Dr. Mayank Shami Pathak, MD

  • Fountain Valley, CA
  • Neurologist
NPI1114959475PAC ID6800074089
Medicare services, 2024
6,999
Medicare patients, 2024
422
Part D claims, 2024
2,710
Publications
6
Hospital affiliations
2
Practice address
9940 Talbert Ave, Fountain Valley, CA 92708
Practice phone
Call (714) 378-5062
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Truong Neuroscience Institute Inc.

Fountain Valley, California

See all 8 affiliations

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Dr. Mayank Shami Pathak is a neurologist in Fountain Valley, California

Dr. Pathak practices at Truong Neuroscience Institute Inc. in Fountain Valley, California.

Dr. Pathak's NPI, 1114959475, was assigned on July 7, 2006. Dr. Pathak graduated from George Washington University School of Medicine and Health Sciences in 1991. Dr. Pathak holds California license G076833.

NPI and contact details
Medicare PAC ID
6800074089
NPI enumeration date
July 7, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(714) 378-5062
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
61
Medical school graduation
1991

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Mayank Shami Pathak practices at Truong Neuroscience Institute Inc. in Fountain Valley, California

Dr. Pathak's primary practice is Truong Neuroscience Institute Inc., at 9940 Talbert Ave, Fountain Valley, CA 92708 in Orange County. The practice phone is (714) 378-5062.

  • Truong Neuroscience Institute Inc.
    9940 Talbert Ave, Fountain Valley, CA 92708 · Orange CountyPhone(714) 378-5062

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Mayank Shami Pathak is affiliated with 5 sites of care and 3 medical groups

Dr. Pathak's primary practice is Truong Neuroscience Institute Inc. in Fountain Valley, California. Dr. Pathak is also affiliated with Orange Coast Medical Center. The medical group on file is The Truong Neuroscience Institute. Dmand AI also links Dr. Pathak to 1 more hospital, 2 group practices and clinics and 2 medical groups, each named with a free account.

See all 8 affiliations for Dr. Pathak

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Mayank Shami Pathak's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Pathak practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Truong Neuroscience Institute Inc.Available with a free account
+4 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Mayank Shami Pathak is one of 2,207 neurologists in California

Neurology is Dr. Pathak's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Pathak is board certified in neurology by the American Board of Psychiatry and Neurology. Dr. Pathak is licensed in California.

Specialties and state licenses

  • Neurology, CaliforniaPrimaryLicense G076833 · 1993 to 2027 · taxonomy 2084N0400X

Clinical focus

Dmand AI lists acute mini-stroke (TIA), carpal tunnel syndrome, epilepsy, essential tremor, fibromyalgia and chronic pain, hereditary polyneuropathy, lower back pain and migraine and chronic headache among the conditions Dr. Pathak treats.

Neurologists near Dr. Pathak

Counts of neurologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Mayank Shami Pathak billed Medicare for 6,999 services in 2024

CMS data shows 6,999 Medicare services from Dr. Pathak across 12 procedure codes in 2024, for 422 Medicare patients. Medicare paid $109,103 for them.

Medicare services, 20246,999
Medicare patients422
Paid by Medicare$109,103
Procedure codes12

Dr. Pathak's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Drugs given in the office
2023: 6,8052024: 5,80015%
Office and hospital visits
2023: 6082024: 6161%
Other services
2023: 5532024: 36035%
Tests and treatments
2023: 1812024: 22323%

Where Dr. Pathak's Medicare services took place, 2024

  • In an office6,18388%
  • In a facility81612%

Dr. Pathak compared with the California median for neurologists, 2024

  • Dr. Pathak
  • California median
Medicare services
6,999vs 40417.3 times
Medicare patients
422vs 1902.2 times
Part D claims
2,410vs 3247.4 times

Medians across 1,995 neurologists in California with Dmand AI profiles that report each measure.

Dr. Pathak's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Pathak

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Pathak and other neurologists in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Mayank Shami Pathak treated 422 Medicare patients in 2024, average age 74

CMS counts 422 Medicare patients who saw Dr. Pathak in 2024. The largest group is 75 to 84, with 143 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 37% are also on Medicaid. Their average risk score is 2.12, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Pathak's median patient age at 68, with 56% women.

Medicare patients, 2024422
Average age74
Average risk score2.12
Also on Medicaid37%

Dr. Pathak's Medicare patients by age, 2024

Dr. Pathak's Medicare patients by sex, 2024

  • Women24057%
  • Men18243%

Chronic conditions among Dr. Pathak's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis54%
  4. Stroke or TIA39%
  5. Diabetes38%
  6. Chronic kidney disease37%
  7. Ischemic heart disease37%
  8. Mood disorders35%

Share of Medicare patients with each condition. A patient can have several.

Dr. Pathak's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women56%
  • Men43%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Mayank Shami Pathak wrote 2,710 Medicare Part D claims in 2024

In 2024, Dr. Pathak wrote 2,710 Medicare Part D claims for 411 patients. 87% of them were for generic drugs. CMS names the drug for 2,410 of them, across 62 drugs with 11 or more claims each, at $503,868 in total drug cost. In 2023, CMS named 2,327 claims across 62 drugs.

Part D claims, 20242,710
Drugs named by CMS62
Total drug cost$503,868
Part D patients411

Dr. Pathak's Part D claims by kind of drug, 2024

  • Generic2,352 claims87%
  • Brand-name340 claims13%
  • Other18 claims1%

Dr. Pathak's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Pathak's Part D claims, 2024

  • Opioids4%117 of 2,710 claims
  • Antipsychotics, patients 65 and over1%40 of 2,710 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 2,3272024: 2,4104%

Drugs named by CMS: 62 in 2024, 62 in 2023.

See all prescribing by Dr. Pathak

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Mayank Shami Pathak scored 0 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 0 out of 100 for Dr. Pathak for performance year 2024, reported individually. Dr. Pathak accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Pathak as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Pathak's MIPS scores, performance year 2024

  • 0of 100Final score
  • 0of 100Quality
  • 0of 100Improvement Activities
  • 0of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Mayank Shami Pathak has 6 publications on record

Dmand AI links 6 papers to Dr. Pathak. The most frequent topics are Spinal Cord Injuries, 4-Aminopyridine and Botulinum Toxins, Type A. Dr. Pathak's most frequent co-authors are Karen Phyllis Frei, MD, Peter Himber and Daniel Dung Truong, MD.

Papers6

Topics Dr. Pathak writes about most

  • Spinal Cord Injuries
  • 4-Aminopyridine
  • Botulinum Toxins, Type A
  • Double-Blind Method

Dr. Pathak's most frequent co-authors

Recent publications by Dr. Pathak

See all 6 publications and co-authors

See who Dr. Pathak researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Pathak works with, so you can find a warm path to the right neurologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Mayank Shami Pathak received $45,122 in industry payments from 2016 to 2025

CMS Open Payments shows 2,382 general payments to Dr. Pathak from 94 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Abbvie Inc. paid the most, $4,645.

General payments to Dr. Pathak by program year, 2016 to 2025

General payments to Dr. Pathak by kind, 2016 to 2025

$45.1Kin total
  • Food and beverage$44,77199%
  • Speaker and faculty fees$2160%
  • Education$1330%
  • Consulting fees$30%

Companies that paid Dr. Pathak the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Pathak

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Mayank Shami Pathak graduated from George Washington University School of Medicine and Health Sciences

Dr. Pathak graduated from George Washington University School of Medicine and Health Sciences in 1991.

  1. Medical schoolGeorge Washington University School of Medicine and Health Sciences
  2. Board certified in neurologyAmerican Board of Psychiatry and Neurology

Source: Dmand AI Professional Profile Data

Dr. Mayank Shami Pathak accepts plans from 17 insurance carriers

Dr. Pathak is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

Plan types Dr. Pathak accepts, by number of carriers

  1. Medicare10
  2. PPO10
  3. HMO9
  4. EPO4
  5. POS4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Mayank Shami Pathak's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Mayank Shami Pathak

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Mayank Shami Pathak's NPI number?

Dr. Mayank Shami Pathak's NPI number is 1114959475. It was assigned on July 7, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Mayank Shami Pathak?

Dr. Mayank Shami Pathak is a neurologist in Fountain Valley, California. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).

Where does Dr. Mayank Shami Pathak practice?

Dr. Pathak practices at 9940 Talbert Ave, Fountain Valley, CA 92708. Dr. Pathak's primary practice is Truong Neuroscience Institute Inc. in Fountain Valley, California. Dmand AI also links Dr. Pathak to 1 hospital, 2 group practices and clinics and 2 medical groups.

What is Dr. Mayank Shami Pathak's office phone number?

The practice phone on file for Dr. Pathak is (714) 378-5062.

What is Dr. Mayank Shami Pathak's medical license number?

Dr. Pathak holds California license G076833.

Which hospitals is Dr. Mayank Shami Pathak affiliated with?

Dr. Pathak is affiliated with Orange Coast Medical Center. Dmand AI links Dr. Pathak to 1 more hospital.

What medical group is Dr. Mayank Shami Pathak part of?

Dr. Pathak is linked to The Truong Neuroscience Institute. Dmand AI links Dr. Pathak to 2 more medical groups.

Does Dr. Mayank Shami Pathak accept Medicare?

Yes. CMS data shows Dr. Pathak billed Medicare for 6,999 services in 2024, and Dr. Pathak accepts Medicare assignment.

Does Dr. Mayank Shami Pathak offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Pathak as offering telehealth services.

What is Dr. Mayank Shami Pathak's MIPS score?

Dr. Pathak's MIPS final score for performance year 2024 is 0 out of 100, reported individually.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Mayank Shami Pathak see?

CMS counts 422 Medicare patients who saw Dr. Pathak in 2024, with an average age of 74.

Is Dr. Mayank Shami Pathak board certified?

Yes. Dr. Pathak is board certified in neurology by the American Board of Psychiatry and Neurology.

What services does Dr. Mayank Shami Pathak bill to Medicare?

In 2024, Dr. Pathak's most billed Medicare services were injected or infused drug (J0585), medicare service (G0453) and office visit, established patient (99214).

Where did Dr. Mayank Shami Pathak go to medical school?

Dr. Pathak graduated from George Washington University School of Medicine and Health Sciences in 1991.

What drugs does Dr. Mayank Shami Pathak prescribe most?

In 2024 Medicare Part D data, Dr. Pathak's most prescribed drugs by claims were Memantine HCl, Levetiracetam and Carbidopa-Levodopa.

Has Dr. Mayank Shami Pathak received payments from drug or device companies?

CMS Open Payments shows $45,122 in general payments to Dr. Pathak from 94 companies from 2016 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Mayank Shami Pathak been practicing?

Dr. Pathak graduated from medical school in 1991, 35 years ago.

Does Dr. Mayank Shami Pathak do research?

Dmand AI links 6 publications to Dr. Pathak.

Who does Dr. Mayank Shami Pathak publish with?

Dr. Pathak's most frequent co-authors are Karen Phyllis Frei, MD (1 shared paper), Peter Himber (1 shared paper) and Daniel Dung Truong, MD (1 shared paper).

What insurance does Dr. Mayank Shami Pathak accept?

Dr. Pathak is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

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