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Dr. Thomas Fiero, MD
Emergency Medicine* Age 71
Dr. Thomas Fiero, MD
Map Pin Small Merced, CA
Dr. Thomas Fiero, MD is an Emergency Medicine Specialist in Merced, CA.
Dr. Thomas Fiero, MD

Dr. Thomas Fiero, MD

Emergency Medicine* Age 71
Merced, CA
Accepting new patients
44 years of experience
Dr. Thomas Fiero, MD is an Emergency Medicine Specialist in Merced, CA.
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About Dr. Thomas Fiero, MD

Dr. Fiero graduated from Columbia University Vagelos College of Physicians and Surgeons in 1982 and completed a residency at Penn St University Hp M S Hershey Mc. Dr. Thomas Fiero, MD is an Emergency Medicine Specialist in Merced, CA and has 44 years experience. Dr. Fiero currently practices at Mercy Medical Center Merced and is affiliated with Mercy Medical Center Merced. Dr. Fiero has experience treating conditions like Tobacco Use Disorder and Limb Pain among other conditions at varying frequencies. Dr. Fiero's office accepts new patients. Dr. Fiero is board certified in Family Practice and accepts multiple insurance plans.

Experience Check

Enter a condition or procedure
Tobacco Use Disorder
Limb Pain
Pregnancy Ultrasound
Tobacco Use Disorder
Limb Pain
Pregnancy Ultrasound
Tobacco Use Disorder
Limb Pain
Pregnancy Ultrasound
Urinary Tract Infection (UTI)
Arterial Blood Gas Test (ABG)
Dehydration
Nausea
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Acute Lower Respiratory Infection
Electrocardiogram (EKG)
All Headaches (incl. Migraine)
Diabetic Ketoacidosis
Shortness of Breath
Facial Fracture
Alcohol Withdrawal
Heart Attack (Acute Myocardial Infarction)
Joint Pain
Acute Upper Respiratory Infection
Immunization Administration
Chest Pain
Respiratory Failure
Pharyngitis
Broken Nose
Throat Pain
Constipation
Muscle Spasm
Wrist Sprain or Strain
Asphyxia and Hypoxemia
Acute Bronchitis
Fever
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Abdominal Pain
Acidosis
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Actinic Keratosis
Acute Deep Vein Thrombosis (DVT)
Acute Kidney Infection
Acute Pharyngitis
Acute Venous Embolism Thrombosis
Administrative Physical
Adult Failure to Thrive
Alkalosis
Allergic Conjunctivitis
Allergic Rhinitis
Anal or Rectal Pain
Anaphylaxis
Anemia
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Ankle Sprains and Strains
Anxiety
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Arthritis
Arthritis of the Elbow
Asthma
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Ataxia
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Atherosclerosis
Atopic Dermatitis (Eczema)
Atrophic Vaginitis
Back Pain
Balanitis
Balanoposthitis
Bedsores
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Benign Chronic Pain Syndrome
Bladder Infection
Blood in Urine (Hematuria)
Bronchiectasis
Bronchitis
Bruise of Face, Scalp, or Neck
Burn Injuries
Bursitis
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Cachexia
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Calcium Metabolism Disorders
Cellulitis
Chest Wall Pain Syndrome
Chronic Neck Pain
Chronic Pain
Chronic Sinusitis
Coccygeal Pain
Collapsed Lung (Pneumothorax)
Common Cold
COPD (Chronic Obstructive Pulmonary Disease)
Cough
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Deep Vein Thrombosis (DVT)
Dermatitis Due to Drugs
Dermatitis Due to Substances Taken Internally
Diabetes Type 1
Diabetes Type 2
Diabetes With Renal Manifestations
Diabetic Polyneuropathy
Diarrhea
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Difficulty With Walking
Dizziness
Down Syndrome
Drug Withdrawal
Dysentery
Dyslipidemia
Dysphagia
Ear Ache
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Embolism
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Emphysema
Enlarged Prostate (BPH)
Enteritis
Erythema Multiforme
Esophagitis
Essential Tremor
Fibromyalgia
Foot Infection
Foot Sprain
Gait Abnormality
Gas-Bloat Syndrome
Gastritis
Gastroesophageal Reflux Disease (GERD)
Gastroparesis
Gastroptosis
Gout
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Headache
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Heart Attack (NSTEMI)
Heart Attack (STEMI)
Heart Disease
Heart Palpitations
Hemorrhoids
Hernia
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Herpes Zoster Without Complication
Hip Pointer
Hip Sprain
Hives
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Human Immunodeficiency Virus (HIV)
Humerus Fracture
Hypercalcemia
Hyperkalemia
Hyperlipidemia
Hypertension
Hypoglycemia
Hypokalemia
Hypotension
Hypotension (Excluding Maternal)
Hypothyroidism
Hypoxemia
Impairments of Consciousness
Impetigo
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Influenza (Flu)
Ingrown Nail
Insomnia
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Intestinal Diverticulitis
Intestinal Diverticulosis
Irritable Bowel Syndrome
Itchy Skin
Jock Itch
Kidney Infection
Kidney Stone Pain (Renal Colic)
Knee Sprain
Leg and Foot Ulcers
Leukocytopenia
Limb Swelling Caused by Fluid Overload
Lipid Disorders
Liver Damage from Alcohol
Long COVID Disorder
Low Back Pain
Magnesium Metabolism Disorders
Malaise and Fatigue
Malnutrition
Marijuana Withdrawal
Maxillary and Malar Fractures
Menopausal and Postmenopausal Disorders
Migraine
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Mineral Metabolism Disorders
Muscle Cramping
Muscle Weakness
Nail and Nail Bed Infection
Nail Infection
Nasopharyngitis
Neck Strain (incl. Whiplash Injury)
Necrotizing Fasciitis
Nighttime Urination (Nocturia)
Noninfectious Gastroenteritis and Colitis
Nosebleed
Obesity
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Orbital Fracture
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
Otitis Media
Outer Ear Infection
Overweight
Painful Urination (Dysuria)
Patellofemoral Pain Syndrome (PFPS)
Peripheral Nerve Disorders
Phlebitis and Thrombophlebitis
Pinkeye (Conjunctivitis)
Pleural Effusion
Pneumonia
Pollen Allergy
Polyneuropathy
Polyuria
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Proteinuria
Radiculopathy
Rash
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Raynaud's Disease
Reflux Esophagitis
Restless Leg Syndrome
Rhabdomyolysis
Ringworm
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Sarcoidosis
Scabies
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Scarlet Fever
Sciatica
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Sebaceous Cysts
Second-Degree Burns
Sexually Transmitted Diseases (STDs)
Shingles
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Sinus Bradycardia
Sinus Tachycardia
Sinusitis
Sleep Apnea
Sprains and Strains (incl. Muscle Tear)
Strep Throat
Stroke
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Thrush
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Thyroid Goiter
Tinnitus
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Tonsillitis
Toxic Effect of Venom
Transient Ischemic Attack (TIA)
Tremor
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Urinary Incontinence
Urinary Stones
Vaginitis or Vaginosis
Valley Fever
Ventricular Tachycardia (VT)
Vertigo
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Viral Enteritis
Viral Hepatitis
Viral Infection
Vitamin B Deficiency
Vitamin D Deficiency
Wheezing
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Yeast Infections
Abscess or Cyst Drainage or Aspiration
Abscess or Fluid Incision and Drainage
ACTH (Cosyntropin) Stimulation Test
Alcohol Misuse Screening and Counseling
Alcohol or Substance Misuse Screening and Counseling
Anemia and Iron Deficiency Screening
Arrhythmia Screening
Bacteriuria Screening
Blood Allergy Testing
Bone Density Scan
Breast Cancer Screening
Cancer Screening
Cardiac Ultrasound
Cardiovascular Stress Test
Chest Pain Evaluation
Chlamydia Infection Screening
Cholesterol Screening
Dementia Evaluation
Dementia or Depression Screening
Detoxification Evaluation
Diabetes Screening
Diabetic Evaluation
Dipstick Urinalysis
Disability Evaluation
Drug Allergy Testing
Dual-Energy X-Ray Absorptiometry (DEXA) Scan
Dyslexia Assessment
Evaluation and Treatment of Sleep Disorders
Fetal Cardiac Screening
Genetic Screening for Breast Cancer
Geriatric Assessment
Gonorrhea Screening
Health Screening
HeartAware Online Risk Screening
Hepatitis A Screening
Hepatitis B Virus Screening
Hepatitis C Virus Screening
Hepatitis Screening
Herpes Simplex Screening
HIV Screening
Home Sleep Study
Impairment Rating Evaluation
Incision and Removal of Foreign Object
Independent Educational Evaluation
Joint Fluid Test
Lyme Disease Evaluation
Mammography
McMurray's Test
Melanoma Screening
Memory Evaluation
Menopause Evaluation and Treatment
Mole Evaluation
Oral Glucose Tolerance Test
Osteoporosis Screening
Ovarian Cancer Screening
Patch Testing
Pre-Operative Evaluation
Pregnancy Test
Prostate Cancer Screening
Prostate Cancer Screening Exam (DRE)
Psychiatric Evaluation
Psychiatric Evaluation - Child and Adolescent
Psychological Evaluation
Psychological Evaluations Prior to Bariatric Surgery
Puncture Aspiration
Rapid Flu Test
Sexually Transmitted Infections Screening
Skin Screenings
Skin Testing and Screening
Spinal and Postural Screening
STD Screening
Strep Test
Syphilis Screening
Thoracentesis
Thrombolysis
Thyroid Screening
Trichomoniasis Screening
Tuberculosis Screening
Urine Pregnancy Test
Vaccination
Vaginosis Screening
VAP Lipid Testing
Wheelchair Evaluation
Worker's Compensation Evaluations

Accepted Insurance Plans

* Please verify this information when scheduling an appointment.
  • CoreSource
  • UPMC Health Plan
  • Priority Health
  • Medico
  • MVP Health Care
  • Assurant Health
  • Geisinger Health Plan
  • Medicare
  • QualCare
  • POMCO Group
  • American Republic
  • Commercial Insurance Company
  • Universal American
  • Coventry Health Care
  • Golden Rule

Where Dr. Thomas Fiero, MD Sees Patients

  1. 1 Mercy Medical Center Merced
    333 Mercy Ave, Merced, CA 95340
    Icon Directions Right Arrow Directions Phone Icon (209) 564-5000

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Meet Dr. Thomas Fiero, MD

Specialties*
Emergency Medicine
Family 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.
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Fiero communicate via email?
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Does Dr. Fiero offer telehealth services or virtual visits?
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Does Dr. Fiero offer an online patient portal?
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Does Dr. Fiero have free onsite parking?
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Does Dr. Fiero offer weekend visits?
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Does Dr. Fiero offer evening visits?
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Does Dr. Fiero specialize in working with children or adolescents?
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Does Dr. Fiero specialize in working with seniors?
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Does Dr. Fiero specialize in couples therapy?
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Does Dr. Fiero specialize in working with LGBTQ+ community?
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FAQs About Dr. Fiero's Practice

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

Dr. Fiero frequently treats the following conditions: Tobacco Use Disorder and Limb Pain. See more on Sharecare.

Dr. Thomas Fiero, MD is affiliated with Mercy Medical Center Merced.

Yes, Dr. Thomas Fiero, MD holds board certification in Family Practice.
Training & Medical Education
Medical Education
  • Columbia University Vagelos College of Physicians and Surgeons
    1982
Medical Education
Board Certifications
  • Family Practice
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.
Residency Hospital
  • Penn St University Hp M S Hershey Mc
Residency Hospital

Hospitals Where Dr. Thomas Fiero, MD Practices

  • Mercy Medical Center Merced

    333 Mercy Ave, Merced, CA

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