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Dr. Vahagn A. Zakaryan, MD
NPI1245597038PAC ID4284886185
- Medicare services, 2024
- 1,158
- Medicare patients, 2024
- 351
- Part D claims, 2024
- 2,120
- Publications
- 1
- Hospital affiliations
- 3
- Practice address
- 5825 Westbourne Ave, Columbus, OH 43213
- Practice phone
- Call (614) 224-4200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Columbus Nephrology, Inc.
Columbus, Ohio
Find Dr. Zakaryan'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. Vahagn A. Zakaryan is a nephrologist in Columbus, Ohio
Dr. Zakaryan practices at Columbus Nephrology, Inc. in Columbus, Ohio.
Dr. Zakaryan's NPI, 1245597038, was assigned on April 18, 2012. Dr. Zakaryan holds Ohio license 35.125699.
NPI and contact details
- NPI
- 1245597038NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284886185
- NPI enumeration date
- April 18, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (614) 224-4200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Vahagn A. Zakaryan practices at Columbus Nephrology, Inc. in Columbus, Ohio
Dr. Zakaryan's primary practice is Columbus Nephrology, Inc., at 5825 Westbourne Ave, Columbus, OH 43213 in Franklin County. The practice phone is (614) 224-4200.
- Columbus Nephrology, Inc.5825 Westbourne Ave, Columbus, OH 43213 · Franklin CountyPhone(614) 224-4200
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Vahagn A. Zakaryan is affiliated with 8 sites of care and 1 medical group
Dr. Zakaryan's primary practice is Columbus Nephrology, Inc. in Columbus, Ohio. Dr. Zakaryan is also affiliated with OhioHealth Grant Medical Center. The medical group on file is Columbus Nephrology. Dmand AI also links Dr. Zakaryan to 2 more hospitals, 3 dialysis centers and 1 group practice or clinic, each named with a free account.
Columbus Nephrology, Inc.Primary
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. Vahagn A. Zakaryan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zakaryan practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Columbus Nephrology, Inc. | Available with a free account |
| +7 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Vahagn A. Zakaryan is one of 407 nephrologists in Ohio
Nephrology is Dr. Zakaryan's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Zakaryan is licensed in Ohio.
Specialties and state licenses
- Nephrology, OhioPrimary
Nephrologists near Dr. Zakaryan
Counts of nephrologists 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. Vahagn A. Zakaryan billed Medicare for 1,158 services in 2024
CMS data shows 1,158 Medicare services from Dr. Zakaryan across 13 procedure codes in 2024, for 351 Medicare patients. Medicare paid $95,596 for them.
Medicare services, 20241,158
Medicare patients351
Paid by Medicare$95,596
Procedure codes13
Dr. Zakaryan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5832024: 67516%
- Other services
- 2023: 02024: 246
- Tests and treatments
- 2023: 1132024: 237110%
Where Dr. Zakaryan's Medicare services took place, 2024
- In an office71562%
- In a facility44338%
Dr. Zakaryan compared with the Ohio median for nephrologists, 2024
- Dr. Zakaryan
- Ohio median
- Medicare services
- 1,158vs 79047% above
- Medicare patients
- 351vs 30714% above
- Part D claims
- 1,861vs 7672.4 times
Medians across 400 nephrologists in Ohio with Dmand AI profiles that report each measure.
Dr. Zakaryan'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.
Need commercial claims for Dr. Zakaryan?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zakaryan and other nephrologists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Vahagn A. Zakaryan treated 351 Medicare patients in 2024, average age 73
CMS counts 351 Medicare patients who saw Dr. Zakaryan in 2024. The largest group is 65 to 74, with 136 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 20% are also on Medicaid. Their average risk score is 3.62, 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. Zakaryan's median patient age at 72, with 50% women.
Medicare patients, 2024351
Average age73
Average risk score3.62
Also on Medicaid20%
Dr. Zakaryan's Medicare patients by age, 2024
Dr. Zakaryan's Medicare patients by sex, 2024
- Women17149%
- Men18051%
Chronic conditions among Dr. Zakaryan's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes63%
- Arthritis55%
- Ischemic heart disease51%
- Heart failure45%
- Mood disorders42%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zakaryan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
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. Vahagn A. Zakaryan wrote 2,120 Medicare Part D claims in 2024
In 2024, Dr. Zakaryan wrote 2,120 Medicare Part D claims for 337 patients. 82% of them were for generic drugs. CMS names the drug for 1,861 of them, across 38 drugs with 11 or more claims each, at $451,939 in total drug cost. In 2023, CMS named 1,598 claims across 37 drugs.
Part D claims, 20242,120
Drugs named by CMS38
Total drug cost$451,939
Part D patients337
Dr. Zakaryan's Part D claims by kind of drug, 2024
- Generic1,730 claims82%
- Brand-name and other390 claims18%
Dr. Zakaryan'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. Zakaryan's Part D claims, 2024
- Antibiotics2%50 of 2,120 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: 1,5982024: 1,86116%
Drugs named by CMS: 38 in 2024, 37 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. Vahagn A. Zakaryan offers telehealth to Medicare patients
Dr. Zakaryan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Zakaryan as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Vahagn A. Zakaryan has 1 publication on record
Dmand AI links 1 paper to Dr. Zakaryan. Dr. Zakaryan's most frequent co-author is Roger Alan Rodby, MD.
Papers1
Dr. Zakaryan's most frequent co-authors
Recent publications by Dr. Zakaryan
See who Dr. Zakaryan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Zakaryan 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. Vahagn A. Zakaryan received $929 in industry payments from 2017 to 2025
CMS Open Payments shows 28 general payments to Dr. Zakaryan from 12 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 96% of the total. AstraZeneca Pharmaceuticals LP paid the most, $253.
General payments to Dr. Zakaryan by program year, 2017 to 2025
General payments to Dr. Zakaryan by kind, 2017 to 2025
$929in total
- Food and beverage$89696%
- Education$344%
Companies that paid Dr. Zakaryan the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Vahagn A. Zakaryan'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) |
| 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) |
| 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. Vahagn A. Zakaryan
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. Vahagn A. Zakaryan's NPI number?
Dr. Vahagn A. Zakaryan's NPI number is 1245597038. It was assigned on April 18, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Vahagn A. Zakaryan?
Dr. Vahagn A. Zakaryan is a nephrologist in Columbus, Ohio. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Vahagn A. Zakaryan practice?
Dr. Zakaryan practices at 5825 Westbourne Ave, Columbus, OH 43213. Dr. Zakaryan's primary practice is Columbus Nephrology, Inc. in Columbus, Ohio. Dmand AI also links Dr. Zakaryan to 2 hospitals, 3 dialysis centers and 1 group practice or clinic.
What is Dr. Vahagn A. Zakaryan's office phone number?
The practice phone on file for Dr. Zakaryan is (614) 224-4200.
What is Dr. Vahagn A. Zakaryan's medical license number?
Dr. Zakaryan holds Ohio license 35.125699.
Which hospitals is Dr. Vahagn A. Zakaryan affiliated with?
Dr. Zakaryan is affiliated with OhioHealth Grant Medical Center. Dmand AI links Dr. Zakaryan to 2 more hospitals.
What medical group is Dr. Vahagn A. Zakaryan part of?
Dr. Zakaryan is linked to Columbus Nephrology.
Does Dr. Vahagn A. Zakaryan accept Medicare?
Yes. CMS data shows Dr. Zakaryan billed Medicare for 1,158 services in 2024, and Dr. Zakaryan accepts Medicare assignment.
Does Dr. Vahagn A. Zakaryan offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Zakaryan as offering telehealth services.
How many Medicare patients does Dr. Vahagn A. Zakaryan see?
CMS counts 351 Medicare patients who saw Dr. Zakaryan in 2024, with an average age of 73.
Show 6 more questionsShow fewer questions
What services does Dr. Vahagn A. Zakaryan bill to Medicare?
In 2024, Dr. Zakaryan's most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and hospital inpatient care (99232).
What drugs does Dr. Vahagn A. Zakaryan prescribe most?
In 2024 Medicare Part D data, Dr. Zakaryan's most prescribed drugs by claims were Allopurinol, Amlodipine Besylate and Farxiga.
Has Dr. Vahagn A. Zakaryan received payments from drug or device companies?
CMS Open Payments shows $929 in general payments to Dr. Zakaryan from 12 companies from 2017 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Vahagn A. Zakaryan been practicing?
Dr. Zakaryan graduated from medical school in 2005, 21 years ago.
Does Dr. Vahagn A. Zakaryan do research?
Dmand AI links 1 publication to Dr. Zakaryan.
Who does Dr. Vahagn A. Zakaryan publish with?
Dr. Zakaryan's most frequent co-authors are Roger Alan Rodby, MD (1 shared paper).
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