Dr. John Mersch III

Qualifications not listed

Specialty not listed

Registration listed: National Provider Identifier (NPI) · 1588769558

Speaks English, Spanish

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Lake Forest 92630, Lake Forest

Office

23321 El Toro Rd Ste F, Lake Forest 92630, Lake Forest CA, California, United States of America (USA)

Office hours not listed

Fee not listed

Office hours are listed by the practice and are not appointment slots. Confirm fees, timings and address before visiting.

175 Services

Pinkeye (Conjunctivitis)
Bacterial Sepsis
Malnutrition
Polyuria
Chronic Neck Pain
Torticollis

View all (175)

Scabies
Allergic Conjunctivitis
Knee Sprain
Influenza (Flu)
Hives
Dysentery
Swine Flu
WARTS
Tinnitus
Viral Enteritis
Common Cold
Pinworm
Postnasal Drip
Acute Kidney Infection
Heart Palpitations
Athlete's Foot
Wellness Examination
Dizziness
Sleep Apnea
Throat Pain
Plantar Wart
Tonsillitis
Sprains and Strains (incl. Muscle Tear)
Anaphylactic Tree Nut Allergy
Elbow Sprain
Anaphylaxis
Muscle Cramping
Acute Pharyngitis
Urinary Incontinence
Acute Upper Respiratory Infection
Impetigo
Lice
Sinus Tachycardia
Constipation
Patellofemoral Pain Syndrome (PFPS)
Excessive Sweating
Allergic Rhinitis
Bedwetting
Shingles
Kidney Infection
Bruise of Face, Scalp, or Neck
Low Back Pain
Neck Strain (incl. Whiplash Injury)
Pediatric Overweight
Pediatric Obesity
Rosacea
Mood Disorders (Dysthymia and Cyclothymia)
Ringworm
Gastroesophageal Reflux Disease (GERD)
Enteritis
Tinea Versicolor
Acute Laryngitis
Joint Pain
Headache
COLD SORE
Circumcision
Atopic Dermatitis (Eczema)
Dehydration
Cellulitis
Insomnia
Sinus Bradycardia
Lipid Disorders
Eczema and Contact Dermatitis
Balanoposthitis
Chronic Pharyngitis
Dermatitis Due to Substances Taken Internally
ADHD and-or ADD
Diabetes Type 1
FEVER
Acne
Animal Allergies
Immunization Administration
Chronic Depression (Dysthymia)
Gas-Bloat Syndrome
Salivary Gland Stones and Inflammation
Administrative Physical
Back Pain
Hydrocele
Down syndrome
Herpes Simplex Infection
Ganglion Cyst
Hyperlipidemia
Herpes Zoster Without Complication
Anaphylactic Fish Allergy
Nail and Nail Bed Infection
Dry Eyes
Acute Tonsillitis
Candidiasis of Skin and Nails
All Headaches (incl. Migraine)
Lactose Intolerance
Encounters for Normal Pregnancies
Conduct Disorder
Bronchospasm
Noninfectious Gastroenteritis and Colitis
Ataxia
Menstrual Disorders
Acute Sinusitis
Obesity
Hypoglycemia
Chronic Fatigue Syndrome
Yeast Infections
Blepharitis
Essential Tremor
Shortness of Breath
Pollen Allergy
All Types of Food Poisoning
Jock Itch
Pneumonia
Hypertension
anxiety
Malaise and Fatigue
Speech, Language and Learning Disorders
Hip Pointer
Ankle Sprains and Strains
Eczema and Contact Dermatitis Due to Cosmetics
Vaginitis or Vaginosis
celiac disease
Painful Urination (Dysuria)
Hair Loss
Migraine
Viral Infection
Moles (Benign Skin Lesions)
Sinusitis
Separation Anxiety
Blood in Urine (Hematuria)
Pharyngitis
Outer Ear Infection
Wheezing
Hypotension (Excluding Maternal)
Dermatitis Due to Drugs
Strep Throat
Laryngitis
Folliculitis
Chronic Sinusitis
Itchy Skin
Urinary Tract Infection (Uti)
Contact Dermatitis
Hypotension
Arterial Blood Gas Test (ABG)
Acute Bronchitis
Dry Skin
Rash
Electrocardiogram (EKG)
Nasopharyngitis
Bronchitis
Foot Sprain
Newborn Jaundice
Asthma
cough
VERTIGO
Abdominal Pain
Esophagitis
Diarrhea
Overweight
Poison Ivy, Poison Oak, or Poison Sumac Poisoning
Anal or Rectal Pain
Limb Pain
Ear Ache
Seborrheic Dermatitis
Otitis Media
Orchitis
Thyroid Goiter
Earwax Buildup
Stye
Anaphylactic Food Allergies
Nausea
ANEMIA
Gastritis
Nosebleed

Education

Not listed

Registrations

1588769558 · National Provider Identifier (NPI)

Languages

English, Spanish

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