LOCATIONS
Dr. Gruenn has offices in Los Angeles and Ojai. Dr.Gruenn sees patients in Los Angeles on Thursdays and in Ojai on Tuesdays.
Los Angeles office 310.699.4199
Ojai office 805.633.9121
Medical Emergencies, that cannot wait until next business day.
1. Go to nearest Emergency Room
2. Call Dr. Gruenn's Medical Emergency line 805.798.1006
Office Hours
Monday - Thursday 9:00 am to 4:00 pm
Friday Both offices Closed
Closed for lunch 12:30 pm to 1:30
NEW Phone Hours (unless closed for Holiday):
Monday and Wednesday 10:00 am to 1:00 pm, Tuesday and Thursday 10:00 am to 1:00 pm, 2:00 pm to 4:00 pm
Friday Closed
HOLIDAY Closures 2023
New Years Day
Memorial Day, Monday May 29
Independence Day, Tuesday July 4
Labor Day, Monday September 4
Thanksgiving Day, November 23
Christmas Day, Monday December 25
For frequently asked questions regarding appointment changes, emergencies, and lab result, etc., please click the FAQs button
When you become Dr. Gruenn's patient, you will receive an invitation to his Patient Portal. This is where you fill out/sign New Patient forms, can see your lab-results and other communication.
Dr. Gruenn's Patient Portal (Established patients only)
Instructions for Patient Portal registration
MEDICAL WORKUP
Medical History—Physical Exam,—Lab Tests
As a New Patient you will receive a Medical Workup that includes a medical history, physical exam, and conventional and functional lab tests. If indicated, Dr. Gruenn will evaluate you for...
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Food and Environmental Allergies
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Nutritional Deficiencies
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Adrenal Health
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Hormone Deficiencies
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Gut Health (dysbiosis, SIBO, yeast, parasites)
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Viral Infections
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Immune Deficiencies
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Neurotransmitter Deficiencies
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Chemical and Heavy Metal Toxicity
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Genetic variations
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Body Fat Percentage
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Mitochondrial Imbalances
RESULTS & PLANNING
Once your test results are in, you will attend a therapy-planning visit where Dr. Gruenn will explain your test results and provide you with a comprehensive Treatment Plan, specifically tailored to your needs. It might include:
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Medications (as needed)
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A Nutritional Eating Plan
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Vitamin / Mineral Injections
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Bio-Identical Hormone Replacement
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Herbal Medicine
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Immune Therapies
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Chelation Therapy for Heavy Metal Detoxification
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Trigger Point Injections
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Longevity Medicine
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Adrenal Support
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Detoxification
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Lifestyle Modification
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Medical Weight Loss
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Nutritional Supplements, as needed
