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Dr. Vartan Daniel Papazian, DO
NPI1093126088PAC ID7911224019
- Medicare services, 2024
- 3,242
- Medicare patients, 2024
- 551
- Part D claims, 2024
- 920
- Publications
- 1
- MIPS score, 2024
- 75
- Practice address
- 18250 W Roscoe Blvd, Northridge, CA 91325
- Practice phone
- Call (818) 886-3771
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
U.S. Renal Care Northridge Dialysis
Northridge, California
Find Dr. Papazian'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. Vartan Daniel Papazian is a nephrologist in Northridge, California
Dr. Papazian practices at U.S. Renal Care Northridge Dialysis in Northridge, California.
Dr. Papazian's NPI, 1093126088, was assigned on May 13, 2014. Dr. Papazian graduated from Touro University Nevada in 2014. Dr. Papazian's California license number on file is 20A15454.
NPI and contact details
- NPI
- 1093126088NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7911224019
- NPI enumeration date
- May 13, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (818) 886-3771
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Vartan Daniel Papazian practices at U.S. Renal Care Northridge Dialysis in Northridge, California
Dr. Papazian's primary practice is U.S. Renal Care Northridge Dialysis, at 18250 W Roscoe Blvd, Northridge, CA 91325 in Los Angeles County. The practice phone is (818) 886-3771.
- U.S. Renal Care Northridge Dialysis18250 W Roscoe Blvd, Northridge, CA 91325 · Los Angeles CountyPhone(818) 886-3771
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Vartan Daniel Papazian is affiliated with 14 sites of care and 4 medical groups
Dr. Papazian's primary practice is U.S. Renal Care Northridge Dialysis in Northridge, California. Dr. Papazian is also affiliated with Dignity Health - Northridge Hospital Medical Center. The medical group on file is Modern Nephrology. Dmand AI also links Dr. Papazian to 4 more hospitals, 5 dialysis centers, 3 group practices and clinics and 3 medical groups, each named with a free account.
U.S. Renal Care Northridge DialysisPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Vartan Daniel Papazian's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Papazian practices, 13 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| U.S. Renal Care Northridge Dialysis | Available with a free account |
| +13 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Vartan Daniel Papazian is one of 1,401 nephrologists in California
Nephrology is Dr. Papazian's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Papazian is board certified in internal medicine by the AOA Board of Internal Medicine. Dmand AI has Dr. Papazian's licenses on file in 2 states: California and Nevada.
Specialties and state licenses
- Nephrology, CaliforniaPrimary
- Internal medicine, Nevada
Clinical focus
Dmand AI lists acute kidney failure, chronic anemia, chronic kidney disease and fluid and electrolyte imbalances among the conditions Dr. Papazian treats.
Nephrologists near Dr. Papazian
Counts of nephrologists with a Dmand AI profile, by place and practice. Each opens the list.
1,401nephrologists in California
6nephrologists in Northridge
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Vartan Daniel Papazian billed Medicare for 3,242 services in 2024
CMS data shows 3,242 Medicare services from Dr. Papazian across 15 procedure codes in 2024, for 551 Medicare patients. Medicare paid $302,287 for them.
Medicare services, 20243,242
Medicare patients551
Paid by Medicare$302,287
Procedure codes15
Dr. Papazian's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3,4972024: 3,04413%
- Other services
- 2023: 02024: 112
- Tests and treatments
- 2023: 1382024: 8638%
Where Dr. Papazian's Medicare services took place, 2024
- In an office53517%
- In a facility2,70783%
Dr. Papazian compared with the California median for nephrologists, 2024
- Dr. Papazian
- California median
- Medicare services
- 3,242vs 1,0843.0 times
- Medicare patients
- 551vs 30779% above
- Part D claims
- 644vs 95533% below
Medians across 1,355 nephrologists in California with Dmand AI profiles that report each measure.
Dr. Papazian'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Papazian and other nephrologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Vartan Daniel Papazian treated 551 Medicare patients in 2024, average age 76
CMS counts 551 Medicare patients who saw Dr. Papazian in 2024. The largest group is 75 to 84, with 163 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 82% are also on Medicaid. Their average risk score is 4.27, 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. Papazian's median patient age at 66, with 42% women.
Medicare patients, 2024551
Average age76
Average risk score4.27
Also on Medicaid82%
Dr. Papazian's Medicare patients by age, 2024
Dr. Papazian's Medicare patients by sex, 2024
- Women26949%
- Men28251%
Chronic conditions among Dr. Papazian's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Arthritis74%
- Ischemic heart disease73%
- Diabetes71%
- Heart failure71%
- Mood disorders54%
Share of Medicare patients with each condition. A patient can have several.
Dr. Papazian's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women42%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Vartan Daniel Papazian wrote 920 Medicare Part D claims in 2024
In 2024, Dr. Papazian wrote 920 Medicare Part D claims for 89 patients. 77% of them were for generic drugs. CMS names the drug for 644 of them, across 27 drugs with 11 or more claims each, at $73,122 in total drug cost. In 2023, CMS named 365 claims across 18 drugs.
Part D claims, 2024920
Drugs named by CMS27
Total drug cost$73,122
Part D patients89
Dr. Papazian's Part D claims by kind of drug, 2024
- Generic705 claims77%
- Brand-name and other215 claims23%
Dr. Papazian'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. Papazian's Part D claims, 2024
- Opioids2%19 of 920 claims
- Antibiotics2%18 of 920 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: 3652024: 64476%
Drugs named by CMS: 27 in 2024, 18 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. Vartan Daniel Papazian 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. Papazian for performance year 2024, reported individually. Dr. Papazian accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Papazian as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- MIPS final score, 2024
- 75 of 100
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. Vartan Daniel Papazian has 1 publication on record
Dmand AI links 1 paper to Dr. Papazian in 2010. Dr. Papazian's most frequent co-author is John P P. Fruehauf, MD.
Papers1
Dr. Papazian's most frequent co-authors
Recent publications by Dr. Papazian
See who Dr. Papazian researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Papazian works with, so you can find a warm path to the right nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Vartan Daniel Papazian received $1,344 in industry payments from 2016 to 2024
CMS Open Payments shows 17 general payments to Dr. Papazian from 15 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Relypsa, Inc. paid the most, $226.
General payments to Dr. Papazian by program year, 2016 to 2024
Companies that paid Dr. Papazian the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Vartan Daniel Papazian graduated from Touro University Nevada
Dr. Papazian graduated from Touro University Nevada in 2014. Dr. Papazian is a member of AOA.
- Medical school
- Board certified in internal medicine
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Dr. Vartan Daniel Papazian accepts plans from 10 insurance carriers
Dr. Papazian is in network with 10 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Elevance
- Aetna
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Molina
- Regence Health Plans
- CMS Medicare
- +2 more carriersWith a free account
Plan types Dr. Papazian accepts, by number of carriers
- Medicare8
- PPO6
- HMO5
- POS3
- EPO2
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Vartan Daniel Papazian'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Vartan Daniel Papazian
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. Vartan Daniel Papazian's NPI number?
Dr. Vartan Daniel Papazian's NPI number is 1093126088. It was assigned on May 13, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Vartan Daniel Papazian?
Dr. Vartan Daniel Papazian is a nephrologist in Northridge, California. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Vartan Daniel Papazian practice?
Dr. Papazian practices at 18250 W Roscoe Blvd, Northridge, CA 91325. Dr. Papazian's primary practice is U.S. Renal Care Northridge Dialysis in Northridge, California. Dmand AI also links Dr. Papazian to 4 hospitals, 5 dialysis centers, 3 group practices and clinics and 3 medical groups.
What is Dr. Vartan Daniel Papazian's office phone number?
The practice phone on file for Dr. Papazian is (818) 886-3771.
What is Dr. Vartan Daniel Papazian's medical license number?
Dr. Papazian's California license number on file is 20A15454, one of the licenses on file in 2 states.
Which states has Dr. Vartan Daniel Papazian been licensed in?
Dmand AI has state licenses on file for Dr. Papazian in California (2017 to 2025) and Nevada (2014 to 2017).
Which hospitals is Dr. Vartan Daniel Papazian affiliated with?
Dr. Papazian is affiliated with Dignity Health - Northridge Hospital Medical Center. Dmand AI links Dr. Papazian to 4 more hospitals.
What medical group is Dr. Vartan Daniel Papazian part of?
Dr. Papazian is linked to Modern Nephrology. Dmand AI links Dr. Papazian to 3 more medical groups.
Does Dr. Vartan Daniel Papazian accept Medicare?
Yes. CMS data shows Dr. Papazian billed Medicare for 3,242 services in 2024, and Dr. Papazian accepts Medicare assignment.
Does Dr. Vartan Daniel Papazian offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Papazian as offering telehealth services.
Show 11 more questionsShow fewer questions
What is Dr. Vartan Daniel Papazian's MIPS score?
Dr. Papazian's MIPS final score for performance year 2024 is 75 out of 100, reported individually.
How many Medicare patients does Dr. Vartan Daniel Papazian see?
CMS counts 551 Medicare patients who saw Dr. Papazian in 2024, with an average age of 76.
Is Dr. Vartan Daniel Papazian board certified?
Yes. Dr. Papazian is board certified in internal medicine by the AOA Board of Internal Medicine.
What services does Dr. Vartan Daniel Papazian bill to Medicare?
In 2024, Dr. Papazian's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and critical care (99291).
Where did Dr. Vartan Daniel Papazian go to medical school?
Dr. Papazian graduated from Touro University Nevada in 2014.
What drugs does Dr. Vartan Daniel Papazian prescribe most?
In 2024 Medicare Part D data, Dr. Papazian's most prescribed drugs by claims were Sevelamer Carbonate, Furosemide and Tradjenta.
Has Dr. Vartan Daniel Papazian received payments from drug or device companies?
CMS Open Payments shows $1,344 in general payments to Dr. Papazian from 15 companies from 2016 to 2024. The largest total came from Relypsa, Inc.
How long has Dr. Vartan Daniel Papazian been practicing?
Dr. Papazian graduated from medical school in 2014, 12 years ago.
Does Dr. Vartan Daniel Papazian do research?
Dmand AI links 1 publication to Dr. Papazian.
Who does Dr. Vartan Daniel Papazian publish with?
Dr. Papazian's most frequent co-authors are John P P. Fruehauf, MD (1 shared paper).
What insurance does Dr. Vartan Daniel Papazian accept?
Dr. Papazian is in network with 10 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
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