Biliary Cholangitis
Primary Sclerosing Cholangitis
Pyloric Stenosis
Rectal Ulcer
Reflux Esophagitis
Retroperitoneum Cancer
Spleen Cyst
Splenomegaly
Stomal Ulcer
Upper Digestive Tract Cancer
Viral Enteritis
Viral Hepatitis
Viral Infection
Visceroptosis
Vomiting Disorders
Biliary Drainage
Colon Cancer Screening
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Colorectal Cancer Screening
Endoscopy
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
Screening Colonoscopy
Ultrasound, Endoanal
Ultrasound, Esophageal
VAP Lipid Testing
Wireless pH Testing

Insurance Accepted

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

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
How would you rate your experience with Dr. John Lah, MD?
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Dr. Lah's Office & Staff

  • Ease of scheduling urgent appointments
  • Office environment, cleanliness, comfort, etc.
  • Staff friendliness and courteousness
  • Total wait time (waiting & exam rooms)

Experience with Dr. Lah

  • Level of trust in provider's decisions
  • 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?
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?
No users said yes.
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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?
No users said yes.
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Does Dr. Lah have free onsite parking?
1 user said yes.
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(1)
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Does Dr. Lah offer weekend visits?
No users said yes.
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Does Dr. Lah offer evening visits?
No users said yes.
Yes
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Does Dr. Lah specialize in working with children or adolescents?
No responses yet.
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Does Dr. Lah specialize in working with seniors?
No responses yet.
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Does Dr. Lah specialize in couples therapy?
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Does Dr. Lah specialize in working with LGBTQ+ community?
No responses yet.
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Does Dr. Lah accept insurance?
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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. Lah frequently treats the following conditions: Intestinal Diverticulosis and Hemorrhoids. See more on Sharecare.

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