Dr. Mark Fisher

Neurology
Oklahoma City, OK
36 years experience male

About

Bio

I grew up in Los Angeles and lived in Philadelphia, Chicago, Detroit and Houston before settling in Oklahoma City.

Specialties
Doctors may have more than one area of specialty interest. Board certification in a specialty area means the doctor has completed formal training and has practice experience in that specialty, and has passed the certification examination from the corresponding accredited medical specialty board.

Neurology

- Select Specialities -

Licenses

United States: Oklahoma

Languages spoken

English, Russian

Doctor Q&A

1.2K Answers
358 Agrees
The number of answers this doctor has agreed with.
A 32-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
Please repost: 1) "Faith" means different things to different people. HealthTap doctors are Christians, Muslims, Jews, Hindus, Buddhists, Sikhs, atheists, and others... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 23-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
Yes: Yes: The same meds that are used to treat migraines without aura. With or without aura, a migraine is a migraine.
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
Wrong venue: This is a medical site. Medicine is based on science, not theology. From precursors in antiquity, modern science took root in the Renaissance 500 year... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 39-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
Cure? Of course not.: Brain atrophy with increasing age is normal. This doesn't necessarily correspond with how well a brain works. Elderly atrophied brains can work just f... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 46-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
Take a GOOD look...: This is a child with chickenpox. Chickenpox can KILL. It can also lead to brain damage, lung damage, seizures, and permanent disfigurement. Not just i... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 38-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
Lumbar puncture (LP): Cerebrospinal fluid (CSF) bathes brain & spinal cord (cns). CSF may be abnormal in some diseases. In an lp, you are either on your side or sitting. Md... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 26-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
Meditation not magic: There's nothing magical or mysterious about meditation. All the Indian mystical mumbo-jumbo you hear about it is nonsense. Meditation is simply a tech... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 23-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
Get rid of gag: Why on earth would you want to do that? You have a gag reflex for a reason. It helps protect your throat, alimentary tract and airway. Hang on to it. ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 42-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
Depends: To be called broad-spectrum, an AED has to be tested against a broad spectrum of seizure types. The major "broad-spectrum" aeds in common us... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 28-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
Outdated concept: There's no such thing as basilar "artery" migraines. The term basilar migraine dates back to a time when migraine pathophysiology was thought to invol... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 25-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
Migraines?: You need to see a doctor in order to establish whether your headaches are migraines, which can be triggered by weather changes.
Created for people with ongoing healthcare needs but benefits everyone.
A 37-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
RLS?: Sounds very much like restless-leg syndrome. Your question is only the beginning of the process of diagnosis & treatment, not the end. If it’s RLS... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 38-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
Too vague: Please repost and be more specific about what "something sweet" is.
Created for people with ongoing healthcare needs but benefits everyone.
A 20-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
No: Things happen for a reason. There has to be a mechanism. There’s no enigmatic connection between sleep deprivation & tingly fingers any more than ... Read More
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A 33-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
Deliver yourself...: ...from outmoded beliefs and destructive illusions. You need to ground yourself in reality. This is an age of enlightenment. Ancient superstition has ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 29-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
Cancer: Glioma is a type of primary brain tumor, meaning it starts in the brain and does not spread to the brain from somewhere else. A brainstem glioma is lo... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 31-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
No cure: There is no "cure" for any stroke. Locked-in syndrome is a rare condition to begin with. Full recovery never occurs. Some recovery may be possible, bu... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 47-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
No: It's not a nerve. See your doctor.
Created for people with ongoing healthcare needs but benefits everyone.
A 51-year-old male asked:
Dr. Mark Fisher
Neurology 31 years experience
Please repost: Surely you're aware that to be "cured" of anything, you have to know the cause. Is your neuropathy due to 1) a treatable cause, 2) an untreatable caus... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 27-year-old male asked:
Dr. Mark Fisher
Neurology 31 years experience
No: Cerebral aneurysms are not "caused" like that. They develop from tiny weak spots in the walls of arteries that are either congenital or develop with a... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 37-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
Please clarify: A vertebral artery dissection would be very unlikely to cause the symptoms you describe. Sounds more like a cervical radiculopathy. You need to provid... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old member asked:
Dr. Mark Fisher
Neurology 31 years experience
“Normal”?: I wouldn’t call it “normal,” but it is a not uncommon associated symptom.
Created for people with ongoing healthcare needs but benefits everyone.
A 36-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
None: Those are “normal” anatomical variants and have nothing whatever to do with migraines. The physician who ordered the MRI has the ethical obligation to... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 31-year-old male asked:
Dr. Mark Fisher
Neurology 31 years experience
No you aren't: The brain is completely insensitive to pain. Whatever you're feeling, it has nothing to do with the lobes of the brain. Not sure what you mean by "pen... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 17-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
Please repost: Please repost and include the answer to your question given to you by the doctor who prescribed the risperidone; or, if you have not asked your doctor... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 33-year-old male asked:
Dr. Mark Fisher
Neurology 31 years experience
Kerala: I don’t think the prevalence of mental illness or suicidal thinking is significantly different in Kerala than in other cities on the Indian subcontine... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 24-year-old male asked:
Dr. Mark Fisher
Neurology 31 years experience
Sorry: Your question is too vague to be understandable, or you left out some words. You lost your hearing, you have ear wax, and it has something to do with ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
It could be: You can take comfort in knowing from the MRI that your headaches are medically benign even if they can put a major dent in your life. Migraine symptom... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 25-year-old male asked:
Dr. Mark Fisher
Neurology 31 years experience
Since neck tattoos don't cause migraines, your question should be how to treat migraines, period. First thing you need to do is see your doctor to fin... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 31-year-old male asked:
Dr. Mark Fisher
Neurology 31 years experience
Significant impact: Without sugar (in this case, glucose): your brain isn’t able to do any of those things. You’d go into hypoglycemic coma. The brain preferentially uses... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 19-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
Whatever it is, it isn’t your thyroid. The thyroid gland is about the consistency of a 1-minute egg. Please repost and explain what you mean by “voice... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 18-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
"Issues"?: The word "issues" is so vague as to be meaningless. If "issues" means symptoms of heartburn or reflux, be advised that mint-containing substances may ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A female asked:
Dr. Mark Fisher
Neurology 31 years experience
Why indeed: Why is sugar sweet and salt is salty? Why is vinegar sour and coffee is bitter? Because they’re all chemically different. Why does bupropion do someth... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 37-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
Is it you or a friend? You write, "into MY neck." You have to give information on whether the "muffled hearing" is all the time or just when the pain ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 41-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
Don’t waste your $: Berberine has never been shown to be effective for any condition. Don’t fall victim to the popular delusion that “ancient” = “good.” Purge that claptr... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old male asked:
Dr. Mark Fisher
Neurology 31 years experience
What old books have you been reading? Dementia praecox (Latin "premature dementia", "precocious madness") was a hopelessly vague term, long since aban... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 51-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
Something's amiss: Not sure what "borderline" PD means but at 51, your PD should progress fairly rapidly. If your PD has been essentially stable for several years, I wou... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 25-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
Yours is a very odd symptom complex, but occurrence of interscapular pain together with linkage of a voluntary movement below the neck with a contrala... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 20-year-old male asked:
Dr. Mark Fisher
Neurology 31 years experience
See a doctor: Nerves don’t “shut down.” If you have sensation in your foot, including abnormal sensations, the nerves are working. Public answers on HealthTap aren’... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 28-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
Sorry: Are you asking for a diagnosis? Your question is only the beginning of the diagnostic process, not the end. This part of HealthTap is not for diagnosi... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 32-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
No. This is not what this part of HealthTap is for. And even if it were, no doctor with ethics (and a dislike of criminal prosecution) would be foolis... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 22-year-old male asked:
Dr. Mark Fisher
Neurology 31 years experience
This is HealthTap. It isn't really about meditation. If you want to find out more about meditation, do a web search. Yes, meditation may be good for y... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 22-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
Please repost and include with your post the reason why you think your prolactin levels need lowering.
Created for people with ongoing healthcare needs but benefits everyone.
A 35-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
This could be side effects of a new medication if you just started one; if you haven't, these symptoms need looking into sooner rather than later. MS ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 46-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
Maybe, maybe not : The MRI is not the patient; you are. Ditto for your mother. If your MRI showed changes consistent with FTD but you have no symptoms, would you live yo... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 46-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
In seeking a diagnosis on this part of HealthTap, you're trying to use it for a purpose for which it is not intended. Even if it were, you've provided... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 44-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
See a doctor ASAP: You may have something seriously wrong in your central nervous system, either your brain or (more likely) your cervical spinal cord. Don’t waste any m... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 29-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
Wrong idea: NO antiseizure med works by affecting brainwaves. Brainwaves (i.e. EEG) are just a very crude noninvasive way to watch brain activity. They're just a ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 42-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
Your post is pretty garbled and hard to understand. If you want a coherent answer, you need to post a coherent question. However, if I read it right, ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 31-year-old female asked:
Dr. Mark Fisher
Neurology 31 years experience
If your pediatrician is so worried. why doesn't (s)he order a CT or MRI him/herself? A normal CT or MRI would eliminate a lot of worrisome possibiliti... Read More
Created for people with ongoing healthcare needs but benefits everyone.

Testimonials
Recommendations and Thank you notes are endorsements given from patients or other doctors.

7
Recommendations
913
Thank you notes
May 7, 2017
very intelligent thoughtful clear answers
HealthTap member
Oct 29, 2016
This isn't a recommendation, it's the opposite. His response to a question about tyrosine/ l-dopa were extremely rude, sarcastic, insensitive, superior, stuck up and unhelpful. I pity his patients
HealthTap member
Sep 19, 2020
his answer to my question was sarcastic, and he said that the part of Q&A is not about getting diagnosed as if I didn't already know that, altough my question was very simple and clear.
HealthTap member
This made me feel good. Thanks! I told my friends that there is a group of people on you tube called nofap, that go days without masturbating, and I told my friends I believe I can live without mastur...Read More
HealthTap member
This was very helpful. Thanks! http://www.livestrong.com/article/459092-vitamin-k-plavix/ before its stated it does!"Another vitamin, Vitamin K, which increases the blood's clotting ability, doesn't ...Read More
HealthTap member
This was very helpful. Thanks! Thank you so much. I’m not abusing alcohol but I did take benzos under a doctor’s care but am just worried about the similarities. So there’s no glutamate excitation to ...Read More

Education & Training

Medical/Graduate school

Temple University School of Medicine, PA
Graduated 1987MD

Awards

Top Neurologist , First Place, Oklahoma - Summer
2013
Top Doctor, Third Place, Oklahoma - Fall
2014
Top Neurologist , First Place, Oklahoma - Fall
2014
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