Dr. Ara Thomassian, MD
- Medicare services, 2024
- 5,651
- Medicare patients, 2024
- 331
- Part D claims, 2024
- 7,820
- MIPS score, 2024
- 89
- Hospital affiliations
- 1
- Practice address
- 12660 Riverside Drive, Suite 300, Studio City, CA 91607
- Practice phone
- Call (818) 623-5310
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Starpoint Surgery Center, Studio City
Surgery Center - Medicare-Certified · Studio City, California
Find Dr. Thomassian's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Ara Thomassian is an internist in Valley Village, California
Dr. Thomassian practices at Starpoint Surgery Center, Studio City in Studio City, California.
Dr. Thomassian's NPI, 1609118777, was assigned on March 26, 2013. Dr. Thomassian graduated from Meharry Medical College School of Medicine in 2013. Dr. Thomassian holds California license A132991.
- NPI
- 1609118777NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8224321674
- NPI enumeration date
- March 26, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (818) 623-5310
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ara Thomassian practices at Starpoint Surgery Center, Studio City in Studio City, California
Dr. Thomassian's primary practice is Starpoint Surgery Center, Studio City, at 12660 Riverside Drive, Suite 300, Studio City, CA 91607. The practice phone is (818) 623-5310.
- Starpoint Surgery Center, Studio City12660 Riverside Drive, Suite 300, Studio City, CA 91607Phone(818) 623-5310
Source: Dmand AI Affiliation Data
Dr. Ara Thomassian is affiliated with 5 sites of care and 2 medical groups
Dr. Thomassian's primary practice is Starpoint Surgery Center, Studio City in Studio City, California. Dr. Thomassian is also affiliated with Cedars-Sinai Medical Center. The medical group on file is Cedars-Sinai Medical Group. Dmand AI also links Dr. Thomassian to 2 more group practices and clinics, 1 home health agency and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Ara Thomassian's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Thomassian practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Starpoint Surgery Center, Studio City | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ara Thomassian is one of 16,751 internists in California
Internal medicine is Dr. Thomassian's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Thomassian is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acid reflux, acute kidney failure, acute sinusitis, acute skin infection, alzheimer's disease, aneurysm, anxiety and aortic atherosclerois among the conditions Dr. Thomassian treats.
Internists near Dr. Thomassian
Counts of internists 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. Ara Thomassian billed Medicare for 5,651 services in 2024
CMS data shows 5,651 Medicare services from Dr. Thomassian across 29 procedure codes in 2024, for 331 Medicare patients. Medicare paid $153,232 for them. Every service was in an office.
Dr. Thomassian's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 3,8312024: 3,27714%
- Office and hospital visits
- 2023: 8802024: 8454%
- Other services
- 2023: 3712024: 71192%
- Surgery
- 2023: 7112024: 6568%
- Tests and treatments
- 2023: 2092024: 16222%
Dr. Thomassian compared with the California median for internists, 2024
- Dr. Thomassian
- California median
- Medicare services
- 5,651vs 36115.7 times
- Medicare patients
- 331vs 1512.2 times
- Part D claims
- 7,097vs 42116.9 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Thomassian'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ara Thomassian treated 331 Medicare patients in 2024, average age 74
CMS counts 331 Medicare patients who saw Dr. Thomassian in 2024. The largest group is 65 to 74, with 171 patients. 75% of them have high cholesterol, and 67% have high blood pressure. 24% are also on Medicaid. Their average risk score is 1.14, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Thomassian's median patient age at 54, with 50% women.
Dr. Thomassian's Medicare patients by age, 2024
Dr. Thomassian's Medicare patients by sex, 2024
- Women17854%
- Men15346%
Chronic conditions among Dr. Thomassian's Medicare patients, 2024
- High cholesterol75%
- High blood pressure67%
- Arthritis51%
- Mood disorders36%
- Depression34%
- Anxiety32%
- Chronic kidney disease32%
- Ischemic heart disease31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Thomassian's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women50%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ara Thomassian wrote 7,820 Medicare Part D claims in 2024
In 2024, Dr. Thomassian wrote 7,820 Medicare Part D claims for 439 patients. 84% of them were for generic drugs. CMS names the drug for 7,097 of them, across 123 drugs with 11 or more claims each, at $826,402 in total drug cost. In 2023, CMS named 6,567 claims across 112 drugs.
Dr. Thomassian's Part D claims by kind of drug, 2024
- Generic6,567 claims84%
- Brand-name1,165 claims15%
- Other88 claims1%
Dr. Thomassian'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. Thomassian's Part D claims, 2024
- Opioids1%78 of 7,820 claims
- Antibiotics2%129 of 7,820 claims
- Antipsychotics, patients 65 and over1%40 of 7,820 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: 6,5672024: 7,0978%
Drugs named by CMS: 123 in 2024, 112 in 2023.
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. Ara Thomassian scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Thomassian for performance year 2024, reported as part of a group. Dr. Thomassian accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Thomassian as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Thomassian's MIPS scores, performance year 2024
- 89of 100Final score
- 84.8of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 73of 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. Ara Thomassian received $4,663 in industry payments from 2016 to 2025
CMS Open Payments shows 228 general payments to Dr. Thomassian from 42 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Amgen Inc. paid the most, $1,649.
General payments to Dr. Thomassian by program year, 2016 to 2025
General payments to Dr. Thomassian by kind, 2016 to 2025
- Food and beverage$4,61799%
- Education$461%
Companies that paid Dr. Thomassian the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ara Thomassian has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Thomassian, most recently Alpha Omega Alpha in 2012.
Awards and honors for Dr. Thomassian
- 2012
- Alpha Omega Alpha
- Gold Humanism Society
Source: Dmand AI Professional Profile Data
Dr. Ara Thomassian graduated from Meharry Medical College School of Medicine
Dr. Thomassian graduated from Meharry Medical College School of Medicine in 2013. Dr. Thomassian is a member of AOA, ACP and AMA.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Ara Thomassian accepts plans from 13 insurance carriers
Dr. Thomassian is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +5 more carriersWith a free account
Plan types Dr. Thomassian accepts, by number of carriers
- PPO9
- Medicare8
- HMO6
- EPO4
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Ara Thomassian's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Ara Thomassian
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. Ara Thomassian's NPI number?
Dr. Ara Thomassian's NPI number is 1609118777. It was assigned on March 26, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Ara Thomassian?
Dr. Ara Thomassian is an internist in Valley Village, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Ara Thomassian practice?
Dr. Thomassian practices at 12660 Riverside Drive, Suite 300, Studio City, CA 91607. Dr. Thomassian's primary practice is Starpoint Surgery Center, Studio City in Studio City, California. Dmand AI also links Dr. Thomassian to 2 group practices and clinics, 1 home health agency and 1 medical group.
What is Dr. Ara Thomassian's office phone number?
The practice phone on file for Dr. Thomassian is (818) 623-5310.
What is Dr. Ara Thomassian's medical license number?
Dr. Thomassian holds California license A132991.
Which hospitals is Dr. Ara Thomassian affiliated with?
Dr. Thomassian is affiliated with Cedars-Sinai Medical Center.
What medical group is Dr. Ara Thomassian part of?
Dr. Thomassian is linked to Cedars-Sinai Medical Group. Dmand AI links Dr. Thomassian to 1 more medical group.
Does Dr. Ara Thomassian accept Medicare?
Yes. CMS data shows Dr. Thomassian billed Medicare for 5,651 services in 2024, and Dr. Thomassian accepts Medicare assignment.
Does Dr. Ara Thomassian offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Thomassian as offering telehealth services.
What is Dr. Ara Thomassian's MIPS score?
Dr. Thomassian's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Ara Thomassian see?
CMS counts 331 Medicare patients who saw Dr. Thomassian in 2024, with an average age of 74.
What services does Dr. Ara Thomassian bill to Medicare?
In 2024, Dr. Thomassian's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and lab and pathology test (80053).
Where did Dr. Ara Thomassian go to medical school?
Dr. Thomassian graduated from Meharry Medical College School of Medicine in 2013.
What drugs does Dr. Ara Thomassian prescribe most?
In 2024 Medicare Part D data, Dr. Thomassian's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Levothyroxine Sodium.
Has Dr. Ara Thomassian received payments from drug or device companies?
CMS Open Payments shows $4,663 in general payments to Dr. Thomassian from 42 companies from 2016 to 2025. The largest total came from Amgen Inc.
How long has Dr. Ara Thomassian been practicing?
Dr. Thomassian graduated from medical school in 2013, 13 years ago.
What insurance does Dr. Ara Thomassian accept?
Dr. Thomassian is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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