Dr. Vasyl Warvariv, MD

  • Stanford, CA
  • Nephrologist
NPI1033201710
Medicare services, 2024
82
Medicare patients, 2024
39
Part D claims, 2024
233
Publications
2
MIPS score, 2024
89
Practice address
300 Pasteur Drive, Stanford, CA 94305
Practice phone
Call (650) 723-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Stanford Hospital at 300 Pasteur Drive

Hospital · Stanford, California

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Dr. Vasyl Warvariv is a nephrologist in Stanford, California

Dr. Warvariv practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.

Dr. Warvariv's NPI, 1033201710, was assigned on September 29, 2006. Dr. Warvariv graduated from The Johns Hopkins University School of Medicine in 1981. Dr. Warvariv's California license number on file is G55115.

NPI and contact details
NPI enumeration date
September 29, 2006
NPI status
Active
Practice phone
(650) 723-4000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
71
Medical school graduation
1981

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

Dr. Vasyl Warvariv practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Dr. Warvariv's primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.

Source: Dmand AI Affiliation Data

Dr. Vasyl Warvariv is affiliated with 2 sites of care and 1 medical group

Dr. Warvariv's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Warvariv to 1 more hospital, named with a free account. Dr. Warvariv's employer is on file too: a hospital.

See all 3 affiliations for Dr. Warvariv

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

Dmand AI tracks the EHR system at Dr. Vasyl Warvariv's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Warvariv practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Stanford Hospital at 300 Pasteur DriveAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Vasyl Warvariv is one of 1,401 nephrologists in California

Nephrology is Dr. Warvariv's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Warvariv is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Warvariv's licenses on file in 2 states: California and Pennsylvania.

Specialties and state licenses

  • Nephrology, CaliforniaPrimaryLicense G55115 · 1985 to 2025 · taxonomy 207RN0300X
  • Pennsylvania license1982 to 1986

Nephrologists near Dr. Warvariv

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. Vasyl Warvariv billed Medicare for 82 services in 2024

CMS data shows 82 Medicare services from Dr. Warvariv across 2 procedure codes in 2024, for 39 Medicare patients. Medicare paid $5,164 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202482
Medicare patients39
Paid by Medicare$5,164
Procedure codes2

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

  • 2023
  • 2024
Office and hospital visits
2023: 2452024: 8267%

Dr. Warvariv compared with the California median for nephrologists, 2024

  • Dr. Warvariv
  • California median
Medicare services
82vs 1,08492% below
Medicare patients
39vs 30787% below
Part D claims
183vs 95581% below

Medians across 1,355 nephrologists in California with Dmand AI profiles that report each measure.

Dr. Warvariv'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. Warvariv

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

Dr. Vasyl Warvariv treated 39 Medicare patients in 2024, average age 62

CMS counts 39 Medicare patients who saw Dr. Warvariv in 2024. The largest group is under 65, with 20 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 64% are also on Medicaid. Their average risk score is 7.43, 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. Warvariv's median patient age at 60, with 33% women.

Medicare patients, 202439
Average age62
Average risk score7.43
Also on Medicaid64%

Dr. Warvariv's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Warvariv's Medicare patients by sex, 2024

  • Women1641%
  • Men2359%

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

  1. Chronic kidney disease75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Diabetes62%
  5. Heart failure46%
  6. Ischemic heart disease44%
  7. Depression38%
  8. Mood disorders38%

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

Dr. Warvariv's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 60

Patient panel by sex, all payers

  • Women33%
  • Men50%

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

Dr. Vasyl Warvariv wrote 233 Medicare Part D claims in 2024

In 2024, Dr. Warvariv wrote 233 Medicare Part D claims for 31 patients. 90% of them were for generic drugs. CMS names the drug for 183 of them, across 5 drugs with 11 or more claims each, at $27,695 in total drug cost. In 2023, CMS named 205 claims across 6 drugs.

Part D claims, 2024233
Drugs named by CMS5
Total drug cost$27,695
Part D patients31

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

  • Generic209 claims90%
  • Brand-name24 claims10%

Dr. Warvariv'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 2052024: 18311%

Drugs named by CMS: 5 in 2024, 6 in 2023.

See all prescribing by Dr. Warvariv

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. Vasyl Warvariv 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. Warvariv for performance year 2024, reported as part of a group.

Dr. Warvariv's MIPS scores, performance year 2024

  • 89of 100Final score
  • 87.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 70of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

For MedTech and pharma teams

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Dr. Vasyl Warvariv has 2 publications on record

Dmand AI links 2 papers to Dr. Warvariv. The most frequent topics are Cyclosporins and Kidney Transplantation. Dr. Warvariv's most frequent co-authors are William Bry, MD and Gregory D. Linkowski, MD.

Papers2

Topics Dr. Warvariv writes about most

  • Cyclosporins
  • Kidney Transplantation

Dr. Warvariv's most frequent co-authors

Recent publications by Dr. Warvariv

See all 2 publications and co-authors

See who Dr. Warvariv researches with

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

How network discovery works

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

Dr. Vasyl Warvariv graduated from The Johns Hopkins University School of Medicine

Dr. Warvariv graduated from The Johns Hopkins University School of Medicine in 1981.

  1. Medical schoolThe Johns Hopkins University School of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in nephrologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Vasyl Warvariv accepts plans from 7 insurance carriers

Dr. Warvariv is in network with 7 carriers, including Blue Cross Blue Shield of Michigan, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.

  • Blue Cross Blue Shield of Michigan
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Massachusetts
  • Elevance
  • HCSC
  • CMS Medicare
  • NV State Medicaid

Plan types Dr. Warvariv accepts, by number of carriers

  1. Medicare5
  2. PPO5
  3. HMO2
  4. POS2
  5. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Vasyl Warvariv'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 percentilesClinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
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. Vasyl Warvariv

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. Vasyl Warvariv's NPI number?

Dr. Vasyl Warvariv's NPI number is 1033201710. It was assigned on September 29, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Vasyl Warvariv?

Dr. Vasyl Warvariv is a nephrologist in Stanford, California. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).

Where does Dr. Vasyl Warvariv practice?

Dr. Warvariv practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Warvariv's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Warvariv to 1 hospital.

What is Dr. Vasyl Warvariv's office phone number?

The practice phone on file for Dr. Warvariv is (650) 723-4000.

What is Dr. Vasyl Warvariv's medical license number?

Dr. Warvariv's California license number on file is G55115, one of the licenses on file in 2 states.

Which states has Dr. Vasyl Warvariv been licensed in?

Dmand AI has state licenses on file for Dr. Warvariv in California (1985 to 2025) and Pennsylvania (1982 to 1986).

Which hospitals is Dr. Vasyl Warvariv affiliated with?

Dr. Warvariv practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Warvariv to 1 more hospital.

What medical group is Dr. Vasyl Warvariv part of?

Dr. Warvariv is linked to Stanford Health Care.

Does Dr. Vasyl Warvariv accept Medicare?

Yes. CMS data shows Dr. Warvariv billed Medicare for 82 services in 2024.

What is Dr. Vasyl Warvariv's MIPS score?

Dr. Warvariv's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

Show 9 more questionsShow fewer questions

How many Medicare patients does Dr. Vasyl Warvariv see?

CMS counts 39 Medicare patients who saw Dr. Warvariv in 2024, with an average age of 62.

Is Dr. Vasyl Warvariv board certified?

Yes. Dr. Warvariv is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Vasyl Warvariv bill to Medicare?

In 2024, Dr. Warvariv's most billed Medicare services were hospital inpatient care (99232) and hospital inpatient care (99231).

Where did Dr. Vasyl Warvariv go to medical school?

Dr. Warvariv graduated from The Johns Hopkins University School of Medicine in 1981.

What drugs does Dr. Vasyl Warvariv prescribe most?

In 2024 Medicare Part D data, Dr. Warvariv's most prescribed drugs by claims were Prednisone, Mycophenolate Mofetil and Tacrolimus.

How long has Dr. Vasyl Warvariv been practicing?

Dr. Warvariv graduated from medical school in 1981, 45 years ago.

Does Dr. Vasyl Warvariv do research?

Dmand AI links 2 publications to Dr. Warvariv.

Who does Dr. Vasyl Warvariv publish with?

Dr. Warvariv's most frequent co-authors are William Bry, MD (1 shared paper) and Gregory D. Linkowski, MD (1 shared paper).

What insurance does Dr. Vasyl Warvariv accept?

Dr. Warvariv is in network with 7 carriers, including Blue Cross Blue Shield of Michigan, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.

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