Dr. Ronen Nazarian, MD

  • Beverly Hills, CA
  • Otolaryngologist
NPI1194967141PAC ID3577780139
Medicare services, 2024
2,244
Medicare patients, 2024
678
Part D claims, 2024
695
Publications
11
MIPS score, 2024
75
Practice address
414 N Camden Dr, Beverly Hills, CA 90210
Practice phone
Call (310) 859-3991
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Camden Surgery Center

Beverly Hills, California

See all 8 affiliations

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Dr. Ronen Nazarian is an otolaryngologist in Beverly Hills, California

Dr. Nazarian practices at Camden Surgery Center in Beverly Hills, California.

Dr. Nazarian's NPI, 1194967141, was assigned on April 6, 2009. Dr. Nazarian graduated from Keck School of Medicine of USC in 2009. Dr. Nazarian holds California license A137944.

NPI and contact details
Medicare PAC ID
3577780139
NPI enumeration date
April 6, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(310) 859-3991
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
43
Medical school graduation
2009

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

Dr. Ronen Nazarian practices at Camden Surgery Center in Beverly Hills, California

Dr. Nazarian's primary practice is Camden Surgery Center, at 414 N Camden Dr, Beverly Hills, CA 90210 in Los Angeles County. The practice phone is (310) 859-3991.

  • Camden Surgery Center
    414 N Camden Dr, Beverly Hills, CA 90210 · Los Angeles CountyPhone(310) 859-3991

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

Dr. Ronen Nazarian is affiliated with 5 sites of care and 3 medical groups

Dr. Nazarian's primary practice is Camden Surgery Center in Beverly Hills, California. Dr. Nazarian is also affiliated with Cedars-Sinai Medical Center. The medical group on file is Center for Advanced Ear Surgery. Dmand AI also links Dr. Nazarian to 2 more group practices and clinics, 2 medical groups and 1 ambulatory surgery center, each named with a free account.

See all 8 affiliations for Dr. Nazarian

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

Dmand AI tracks the EHR system at Dr. Ronen Nazarian's practice

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

EHR by site
SiteEHR vendor and product
Camden Surgery CenterAvailable 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. Ronen Nazarian is one of 1,107 otolaryngologists in California

Otolaryngology is Dr. Nazarian's primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dr. Nazarian is board certified in otolaryngology by the American Board of Otolaryngology - Head and Neck Surgery. Dmand AI has Dr. Nazarian's licenses on file in 2 states: California and Florida.

Specialties and state licenses

  • Otolaryngology, CaliforniaPrimaryLicense A137944 · 2015 to 2026 · taxonomy 207Y00000X
  • Florida license2014 to 2016

Clinical focus

Dmand AI lists acute sinusitis, chronic ear infection, chronic sinusitis, ear eustachian tube disorders, ear infection, endoscopic sinus surgery, hearing loss and impairment and swimmer's ear among the conditions Dr. Nazarian treats.

Otolaryngologists near Dr. Nazarian

Counts of otolaryngologists 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. Ronen Nazarian billed Medicare for 2,244 services in 2024

CMS data shows 2,244 Medicare services from Dr. Nazarian across 20 procedure codes in 2024, for 678 Medicare patients. Medicare paid $231,304 for them.

Medicare services, 20242,244
Medicare patients678
Paid by Medicare$231,304
Procedure codes20

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

  • 2023
  • 2024
Office and hospital visits
2023: 9032024: 1,11223%
Surgery
2023: 6432024: 84732%
Tests and treatments
2023: 3942024: 28528%

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

  • In an office2,21899%
  • In a facility261%

Dr. Nazarian compared with the California median for otolaryngologists, 2024

  • Dr. Nazarian
  • California median
Medicare services
2,244vs 6663.4 times
Medicare patients
678vs 2962.3 times
Part D claims
599vs 1185.1 times

Medians across 1,045 otolaryngologists in California with Dmand AI profiles that report each measure.

Dr. Nazarian'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. Nazarian

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

Dr. Ronen Nazarian treated 678 Medicare patients in 2024, average age 76

CMS counts 678 Medicare patients who saw Dr. Nazarian in 2024. The largest group is 75 to 84, with 279 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 41% are also on Medicaid. Their average risk score is 1.43, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Nazarian's median patient age at 68, with 52% women.

Medicare patients, 2024678
Average age76
Average risk score1.43
Also on Medicaid41%

Dr. Nazarian's Medicare patients by age, 2024

Dr. Nazarian's Medicare patients by sex, 2024

  • Women37455%
  • Men30445%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis63%
  4. Ischemic heart disease48%
  5. Diabetes44%
  6. Osteoporosis37%
  7. Mood disorders31%
  8. Depression29%

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

Dr. Nazarian'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

  • Women52%
  • Men47%

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

Dr. Ronen Nazarian wrote 695 Medicare Part D claims in 2024

In 2024, Dr. Nazarian wrote 695 Medicare Part D claims for 273 patients. 94% of them were for generic drugs. CMS names the drug for 599 of them, across 17 drugs with 11 or more claims each, at $23,223 in total drug cost. In 2023, CMS named 371 claims across 12 drugs.

Part D claims, 2024695
Drugs named by CMS17
Total drug cost$23,223
Part D patients273

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

  • Generic652 claims94%
  • Brand-name43 claims6%

Dr. Nazarian'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. Nazarian's Part D claims, 2024

  • Opioids3%23 of 695 claims
  • Antibiotics8%58 of 695 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: 3712024: 59961%

Drugs named by CMS: 17 in 2024, 12 in 2023.

See all prescribing by Dr. Nazarian

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. Ronen Nazarian scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Nazarian for performance year 2024, reported individually. Dr. Nazarian accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Nazarian as offering telehealth. CMS counts 22 procedures of removal of tissue by Dr. Nazarian, more than 70% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes
MIPS final score, 2024
75 of 100

Where Dr. Nazarian ranks in Medicare procedure volume

Removal of tissue
70th percentile22 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

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

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Dr. Ronen Nazarian has 11 publications on record

Dmand AI links 11 papers to Dr. Nazarian, published from 2005 to 2021. 2012 was the busiest year, with 2. The most frequent topics are Cochlear Implantation, Cochlear Implants and Hearing. Dr. Nazarian has published most often in Otol Neurotol. Dr. Nazarian's most frequent co-authors are Adrien A. Eshraghi, MD, Fred F. Telischi, MD and Donald T. Weed, MD.

Papers11
Years published2005 to 2021

Dr. Nazarian's papers by year, 2005 to 2021

Topics Dr. Nazarian writes about most

  • Cochlear Implantation
  • Cochlear Implants
  • Hearing
  • History, 19th Century
  • History, 20th Century
  • History, 21st Century

Dr. Nazarian's most frequent co-authors

Recent publications by Dr. Nazarian

See all 11 publications and co-authors

See who Dr. Nazarian researches with

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

How network discovery works

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

Dr. Ronen Nazarian received $2,859 in industry payments from 2016 to 2025

CMS Open Payments shows 80 general payments to Dr. Nazarian from 27 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Cochlear Ltd paid the most, $605.

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

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

$2.9Kin total
  • Food and beverage$2,83499%
  • Education$251%

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

Share is of all general payments to this clinician.

See all payments to Dr. Nazarian

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

Dr. Ronen Nazarian graduated from Keck School of Medicine of USC

Dr. Nazarian graduated from Keck School of Medicine of USC in 2009.

  1. Medical schoolKeck School of Medicine of USC
  2. Board certified in otolaryngologyAmerican Board of Otolaryngology - Head and Neck Surgery

Source: Dmand AI Professional Profile Data

Dr. Ronen Nazarian accepts plans from 10 insurance carriers

Dr. Nazarian is in network with 10 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

Plan types Dr. Nazarian accepts, by number of carriers

  1. Medicare9
  2. HMO6
  3. PPO6
  4. POS3
  5. EPO2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Ronen Nazarian'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)Doctors and Clinicians Utilization Data (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. Ronen Nazarian

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. Ronen Nazarian's NPI number?

Dr. Ronen Nazarian's NPI number is 1194967141. It was assigned on April 6, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Ronen Nazarian?

Dr. Ronen Nazarian is an otolaryngologist in Beverly Hills, California. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).

Where does Dr. Ronen Nazarian practice?

Dr. Nazarian practices at 414 N Camden Dr, Beverly Hills, CA 90210. Dr. Nazarian's primary practice is Camden Surgery Center in Beverly Hills, California. Dmand AI also links Dr. Nazarian to 2 group practices and clinics, 2 medical groups and 1 ambulatory surgery center.

What is Dr. Ronen Nazarian's office phone number?

The practice phone on file for Dr. Nazarian is (310) 859-3991.

What is Dr. Ronen Nazarian's medical license number?

Dr. Nazarian holds California license A137944, one of the licenses on file in 2 states.

Which states has Dr. Ronen Nazarian been licensed in?

Dmand AI has state licenses on file for Dr. Nazarian in California (2015 to 2026) and Florida (2014 to 2016).

Which hospitals is Dr. Ronen Nazarian affiliated with?

Dr. Nazarian is affiliated with Cedars-Sinai Medical Center.

What medical group is Dr. Ronen Nazarian part of?

Dr. Nazarian is linked to Center for Advanced Ear Surgery. Dmand AI links Dr. Nazarian to 2 more medical groups.

Does Dr. Ronen Nazarian accept Medicare?

Yes. CMS data shows Dr. Nazarian billed Medicare for 2,244 services in 2024, and Dr. Nazarian accepts Medicare assignment.

Does Dr. Ronen Nazarian offer telehealth?

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

Show 11 more questionsShow fewer questions

What is Dr. Ronen Nazarian's MIPS score?

Dr. Nazarian's MIPS final score for performance year 2024 is 75 out of 100, reported individually.

How many Medicare patients does Dr. Ronen Nazarian see?

CMS counts 678 Medicare patients who saw Dr. Nazarian in 2024, with an average age of 76.

Is Dr. Ronen Nazarian board certified?

Yes. Dr. Nazarian is board certified in otolaryngology by the American Board of Otolaryngology - Head and Neck Surgery.

What services does Dr. Ronen Nazarian bill to Medicare?

In 2024, Dr. Nazarian's most billed Medicare services were office visit, established patient (99214), surgery: ear (69210) and office visit, new patient (99204).

Where did Dr. Ronen Nazarian go to medical school?

Dr. Nazarian graduated from Keck School of Medicine of USC in 2009.

What drugs does Dr. Ronen Nazarian prescribe most?

In 2024 Medicare Part D data, Dr. Nazarian's most prescribed drugs by claims were Fluticasone Propionate, Ciprofloxacin-Dexamethasone and Ipratropium Bromide.

Has Dr. Ronen Nazarian received payments from drug or device companies?

CMS Open Payments shows $2,859 in general payments to Dr. Nazarian from 27 companies from 2016 to 2025. The largest total came from Cochlear Ltd.

How long has Dr. Ronen Nazarian been practicing?

Dr. Nazarian graduated from medical school in 2009, 17 years ago.

Does Dr. Ronen Nazarian do research?

Dmand AI links 11 publications to Dr. Nazarian, published from 2005 to 2021.

Who does Dr. Ronen Nazarian publish with?

Dr. Nazarian's most frequent co-authors are Adrien A. Eshraghi, MD (5 shared papers), Fred F. Telischi, MD (2 shared papers) and Donald T. Weed, MD (2 shared papers).

What insurance does Dr. Ronen Nazarian accept?

Dr. Nazarian is in network with 10 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

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