Dr. Nerses Sanossian, MD

  • Los Angeles, CA
  • Neurocritical care physician
NPI1194741397PAC ID3971575697
Medicare services, 2024
64
Medicare patients, 2024
73
Part D claims, 2024
81
Publications
18
Clinical trials
3
Practice address
2051 Marengo St, Room C2K100, Los Angeles, CA 90033
Practice phone
Call (323) 226-2800
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Los Angeles General Medical Center

Hospital · Los Angeles, California

See all 5 affiliations

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Dr. Nerses Sanossian is a neurocritical care physician in Los Angeles, California

Dr. Sanossian practices at Los Angeles General Medical Center in Los Angeles, California, part of County of Los Angeles.

Dr. Sanossian's NPI, 1194741397, was assigned on July 14, 2006. Dr. Sanossian graduated from Albert Einstein College of Medicine in 2000. Dr. Sanossian holds California license A87549.

NPI and contact details
Medicare PAC ID
3971575697
NPI enumeration date
July 14, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(323) 226-2800
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
52
Medical school graduation
2000

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

Dr. Nerses Sanossian practices at Los Angeles General Medical Center in Los Angeles, California

Dr. Sanossian's primary practice is Los Angeles General Medical Center, at 2051 Marengo St, Room C2K100, Los Angeles, CA 90033 in Los Angeles County. The practice phone is (323) 226-2800.

Source: Dmand AI Affiliation Data

Dr. Nerses Sanossian is affiliated with 4 sites of care and 1 medical group

Dr. Sanossian's primary practice is Los Angeles General Medical Center in Los Angeles, California, part of County of Los Angeles. Dr. Sanossian is also affiliated with Keck Hospital of USC. The medical group on file is USC Care Medical Group. Dmand AI also links Dr. Sanossian to 1 more group practice or clinic and 1 other site, each named with a free account.

See all 5 affiliations for Dr. Sanossian

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Nerses Sanossian's practice

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

EHR by site
SiteEHR vendor and product
Los Angeles General Medical CenterAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Nerses Sanossian is one of 60 neurocritical care physicians in California

Neurocritical care is Dr. Sanossian's primary specialty in the NPI Registry, under taxonomy code 2084A2900X. Dr. Sanossian is board certified in neurology by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Sanossian's licenses on file in 9 states: California, Michigan, New York, Indiana, Kentucky, New Jersey, Nevada, Oklahoma and Arkansas.

Specialties and state licenses

  • Neurocritical care, CaliforniaPrimaryLicense A87549 · 2004 to 2026 · taxonomy 2084A2900X
  • Michigan license2016 to 2020
  • New York license2001 to 2020
  • Indiana license2014 to 2019
  • Kentucky license2016 to 2019
  • New Jersey license2017 to 2019
  • Nevada license2015 to 2019
  • Oklahoma license2016 to 2019
  • Arkansas license2017 to 2018

Clinical focus

Dmand AI lists acute mini-stroke (TIA), carpal tunnel syndrome, cerebrovascular disease and stroke among the conditions Dr. Sanossian treats.

Neurocritical care physicians near Dr. Sanossian

Counts of neurocritical care physicians 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. Nerses Sanossian billed Medicare for 64 services in 2024

CMS data shows 64 Medicare services from Dr. Sanossian across 2 procedure codes in 2024, all of them office visits, for 73 Medicare patients. Medicare paid $3,785 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202464
Medicare patients73
Paid by Medicare$3,785
Procedure codes2

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

  • 2023
  • 2024
Office and hospital visits
2023: 472024: 6436%

Dr. Sanossian compared with the California median for neurocritical care physicians, 2024

  • Dr. Sanossian
  • California median
Medicare services
64vs 32480% below
Medicare patients
73vs 12843% below
Part D claims
28vs 268% above

Medians across 62 neurocritical care physicians in California with Dmand AI profiles that report each measure.

Dr. Sanossian'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. Sanossian

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Sanossian and other neurocritical care physicians in California.

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

Dr. Nerses Sanossian treated 73 Medicare patients in 2024, average age 75

CMS counts 73 Medicare patients who saw Dr. Sanossian in 2024. The largest group is 75 to 84, with 30 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 1.89, 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. Sanossian's median patient age at 65, with 47% women.

Medicare patients, 202473
Average age75
Average risk score1.89
Also on Medicaid26%

Dr. Sanossian's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Sanossian's Medicare patients by sex, 2024

  • Women3345%
  • Men4055%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Stroke or TIA75%
  4. Arthritis64%
  5. Ischemic heart disease44%
  6. Diabetes41%
  7. Mood disorders34%
  8. Atrial fibrillation32%

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

Dr. Sanossian's patients across all payers

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

Patient panel by age, all payers

Median age 65

Patient panel by sex, all payers

  • Women47%
  • Men52%

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

Dr. Nerses Sanossian wrote 81 Medicare Part D claims in 2024

In 2024, Dr. Sanossian wrote 81 Medicare Part D claims for 19 patients. 95% of them were for generic drugs. CMS names the drug for 28 of them, across 2 drugs with 11 or more claims each, at $119 in total drug cost. In 2022, CMS named 62 claims across 5 drugs.

Part D claims, 202481
Drugs named by CMS2
Total drug cost$119
Part D patients19

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

  • Generic77 claims95%
  • Brand-name and other4 claims5%

Dr. Sanossian'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.

Part D claims for drugs CMS names, 2022 to 2024

  • 2022
  • 2024
Claims for drugs CMS names
2022: 622024: 2855%

Drugs named by CMS: 2 in 2024, 5 in 2022.

See all prescribing by Dr. Sanossian

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. Nerses Sanossian offers telehealth to Medicare patients

Dr. Sanossian accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Sanossian as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Nerses Sanossian has 18 publications on record

Dmand AI links 18 papers to Dr. Sanossian, published from 2008 to 2023. Dr. Sanossian's most frequent co-authors are David Sigmund Liebeskind, MD, William Jacob Mack, MD and Jeffrey Lawrence Saver, MD.

Papers18
Years published2008 to 2023

Dr. Sanossian's papers by year, 2008 to 2023

Dr. Sanossian's most frequent co-authors

Recent publications by Dr. Sanossian

See all 18 publications and co-authors

See who Dr. Sanossian researches with

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

How network discovery works

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

Dr. Nerses Sanossian has worked on 3 clinical trials

Dmand AI links Dr. Sanossian to 3 clinical trials. Conditions studied include Stroke, Cerebrovascular Disorders and Cerebral Hemorrhage. University of California, Los Angeles sponsors the most, 2.

Clinical trials with Dr. Sanossian by phase

  1. NonePhase 1: no trials
  2. 1Phase 1/2: 1 trial
  3. 1Phase 2: 1 trial
  4. NonePhase 3: no trials
  5. NonePhase 4: no trials

Conditions in Dr. Sanossian's trials

  • Stroke
  • Cerebrovascular Disorders
  • Cerebral Hemorrhage
  • Intracranial Hemorrhages

Investigators on the most trials with Dr. Sanossian

Recent clinical trials with Dr. Sanossian

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Nerses Sanossian received $312,084 in industry payments from 2016 to 2024

CMS Open Payments shows 261 general payments to Dr. Sanossian from 8 drug and device companies from 2016 to 2024. Speaker and faculty fees make up the largest share, 71% of the total. Genentech, Inc. paid the most, $231,106. It also lists 34 research payments totaling $51,669 from 2016 to 2020.

General payments to Dr. Sanossian by program year, 2016 to 2024

General payments to Dr. Sanossian by kind, 2016 to 2024

$312.1Kin total
  • Speaker and faculty fees$222,28071%
  • Consulting fees$52,18417%
  • Travel and lodging$31,26010%
  • Food and beverage$6,3602%

Companies that paid Dr. Sanossian the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Sanossian

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

Dr. Nerses Sanossian has 10 awards and honors on record

Dmand AI lists 10 awards for Dr. Sanossian, most recently Stroke Progress and Innovation Award in 2011.

Awards and honors for Dr. Sanossian

  1. 2011
    • Stroke Progress and Innovation Award
  2. 2010
    • Year IV Student Teaching Award
  3. 2009
    • Junior Academic Neurologist Scholarship
    • Teacher of the Year, Department of Neurology, USC
  4. 2006
    • Certificate of Appreciation for Generous Contribution to the Teaching Art
    • Fellow Teaching Award, Department of Neurology, UCLA
See all 10 awards

Source: Dmand AI Professional Profile Data

Dr. Nerses Sanossian graduated from Albert Einstein College of Medicine

Dr. Sanossian graduated from Albert Einstein College of Medicine in 2000. Dr. Sanossian is a member of AAN and AHA.

  1. Medical schoolAlbert Einstein College of Medicine
  2. Board certified in neurologyAmerican Board of Psychiatry and Neurology
  3. Board certified in vascular neurologyAmerican Board of Psychiatry and Neurology
  4. Board certified in neuroimagingUnited Council for Neurological Subspecialties

Source: Dmand AI Professional Profile Data

Dr. Nerses Sanossian accepts plans from 6 insurance carriers

Dr. Sanossian is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • CMS Medicare

Plan types Dr. Sanossian accepts, by number of carriers

  1. Medicare6
  2. PPO5
  3. HMO2
  4. POS2
  5. EPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Nerses Sanossian'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
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. Nerses Sanossian

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. Nerses Sanossian's NPI number?

Dr. Nerses Sanossian's NPI number is 1194741397. It was assigned on July 14, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Nerses Sanossian?

Dr. Nerses Sanossian is a neurocritical care physician in Los Angeles, California. The primary specialty in the NPI Registry is Neurocritical Care Physician (taxonomy code 2084A2900X).

Where does Dr. Nerses Sanossian practice?

Dr. Sanossian practices at 2051 Marengo St, Room C2K100, Los Angeles, CA 90033. Dr. Sanossian's primary practice is Los Angeles General Medical Center in Los Angeles, California, part of County of Los Angeles. Dmand AI also links Dr. Sanossian to 1 group practice or clinic and 1 other site.

What is Dr. Nerses Sanossian's office phone number?

The practice phone on file for Dr. Sanossian is (323) 226-2800.

What is Dr. Nerses Sanossian's medical license number?

Dr. Sanossian holds California license A87549, one of the licenses on file in 9 states.

Which states has Dr. Nerses Sanossian been licensed in?

Dmand AI has state licenses on file for Dr. Sanossian in California (2004 to 2026), Michigan (2016 to 2020), New York (2001 to 2020), Indiana (2014 to 2019), Kentucky (2016 to 2019), New Jersey (2017 to 2019), Nevada (2015 to 2019), Oklahoma (2016 to 2019) and Arkansas (2017 to 2018).

Which hospitals is Dr. Nerses Sanossian affiliated with?

Dr. Sanossian practices at Los Angeles General Medical Center in Los Angeles, California. Dr. Sanossian is also affiliated with Keck Hospital of USC.

What medical group is Dr. Nerses Sanossian part of?

Dr. Sanossian is linked to USC Care Medical Group.

Does Dr. Nerses Sanossian accept Medicare?

Yes. CMS data shows Dr. Sanossian billed Medicare for 64 services in 2024, and Dr. Sanossian accepts Medicare assignment.

Does Dr. Nerses Sanossian offer telehealth?

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

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Nerses Sanossian see?

CMS counts 73 Medicare patients who saw Dr. Sanossian in 2024, with an average age of 75.

Is Dr. Nerses Sanossian board certified?

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

What services does Dr. Nerses Sanossian bill to Medicare?

In 2024, Dr. Sanossian's most billed Medicare services were office visit, established patient (99213) and office visit, established patient (99214).

Where did Dr. Nerses Sanossian go to medical school?

Dr. Sanossian graduated from Albert Einstein College of Medicine in 2000.

What drugs does Dr. Nerses Sanossian prescribe most?

In 2024 Medicare Part D data, Dr. Sanossian's most prescribed drugs by claims were Clopidogrel and Escitalopram Oxalate.

Has Dr. Nerses Sanossian received payments from drug or device companies?

CMS Open Payments shows $312,084 in general payments to Dr. Sanossian from 8 companies from 2016 to 2024. The largest total came from Genentech, Inc.

How long has Dr. Nerses Sanossian been practicing?

Dr. Sanossian graduated from medical school in 2000, 26 years ago.

Does Dr. Nerses Sanossian do research?

Dmand AI links 18 publications to Dr. Sanossian, published from 2008 to 2023. Dr. Sanossian has worked on 3 clinical trials.

Who does Dr. Nerses Sanossian publish with?

Dr. Sanossian's most frequent co-authors are David Sigmund Liebeskind, MD (3 shared papers), William Jacob Mack, MD (2 shared papers) and Jeffrey Lawrence Saver, MD (2 shared papers).

What insurance does Dr. Nerses Sanossian accept?

Dr. Sanossian is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

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