Dr. Ari R. Youderian, MD

  • Laguna Woods, CA
  • Orthopedic surgeon
NPI1083818173PAC ID9537330527
Medicare services, 2024
5,769
Medicare patients, 2024
551
Part D claims, 2024
62
Publications
16
MIPS score, 2024
75
Practice address
24331 El Toro Rd Ste 150, Laguna Woods, CA 92637
Practice phone
Call (949) 573-3828
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

MemorialCare Surgical Center Laguna Woods

Surgery Center - Not Medicare-Certified · Laguna Woods, California

See all 9 affiliations

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Dr. Ari R. Youderian is an orthopedic surgeon in Laguna Woods, California

Dr. Youderian practices at MemorialCare Surgical Center Laguna Woods in Laguna Woods, California.

Dr. Youderian's NPI, 1083818173, was assigned on June 12, 2007. Dr. Youderian graduated from University of Illinois College of Medicine - Chicago in 2006. Dr. Youderian holds California license A132353.

NPI and contact details
Medicare PAC ID
9537330527
NPI enumeration date
June 12, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(949) 573-3828
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
46
Medical school graduation
2006

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

Dr. Ari R. Youderian practices at MemorialCare Surgical Center Laguna Woods in Laguna Woods, California

Dr. Youderian's primary practice is MemorialCare Surgical Center Laguna Woods, at 24331 El Toro Rd Ste 150, Laguna Woods, CA 92637. The practice phone is (949) 573-3828.

  • MemorialCare Surgical Center Laguna Woods
    24331 El Toro Rd Ste 150, Laguna Woods, CA 92637Phone(949) 573-3828

Source: Dmand AI Affiliation Data

Dr. Ari R. Youderian is affiliated with 6 sites of care and 3 medical groups

Dr. Youderian's primary practice is MemorialCare Surgical Center Laguna Woods in Laguna Woods, California. Dr. Youderian is also affiliated with Providence Mission Hospital. The medical group on file is OrthoWest. Dmand AI also links Dr. Youderian to 1 more hospital, 3 group practices and clinics and 2 medical groups, each named with a free account.

See all 9 affiliations for Dr. Youderian

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

Dmand AI tracks the EHR system at Dr. Ari R. Youderian's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Youderian practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
MemorialCare Surgical Center Laguna WoodsAvailable with a free account
+5 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Ari R. Youderian is one of 2,056 orthopedic surgeons in California

Orthopaedic surgery is Dr. Youderian's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Youderian is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dmand AI has Dr. Youderian's licenses on file in 7 states: California, Texas, Kentucky, Kansas, New Jersey, Illinois and Ohio.

Specialties and state licenses

  • Orthopaedic surgery, CaliforniaPrimaryLicense A132353 · 2014 to 2026 · taxonomy 207X00000X
  • Texas license2024 to 2027
  • Kentucky license2023 to 2026
  • Kansas license2024 to 2025
  • New Jersey license2023 to 2025
  • Illinois licenseLicense 036-124845 · 2009 to 2017
  • Ohio license2011 to 2013

Clinical focus

Dmand AI lists arm, wrist, hand fracture and dislocation, arthritis, bursitis, enthesopathy in arms, hip replacement, joint arthropathy, minor injury to a limb and neck pain and spine problems among the conditions Dr. Youderian treats.

Orthopedic surgeons near Dr. Youderian

Counts of orthopedic surgeons 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. Ari R. Youderian billed Medicare for 5,769 services in 2024

CMS data shows 5,769 Medicare services from Dr. Youderian across 19 procedure codes in 2024, for 551 Medicare patients. Medicare paid $240,554 for them.

Medicare services, 20245,769
Medicare patients551
Paid by Medicare$240,554
Procedure codes19

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

  • 2023
  • 2024
Tests and treatments
2023: 1,0402024: 2,570147%
Drugs given in the office
2023: 9762024: 1,24628%
Imaging
2023: 6132024: 78929%
Office and hospital visits
2023: 6912024: 78914%
Surgery
2023: 3182024: 37518%

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

  • In an office5,66598%
  • In a facility1042%

Dr. Youderian compared with the California median for orthopedic surgeons, 2024

  • Dr. Youderian
  • California median
Medicare services
5,769vs 6838.4 times
Medicare patients
551vs 2152.6 times
Part D claims
29vs 7059% below

Medians across 1,844 orthopedic surgeons in California with Dmand AI profiles that report each measure.

Dr. Youderian'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. Youderian

Need commercial claims for Dr. Youderian?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Youderian and other orthopedic surgeons in California.

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

Dr. Ari R. Youderian treated 551 Medicare patients in 2024, average age 76

CMS counts 551 Medicare patients who saw Dr. Youderian in 2024. The largest group is 65 to 74, with 235 patients. 75% of them have high cholesterol, and 74% have high blood pressure. 18% are also on Medicaid. Their average risk score is 1.24, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Youderian's median patient age at 68, with 51% women.

Medicare patients, 2024551
Average age76
Average risk score1.24
Also on Medicaid18%

Dr. Youderian's Medicare patients by age, 2024

Dr. Youderian's Medicare patients by sex, 2024

  • Women32258%
  • Men22942%

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

  1. High cholesterol75%
  2. High blood pressure74%
  3. Arthritis70%
  4. Mood disorders28%
  5. Diabetes26%
  6. Ischemic heart disease26%
  7. Chronic kidney disease25%
  8. Depression25%

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

Dr. Youderian'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

  • Women51%
  • Men47%

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

Dr. Ari R. Youderian wrote 62 Medicare Part D claims in 2024

In 2024, Dr. Youderian wrote 62 Medicare Part D claims for 37 patients. 100% of them were for generic drugs. CMS names the drug for 29 of them, across 1 drug with 11 or more claims each, at $113 in total drug cost. In 2022, CMS named 14 claims across 1 drug.

Part D claims, 202462
Drugs named by CMS1
Total drug cost$113
Part D patients37

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

  • Opioids21%13 of 62 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, 2022 to 2024

  • 2022
  • 2024
Claims for drugs CMS names
2022: 142024: 29107%

Drugs named by CMS: 1 in 2024, 1 in 2022.

See all prescribing by Dr. Youderian

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. Ari R. Youderian 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. Youderian for performance year 2024, reported as part of a group. Dr. Youderian accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 42 procedures of upper limb (arm) arthroscopy (minimally invasive joint repair) by Dr. Youderian, more than 82% of the clinicians it reports for that procedure.

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

Where Dr. Youderian ranks in Medicare procedure volume

Upper limb (arm) arthroscopy (minimally invasive joint repair)
82nd percentile42 procedures

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

Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)

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. Ari R. Youderian has 16 publications on record

Dmand AI links 16 papers to Dr. Youderian, published from 2011 to 2023. 2014 was the busiest year, with 4. The most frequent topics are Arthroplasty, Replacement, Shoulder, Shoulder Joint and Tomography, X-Ray Computed. Dr. Youderian has published most often in J Shoulder Elbow Surg. Dr. Youderian's most frequent co-authors are Joseph P. Iannotti, MD, Benjamin Goldberg, MD and David Daniel Savin, MD.

Papers16
Years published2011 to 2023

Dr. Youderian's papers by year, 2011 to 2023

Topics Dr. Youderian writes about most

  • Arthroplasty, Replacement, Shoulder
  • Shoulder Joint
  • Tomography, X-Ray Computed
  • Imaging, Three-Dimensional
  • Shoulder Prosthesis
  • Cadaver
  • Glenoid Cavity
  • Humeral Head

Dr. Youderian's most frequent co-authors

Recent publications by Dr. Youderian

See all 16 publications and co-authors

See who Dr. Youderian researches with

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

How network discovery works

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

Dr. Ari R. Youderian received $247,613 in industry payments from 2016 to 2025

CMS Open Payments shows 232 general payments to Dr. Youderian from 15 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 75% of the total. Exactech, Inc. paid the most, $232,539. It also lists 15 research payments totaling $175,115 from 2020 to 2025.

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

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

$247.6Kin total
  • Consulting fees$185,13875%
  • Travel and lodging$47,46419%
  • Food and beverage$11,7735%
  • Education$2,4001%
  • Royalties and licenses$8390%

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

Share is of all general payments to this clinician.

See all payments to Dr. Youderian

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

Dr. Ari R. Youderian graduated from University of Illinois College of Medicine - Chicago

Dr. Youderian graduated from University of Illinois College of Medicine - Chicago in 2006.

  1. Medical schoolUniversity of Illinois College of Medicine - Chicago
  2. Board certified in orthopaedic surgeryAmerican Board of Orthopaedic Surgery

Source: Dmand AI Professional Profile Data

Dr. Ari R. Youderian accepts plans from 17 insurance carriers

Dr. Youderian is in network with 17 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. Medicare plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Humana
  • Blue Cross Blue Shield of Massachusetts
  • +9 more carriersWith a free account

Plan types Dr. Youderian accepts, by number of carriers

  1. Medicare11
  2. PPO11
  3. HMO9
  4. POS6
  5. EPO5

Source: Dmand AI Insurance Network Data

Sources for Dr. Ari R. Youderian'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)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. Ari R. Youderian

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. Ari R. Youderian's NPI number?

Dr. Ari R. Youderian's NPI number is 1083818173. It was assigned on June 12, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Ari R. Youderian?

Dr. Ari R. Youderian is an orthopedic surgeon in Laguna Woods, California. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).

Where does Dr. Ari R. Youderian practice?

Dr. Youderian practices at 24331 El Toro Rd Ste 150, Laguna Woods, CA 92637. Dr. Youderian's primary practice is MemorialCare Surgical Center Laguna Woods in Laguna Woods, California. Dmand AI also links Dr. Youderian to 1 hospital, 3 group practices and clinics and 2 medical groups.

What is Dr. Ari R. Youderian's office phone number?

The practice phone on file for Dr. Youderian is (949) 573-3828.

What is Dr. Ari R. Youderian's medical license number?

Dr. Youderian holds California license A132353, one of the licenses on file in 7 states.

Which states has Dr. Ari R. Youderian been licensed in?

Dmand AI has state licenses on file for Dr. Youderian in California (2014 to 2026), Texas (2024 to 2027), Kentucky (2023 to 2026), Kansas (2024 to 2025), New Jersey (2023 to 2025), Illinois (2009 to 2017) and Ohio (2011 to 2013).

Which hospitals is Dr. Ari R. Youderian affiliated with?

Dr. Youderian is affiliated with Providence Mission Hospital. Dmand AI links Dr. Youderian to 1 more hospital.

What medical group is Dr. Ari R. Youderian part of?

Dr. Youderian is linked to OrthoWest. Dmand AI links Dr. Youderian to 2 more medical groups.

Does Dr. Ari R. Youderian accept Medicare?

Yes. CMS data shows Dr. Youderian billed Medicare for 5,769 services in 2024, and Dr. Youderian accepts Medicare assignment.

What is Dr. Ari R. Youderian's MIPS score?

Dr. Youderian's MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Ari R. Youderian see?

CMS counts 551 Medicare patients who saw Dr. Youderian in 2024, with an average age of 76.

Is Dr. Ari R. Youderian board certified?

Yes. Dr. Youderian is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.

What services does Dr. Ari R. Youderian bill to Medicare?

In 2024, Dr. Youderian's most billed Medicare services were physical therapy and rehabilitation (97530), injected or infused drug (J3301) and physical therapy and rehabilitation (97140).

Where did Dr. Ari R. Youderian go to medical school?

Dr. Youderian graduated from University of Illinois College of Medicine - Chicago in 2006.

What drugs does Dr. Ari R. Youderian prescribe most?

In 2024 Medicare Part D data, Dr. Youderian's most prescribed drugs by claims were Meloxicam.

Has Dr. Ari R. Youderian received payments from drug or device companies?

CMS Open Payments shows $247,613 in general payments to Dr. Youderian from 15 companies from 2016 to 2025. The largest total came from Exactech, Inc.

How long has Dr. Ari R. Youderian been practicing?

Dr. Youderian graduated from medical school in 2006, 20 years ago.

Does Dr. Ari R. Youderian do research?

Dmand AI links 16 publications to Dr. Youderian, published from 2011 to 2023.

Who does Dr. Ari R. Youderian publish with?

Dr. Youderian's most frequent co-authors are Joseph P. Iannotti, MD (6 shared papers), Benjamin Goldberg, MD (5 shared papers) and David Daniel Savin, MD (5 shared papers).

What insurance does Dr. Ari R. Youderian accept?

Dr. Youderian is in network with 17 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. Medicare plans come from the most carriers, 11. Check the plan with the practice before a visit.

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