Christopher Fan, MD

Christopher Fan, MD

Christopher Fan, MD

Gastroenterology, Inflammatory Bowel Disease Gastroenterology
Accepting New Patients
Video Visits Available
  • Patient Ratings
  • FAQ

About Dr. Christopher Fan

Dr. Fan is a clinical and research gastroenterologist interested in understanding the role of the gut microbiome and its interactions with mucosal immunology in disease pathogenesis. During his gastroenterology fellowship, he was also a clinical pharmacology T32 fellow and is interested in elucidating new targets for the treatment of disease processes that are mediated by these interactions. Dr. Fan is a member of the AGA.

Dr. Fan is a Houston native, having graduated from Bellaire High School and Rice University with a BSE in Bioengineering. He subsequently went on to medical school at Duke University where he was also a HHMI Medical Research Fellow at Massachusetts General Hospital/Harvard Medical School. This was followed by internal medicine residency and gastroenterology fellowship at Johns Hopkins. His clinical and research interest focus on immunotherapy related toxicities in the gastrointestinal tract due to cancer treatment, inflammatory bowel disease and general gastroenterology. 

Dr. Christopher Fan has an academic appointment. Learn more about their research interests.

Clinical Interests

  • Crohn's Disease
  • Inflammatory Bowel Disease

Accepted Insurance Plans

  • (WELLMED) AARP MEDICARE ADVANTAGE ESSENTIALS FROM UHC EP-1 (PPO) **
  • (WELLMED) AARP MEDICARE ADVANTAGE EXTRA FROM UHC EP-3 (PPO) **
  • (WELLMED) AARP MEDICARE ADVANTAGE GIVEBACK FROM UHC EP-2 (PPO) **
  • (WELLMED) AARP MEDICARE ADVANTAGE CareFlex FROM UHC TX-44 (HMO-POS)**
  • (WELLMED) AARP MEDICARE ADVANTAGE CareFlex FROM UHC TX-45 (HMO-POS)**
  • (WELLMED) AARP MEDICARE ADVANTAGE ESSENTIAL FROM UHC TX-21 (HMO-POS)**
  • (WELLMED) AARP MEDICARE ADVANTAGE ESSENTIAL FROM UHC TX-22 (HMO-POS)**
  • (WELLMED) AARP MEDICARE ADVANTAGE EXTRA FROM UHC TX-27 (HMO-POS)**
  • (WELLMED) AARP MEDICARE ADVANTAGE EXTRA FROM UHC TX-28 (HMO-POS)**
  • (WELLMED) AARP MEDICARE ADVANTAGE GIVEBACK FROM UHC TX-35 (HMO-POS) **
  • (WELLMED) AARP MEDICARE ADVANTAGE GIVEBACK FROM UHC TX-38(HMO-POS) **
  • (WELLMED) AARP MEDICARE ADVANTAGE GIVEBACK FROM UHC TX-39 (HMO-POS) **
  • (WELLMED) AARP MEDICARE ADVANTAGE GIVEBACK FROM UHC TX-40 (HMO-POS) **
  • (WELLMED) AARP MEDICARE ADVANTAGE GIVEBACK FROM UHC TX-41 (HMO-POS) **
  • (WELLMED) AARP MEDICARE ADVANTAGE GIVEBACK FROM UHC TX-47 (HMO-POS) **
  • (WELLMED) MEDICARE ADVANTAGE GIVEBACK FROM UHC TX-31 (PPO)** H1278-005
  • (WELLMED) MEDICARE ADVANTAGE GIVEBACK FROM UHC TX-31 (PPO)** H1278-013
  • (WELLMED) MEDICARE ADVANTAGE GIVEBACK FROM UHC TX-31 (PPO)** H1278-014
  • (WELLMED) MEDICARE ADVANTAGE GIVEBACK FROM UHC TX-31 (PPO)** H1278-021
  • (WELLMED) MEDICARE ADVANTAGE GIVEBACK FROM UHC TX-31 (PPO)** H1278-025
  • (WELLMED) MEDICARE ADVANTAGE GIVEBACK FROM UHC TX-31 (PPO)** H1278-026
  • (WELLMED) MEDICARE ADVANTAGE GIVEBACK FROM UHC TX-32 (PPO)** H1278-022
  • (WELLMED) MEDICARE ADVANTAGE GIVEBACK FROM UHC TX-34 (PPO)** H1278-024
  • (WELLMED) SECURE HORIZON MEDICARE ADVANTAGE TX-0023 (HMO-POS)**
  • (WELLMED) SECURE HORIZON MEDICARE ADVANTAGE TX-0025 (HMO-POS)**
  • Aetna Affordable Health Choices
  • Aetna APCN Plus Multi-Tier HM Tier 2
  • Aetna Choice POS / Open Choice
  • Aetna Common Spirit Minimum Value Plan
  • Aetna EPO
  • Aetna Health Network
  • Aetna HMO
  • Aetna International
  • Aetna Managed Choice / Elect Choice
  • Aetna Medicare Advantage HMO
  • Aetna Medicare Advantage PPO
  • Aetna Medicare Dual Complete Plan (HMO D-SNP)
  • Aetna Medicare HMO Prime
  • Aetna Meritain Hlth/Aetna Premier Care (APCN)
  • Aetna Open Access
  • Aetna POS
  • Aetna PPO
  • Aetna Premier Care Network
  • Aetna QPOS
  • Aetna Select
  • Aetna Signature Administrators
  • Aetna Signature Administrators Allied Benefits
  • Aetna Signature Administrators CoreSource
  • Aetna Signature Administrators EBMS
  • Aetna Signature Administrators MODA
  • Aetna Student Health
  • Aetna Transplant
  • Aetna TX Pref Plus II Network
  • Aetna Workers' Comp
  • All Saver/United Healthcare
  • BCBS PPO GUIDESTONE
  • BCBS PPO Wespath
  • Best Doctors International
  • Bind Surest UHC
  • Blue Choice POS
  • Blue Choice PPO
  • Blue Cross Blue Shield EPO
  • Blue Cross Blue Shield FEP Federal Employee Plan
  • Blue Cross Blue Shield Medicare Advantage Out of State
  • Blue Cross Blue Shield Medicare Advantage PPO/UT Care
  • Blue Cross Blue Shield POS
  • Blue Cross Blue Shield PPO
  • Blue Edge
  • Blue Essentials
  • Blue Essentials Access
  • Cigna Allegiance Houston Methodist Employee Medical Plan
  • Cigna Allegiance OAP
  • Cigna Allegiance PPO
  • Cigna APWU
  • Cigna C-24 Network
  • Cigna Choice Fund
  • Cigna EPO
  • Cigna Global Health Benefits (International)
  • Cigna Great West
  • Cigna HMO
  • Cigna Indemnity
  • Cigna LocalPlus
  • Cigna NALC
  • Cigna Network
  • Cigna Network Open Access
  • Cigna Open Access
  • Cigna Open Access Plus (OAP)
  • Cigna POS
  • Cigna PPO
  • Cigna Qualcare
  • Cigna Shared Administration OAP
  • Cigna Shared Administration PPO
  • Cigna SureFit
  • Community Health Choice Medicare Advantage HMO DSNP
  • Community Health Choice PREMIER Gold
  • Community Health Choice PREMIER Silver
  • Coventry PPO
  • DEVOTED CORE 001 TX (HMO)
  • DEVOTED CORE 019 TX (HMO)
  • DEVOTED C-SNP Plus 031 TX (HMO C-SNP)
  • DEVOTED C-SNP Premium 030 TX (HMO C-SNP)
  • DEVOTED DUAL 010 TX (HMO D-SNP)
  • DEVOTED DUAL FULL 040 (HMO D-SNP)
  • DEVOTED GIVEBACK 006 TX (HMO)
  • DEVOTED HEALTH DUAL PLUS GREATER HOUSTON
  • DEVOTED PREMIUM 002 (HMO)
  • Entrust/90 Degree EDI Payer ID# 36878
  • First Health PPO
  • GeoBlue
  • HAA Preferred Partners (International)
  • HealthSmart Accel PPO
  • HealthSmart Payors Organization
  • HealthSmart PPO
  • Healthspring/Cigna MCR HMO
  • Healthspring/Cigna MCR PPO
  • Healthspring/Cigna MCR Total Care Dual
  • HMO Blue
  • Humana Medicare Advantage Choice PPO
  • Humana Medicare Advantage Gold Plus/Choice
  • Humana Medicare Advantage HMO
  • Humana Medicare Advantage PPO
  • Humana TRICARE 2
  • Medica Choice with UnitedHealthcare Choice Plus
  • Medicare
  • MEDICARE ADVANTAGE : TEXAN PLUS
  • Medicare Railroad
  • Molina Healthcare of TX CHIP MCD
  • Molina Healthcare STAR+PLUS MCD
  • Molina Healthcare TX STAR MCD
  • Molina Marketplace Exchange
  • Molina Medicare Complete Care HMO (Dual) HIDE
  • Molina Medicare Complete Care Plus (HMO Dual-SNP) FIDE
  • MultiPlan PPO
  • Olympus Managed Care (International)
  • PHCS Healthy Directions
  • PHCS MEDI-SHARE
  • PHCS PPO
  • PHCS/Multiplan Practitioner & Ancillary Only
  • ProCare Medicare Advantage
  • Sana Benefits
  • Three Rivers Provider Network
  • TRS-ActiveCare 2 Group 385002
  • TRS-ActiveCare Fully Insured Plan-South Texas Region Group 295430
  • TRS-ActiveCare Fully Insured Plan-West Texas Region Group 295781
  • TRS-ActiveCare HD Group 385000
  • TRS-ActiveCare Primary Group 385003
  • TRS-ActiveCare Primary Plus Group 385001
  • TRS-Care Standard ALT A I Group 485002
  • TRS-Care Standard ALT A II Group 485003
  • TRS-Care Standard ALT B I Group 485005
  • TRS-Care Standard ALT B II Group 485006
  • TRS-Care Standard CMED Group 485001
  • TRS-Care Standard Group 485000
  • TX Annual Conf of UMC-UMR
  • UHC COMPLETE CARE SUPPORT TX-1A (REGIONAL PPO C-SNP)** R6801-008
  • UHC Complete Care TX-16 (HMO-POS C-SNP)** H4527-039
  • UHC Complete Care TX-17 (HMO-POS C-SNP)** H4527-040
  • UHC Complete Care TX-18 (HMO-POS C-SNP)** H4527-041
  • UHC Complete Care TX-19 (HMO-POS C-SNP)** H4527-042
  • UHC COMPLETE CARE TX-29 (REGIONAL PPO C-SNP)** R6801-009
  • UHC DUAL COMPLETE TX-S001 (REGIONAL PPO D-SNP)** R6801-011
  • UHC GR MA HALLIBURTON HMO 137 ** H0609-822-137
  • UHC GR MA LOCKHEED HMO 164 ** H0609-822-164
  • UHC GR MA RIO TINTO SERVICE
  • UHC GR MA TEACHER RETIREMENT SYSTEM HMO 199** H0609-822-207
  • UHC GR MA VERIZON HMO 207** H0609-822-207
  • UHC MEDICARE ADVANTAGE TX-0030 (REGIONAL PPO)** R6801-012
  • UMR
  • United Health Integrated Services
  • United HealthCare Community Plan Dual Complete (HMO SNP)
  • United Healthcare Nexus ACO RA or OA
  • United Healthcare Plan of the River Valley
  • UnitedHealthcare Choice
  • UnitedHealthcare ChoicePlus
  • UnitedHealthcare Core
  • UnitedHealthcare Core Plus
  • UnitedHealthcare EPO
  • UnitedHealthcare Golden Rule
  • UnitedHealthcare HMO
  • UnitedHealthcare Navigate
  • UnitedHealthcare Navigate Plus
  • UnitedHealthcare Options PPO
  • UnitedHealthcare Oxford
  • UnitedHealthcare POS
  • UnitedHealthcare PPO
  • UnitedHealthcare Student Resources
  • UnitedHealthcare West
  • UnitedHealthOne
  • US Family Health Plan
  • WellMed AARP Medicare Advantage Choice PPO
  • WellMed AARP Medicare Advantage Plan 1 & Plan 2
  • WellMed Medicare Advantage Choice PPO
  • WellMed Medicare Advantage Patriot
  • WellMed UHC Dual Complete HMO D-SNP
  • WellMed UnitedHealthCare Dual Complete Choice (Regional PPO D-SNP)
  • WellMed UnitedHealthCare Medicare Advantage Choice (Regional PPO)
  • WellMed UnitedHealthCare Medicare Gold (Regional PPO C-SNP)
  • WellMed UnitedHealthCare Medicare Silver (Regional PPO C-SNP)
  • Wellpoint Chronic Care (HMO C-SNP)
  • Wellpoint Dual Advantage (HMO D-SNP)
  • Wellpoint Dual Advantage 2 (HMO D-SNP)
  • WELLPOINT ESSENTIALS MARKETPLACE
  • Wellpoint Full Dual Advantage (HMO D-SNP)
  • Wellpoint Full Dual Advantage 2 (HMO D-SNP)
  • Wellpoint Home Care (HMO C-SNP)
  • Wellpoint Kidney Care (HMO C-SNP)
  • Wellpoint Kidney Care (HMO-POS C-SNP)
  • Wellpoint Lung Care (HMO C-SNP)
  • Wellpoint Medicare Advantage 2 (HMO)
  • Wellpoint Select (HMO)
Insurance plans may change. Please verify your plan is accepted when scheduling an appointment.

Credentials

Fellowship
  • Gastroenterology | Johns Hopkins | 2022
Internship
  • Internal Medicine | Johns Hopkins | 2019
Medical Doctorate
  • Duke University | 2016
Board Certified
  • Gastroenterology | American Board of Internal Medicine
Affiliated Hospitals
  • Houston Methodist Hospital
Center Memberships
  • Houston Methodist Lynda K. & David M. Underwood Center for Digestive Health
  • Houston Methodist Dr. Mary and Ron Neal Cancer Center
Academic Appointments
  • The Fondren Centennial Chair in Gastrointestinal Microbiome, Underwood Center for Digestive Health
  • Assistant Professor of Medicine, Academic Institute
  • Member, Research Institute, Academic Institute
  • Houston Methodist
  • Weill Cornell Medical College

Languages

  • English
Languages listed are spoken by doctor and/or office staff.

FAQ

Can I book an appointment with Dr. Christopher Fan?
Yes. Please contact the physician's office directly at 713.441.3372 to schedule an appointment or call 713.790.3333 for assistance in finding another doctor.
What insurance does Dr. Christopher Fan accept?
See all insurance plans that Dr. Christopher Fan accepts.
What practice does Dr. Christopher Fan work at?
Dr. Christopher Fan works at Houston Methodist Gastroenterology Associates.
Where is Dr. Christopher Fan office located?
How do patients rate Dr. Christopher Fan in reviews?
102 patients have reviewed Dr. Christopher Fan. The overall rating for this doctor is 4.9/5. You can read individual reviews and ratings on Dr. Christopher Fan's profile.
What languages does Dr. Christopher Fan speak?
Dr. Christopher Fan, or the office, speaks English.
What are Dr. Christopher Fan's specialties?
Dr. Christopher Fan is a specialist in Gastroenterology, Inflammatory Bowel Disease Gastroenterology.

Patient Ratings & Comments

What is a Patient Rating score?
The Patient Rating score is an average of all responses to physician related questions on our independently administered Patient Satisfaction Survey.
How are responses measured?
Responses are measured on a scale of 1 to 5, with 5 being the best score.
4.9 out of 5
(102 Ratings, 11 Comments)
  • 4.9
    Provider discussed treatment options
  • 4.9
    Provider showed concern
  • 4.9
    Provider explained things clearly
  • 4.9
    Provider included you in decisions
  • 4.9
    Likelihood of recommending this provider
Comments also are gathered from our Patient Satisfaction Survey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.
  • Jun 12, 2026
    Dr. Fan Performed the ultrasound. He was very meticulous and showed the utmost concern for my issues.
  • Jun 9, 2026
    Dr Fan very interactive. Explained all options clearly. A very relaxed and reassuring visit, he took his time and showed an interest in my history and background ( which is complicated!). I felt much better about my situation after talking with him.
  • May 31, 2026
    Dr. Fan is an exceptional doctor. He's knowledgeable and easy to understand when conveying his knowledge. By far the best care I've received for my disease. I feel confident in my care plan and we execute it well.
  • Mar 13, 2026
    Dr Fan really took the time to have a great discussion about my condition and answered my questions with courtesy and expertise to my satisfaction. Doctor Fan really is in tune with the patient.
  • Mar 10, 2026
    I really liked Dr Fan. He was very easy to talk to, he listened and explained, he was very knowledgeable and friendly.
  • Oct 11, 2025
    El Dr Fam, con su maravillosa conocimiento y dedicaci?n, se tom? el tiempo necesario para escucharme y explicarme ampliamente la raz?n de mi problema.
  • Sep 10, 2025
    Dr Fan listens to all of my concerns and explains and plans of treatment with me