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Dr. Sean To, MD

Internal Medicine* Age 56
Dr. Sean To, MD
3.5 (19 Ratings)

Offers telehealth

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Dr. Sean To, MD is an Internist in Rancho Cucamonga, CA.
Dr. Sean To, MD
3.5 (19 Ratings)
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Dr. Sean To, MD

Internal Medicine* Age 56
Rancho Cucamonga, CA
Accepting new patients
26 years of experience

Offers telehealth

Dr. Sean To, MD is an Internist in Rancho Cucamonga, CA.

About

Dr. To graduated from Rosalind Franklin University Chicago Medical School. Dr. Sean To, MD is an Internist in Rancho Cucamonga, CA and has 26 years experience. Dr. To currently practices at Grove Internal Medicine and are affiliated with San Antonio Regional Hospital. Dr. To has experience treating conditions like Herpes Zoster Without Complication among other conditions at varying frequencies. At present, Dr. To received an average rating of 3.5/5 from patients and has been reviewed 19 times. Dr. To's office accepts new patients and telehealth appointments. Dr. To also speaks Cantonese and Chinese. Dr. To accepts multiple insurance plans.

Offers Telehealth

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

Experience Check

Enter a condition or procedure
Care Coordination for Complex Conditions and Procedures
Herpes Zoster Without Complication
Shortness of Breath
Care Coordination for Complex Conditions and Procedures
Herpes Zoster Without Complication
Care Coordination for Complex Conditions and Procedures
Herpes Zoster Without Complication
Shortness of Breath
Acute Bronchitis
Acute Lower Respiratory Infection
Acute Upper Respiratory Infection
All Headaches (incl. Migraine)
Constipation
Diarrhea
  • View other providers who treat Diarrhea
Fever
  • View other providers who treat Fever
Foot Infection
Intestinal Diverticulitis
Joint Pain
Leukocytopenia
Limb Pain
Muscle Cramping
Muscle Spasm
Nail Infection
Nausea
  • View other providers who treat Nausea
Tobacco Use Disorder
Urinary Incontinence
Urinary Tract Infection (UTI)
Venous Embolism and Thrombosis
Arterial Blood Gas Test (ABG)
Electrocardiogram (EKG)
Wellness Examination
Abdominal Pain
Achilles Tendinitis
Actinic Keratosis
Acute Deep Vein Thrombosis (DVT)
Acute Pharyngitis
Acute Sinusitis
Acute Venous Embolism Thrombosis
ADHD and-or ADD
Adhesive Capsulitis Shoulder
Allergic Rhinitis
Anemia
  • View other providers who treat Anemia
Anxiety
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Arthritis
Arthritis of the Elbow
Arthritis of the Neck
Aspergillosis
Asphyxia and Hypoxemia
Ataxia
  • View other providers who treat Ataxia
Atherosclerosis
Back Pain
Bedsores
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Benign Chronic Pain Syndrome
Blood in Urine (Hematuria)
Bronchiectasis
Bronchitis
Bruise of Face, Scalp, or Neck
Cellulitis
Chest Pain
Chest Wall Pain Syndrome
Chronic Deep Vein Thrombosis (DVT)
Chronic Fatigue Syndrome
Chronic Neck Pain
Chronic Pain
Chronic Sinusitis
Cold Sore
Contact Dermatitis
COPD (Chronic Obstructive Pulmonary Disease)
Cough
  • View other providers who treat Cough
Deep Vein Thrombosis (DVT)
Dehydration
Diabetes
  • View other providers who treat Diabetes
Diabetes Type 1
Diabetes Type 2
Diabetes With Renal Manifestations
Diabetic Polyneuropathy
Difficulty With Walking
Diverticulitis
Diverticulosis
Dizziness
Down Syndrome
Dry Eyes
  • View other providers who treat Dry Eyes
Dyslipidemia
Dysphagia
Earwax Buildup
Eczema and Contact Dermatitis
Elbow Sprain
Enlarged Prostate (BPH)
Essential Tremor
Excessive Sweating
Fibromyalgia
Foot Sprain
Gait Abnormality
Ganglion Cyst
Gas-Bloat Syndrome
Gastritis
Gastroesophageal Reflux Disease (GERD)
Gastroparesis
Gout
  • View other providers who treat Gout
Hair Loss
Headache
  • View other providers who treat Headache
Heart Disease
Heart Palpitations
Hemorrhoids
Hernia
  • View other providers who treat Hernia
Herpes Simplex Infection
Hydrocele
Hyperlipidemia
Hypertension
Hypoglycemia
Hypogonadism
Hypokalemia
Hypotension
Hypotension (Excluding Maternal)
Hypothyroidism
Ingrown Nail
Insomnia
  • View other providers who treat Insomnia
Iodine Deficiency
Irritable Bowel Syndrome
Knee Sprain
Leg and Foot Ulcers
Limb Swelling
Limb Swelling Caused by Fluid Overload
Lipid Disorders
Low Back Pain
Lymphangitis
Magnesium Metabolism Disorders
Malaise and Fatigue
Malnutrition
Menopausal and Postmenopausal Disorders
Migraine
  • View other providers who treat Migraine
Mineral Metabolism Disorders
Muscle Weakness
Noninfectious Gastroenteritis and Colitis
Nosebleed
Obesity
  • View other providers who treat Obesity
Onychomycosis
Osteoarthritis
Osteoarthritis of Foot
Osteoarthritis of Hand
Osteoarthritis of Hand or Wrist
Osteoarthritis of Hip
Osteoarthritis of Hip and Thigh
Osteoarthritis of Knee
Osteoarthritis of Shoulder
Osteoarthritis of Spine
Osteopenia
Osteoporosis
Outer Ear Infection
Overweight
Painful Urination (Dysuria)
Patellofemoral Pain Syndrome (PFPS)
Peripheral Autonomic Neuropathy
Peripheral Nerve Disorders
Pharyngitis
Pneumonia
Pollen Allergy
Polyneuropathy
Polyuria
  • View other providers who treat Polyuria
Rash
  • View other providers who treat Rash
Rhabdomyolysis
Ringworm
  • View other providers who treat Ringworm
Sciatica
  • View other providers who treat Sciatica
Sebaceous Cysts
Secondary Hypertension
Shingles
  • View other providers who treat Shingles
Sinus Bradycardia
Sinus Tachycardia
Sinusitis
Sleep Apnea
Sprains and Strains (incl. Muscle Tear)
Symptomatic Menopause
Tension Headache
Testicular Dysfunction
Throat Pain
Thrush
  • View other providers who treat Thrush
Tonsillitis
Transient Ischemic Attack (TIA)
Tremor
  • View other providers who treat Tremor
Urinary Stones
Varicose Eczema
Venous Insufficiency
Vertigo
  • View other providers who treat Vertigo
Vitamin B Deficiency
Vitamin B12 Deficiency
Vitamin D Deficiency
Wheezing
  • View other providers who treat Wheezing
Wrist Sprain or Strain
Advance Directive End of Life Planning
Fecal Occult Blood Test for Colorectal Cancer
Immunization Administration

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • CA SmartCare HMO
    CA WholeCare Network HMO
    SmartCare Network Small Group HMO
    SmartCare Network Large Group HMO
    CA Healthnet PPO
    CA CommunityCare Network HMO
    CA Employer Group Plans HMO
    ExcelCare Small / Large Group HMO
  • Pathway EPO
    Pathway HMO
    Prudent Buyer Small Group CA PPO
    California Care Large Group HMO
    Prudent Buyer Individual CA PPO
    Prudent Buyer Large Group CA PPO
    Select CA HMO
    California Care Small Group HMO
  • Blue Card PPO
    Blue Card High Performance Network HPN
  • Marketplace CA HMO
  • Advantage Preferred DirectAccess Plus PPO
    Select PPO
  • Premium
  • AWH Southern California HMO
    Elect Choice (Open Access) EPO
    Aetna
    Basic HMO
    Savings Plus of CA EPO
    Deductible Plan CA Members Only HMO
    Open Choice PPO
    AWH Southern California Managed Choice POS
    Managed Choice (Open Access) POS
    Premier Care Network Plus - Innovation Health
    AWH Southern California Elect Choice
    Choice Plus POS II
  • Options PPO
    Navigate HMO
    Medica Choice
    Choice Plus POS
    SignatureValue - CA HMO
    SignatureValue Alliance
    Navigate POS
    Nexus Open Access
  • Southern CA Value HMO
    Southern CA Select HMO
  • Advantage Health Solutions HMO
  • Curative EPO
    Curative PPO Plus
    Curative PPO
  • First Health (Coventry Health Care) PPO
  • Platinum Access+ 25 HMO
    Local Access Plus HMO
    Platinum Local Access + HMO 25 HMO
    Access Plus Savenet HMO
    Silver 70 PPO
    Trio ACO HMO
    Bronze Full 4500 PPO
    Access Plus HMO
    Bronze 60 SHOP PPO
    Blue Shield of California
    Blue High Performance Network EPO
    Platinum 90 PPO
  • Northern CA Cigna + Oscar Open Access Plus EPO
    Northern CA Cigna + Oscar LocalPlus EPO

Locations

  1. 1 Grove Internal Medicine
    8283 Grove Ave, Rancho Cucamonga, CA 91730
  2. 2 Sean S. To. M.D. Inc.
    5562 Philadelphia St Ste 201, Chino, CA 91710
  3. 3 Office
    1317 S Diamond Bar Blvd Unit 4462, Diamond Bar, CA 91765
  4. 4 Grove Internal Medicine Inc.
    8283 Grove Ave Ste 201, Rancho Cucamonga, CA 91730

Patient Satisfaction

Likelihood to recommend Dr. To
3.5
Based on 19 Reviews
5 Stars (10)
4 Stars (1)
3 Stars (2)
2 Stars (1)
1 Star (5)

Leave a review

How likely are you to recommend Dr. To?

(Select your rating)
Patient Reviews
May 08, 2024
Dr. To has been our doctor for many years. He really cares about us and takes time to find out what is wrong with us. We love him.
Diana — May 08, 2024
See more reviews on Healthgrades
Photo: Dr. Sean To, MD
How would you rate your experience with Dr. Sean To, MD?
  • Likelihood of recommending Dr. To to family and friends

Dr. To'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. To

  • 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. To?
Call now to make an appointment
(866) 592-2199

About Me

Languages Spoken
Cantonese
Chinese
Languages Spoken
Specialties*
Internal Medicine
Geriatric Medicine
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
  • Rosalind Franklin University Chicago Medical School
    1998
Medical Education
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. To communicate via email?
1 user said yes.
Yes
(1)
No
(1)
Does Dr. To offer telehealth services or virtual visits?
2 users said yes.
Yes
(2)
No
(0)
Does Dr. To offer an online patient portal?
No users said yes.
Yes
(0)
No
(1)
Does Dr. To have free onsite parking?
4 users said yes.
Yes
(4)
No
(0)
Does Dr. To offer weekend visits?
No users said yes.
Yes
(0)
No
(1)
Does Dr. To offer evening visits?
1 user said yes.
Yes
(1)
No
(1)
Does Dr. To specialize in working with children or adolescents?
No responses yet.
Yes
(0)
No
(0)
Does Dr. To specialize in working with seniors?
No responses yet.
Yes
(0)
No
(0)
Does Dr. To specialize in couples therapy?
No responses yet.
Yes
(0)
No
(0)
Does Dr. To specialize in working with LGBTQ+ community?
No responses yet.
Yes
(0)
No
(0)
Does Dr. To accept insurance?
No responses yet.
Yes
(0)
No
(0)

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. Sean To, MD. To arrange an appointment, call the number on Dr. To's profile.

Dr. To frequently treats the following conditions: Herpes Zoster Without Complication. See more on Sharecare.

Dr. Sean To, MD is affiliated with San Antonio Regional Hospital.

Hospital Affiliations

  • San Antonio Regional Hospital

    999 San Bernardino Rd, Upland, CA