Dr. Vasili Dzerhachou, MD

  • Walnut Creek, CA
  • Hospitalist
NPI1952783029PAC ID1052614336
Medicare services, 2024
2,749
Medicare patients, 2024
768
Part D claims, 2024
4,289
MIPS score, 2024
90
Hospital affiliations
3
Practice address
1601 Ygnacio Valley Rd, Walnut Creek, CA 94598
Practice phone
Call (925) 939-3000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

John Muir Medical Center, Walnut Creek

Hospital · Walnut Creek, California

See all 12 affiliations

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Dr. Vasili Dzerhachou is a hospitalist in Walnut Creek, California

Dr. Dzerhachou practices at John Muir Medical Center, Walnut Creek in Walnut Creek, California, part of John Muir Health.

Dr. Dzerhachou's NPI, 1952783029, was assigned on June 24, 2015. Dr. Dzerhachou graduated from Belarusian State Medical University in 2008. Dr. Dzerhachou holds California license A153416.

NPI and contact details
Medicare PAC ID
1052614336
NPI enumeration date
June 24, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(925) 939-3000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
44
Medical school graduation
2008

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

Dr. Vasili Dzerhachou practices at John Muir Medical Center, Walnut Creek in Walnut Creek, California

Dr. Dzerhachou's primary practice is John Muir Medical Center, Walnut Creek, at 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598 in Contra Costa County. The practice phone is (925) 939-3000.

Source: Dmand AI Affiliation Data

Dr. Vasili Dzerhachou is affiliated with 9 sites of care and 3 medical groups

Dr. Dzerhachou's primary practice is John Muir Medical Center, Walnut Creek in Walnut Creek, California, part of John Muir Health. Dr. Dzerhachou is also affiliated with Concord Medical Center. The medical group on file is John Muir Health. Dmand AI also links Dr. Dzerhachou to 1 more hospital, 3 group practices and clinics, 2 skilled nursing facilities, 2 medical groups and 1 physician office, each named with a free account.

See all 12 affiliations for Dr. Dzerhachou

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

Dmand AI tracks the EHR system at Dr. Vasili Dzerhachou's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dzerhachou practices, 9 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
John Muir Medical Center, Walnut CreekAvailable with a free account
+8 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Vasili Dzerhachou is one of 3,186 hospitalists in California

Hospitalist is Dr. Dzerhachou's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Dzerhachou is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Dzerhachou's licenses on file in 2 states: California and Massachusetts.

Specialties and state licenses

  • Hospitalist, CaliforniaPrimaryLicense A153416 · 2018 to 2026 · taxonomy 208M00000X
  • Massachusetts license2015 to 2018

Clinical focus

Dmand AI lists acute respiratory failure, anemia, bile duct problems, cardiac arrhythmia, cellulitis, collapsed lung, congestive heart failure and electrolyte disorders among the conditions Dr. Dzerhachou treats.

Hospitalists near Dr. Dzerhachou

Counts of hospitalists 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. Vasili Dzerhachou billed Medicare for 2,749 services in 2024

CMS data shows 2,749 Medicare services from Dr. Dzerhachou across 12 procedure codes in 2024, for 768 Medicare patients. Medicare paid $225,344 for them.

Medicare services, 20242,749
Medicare patients768
Paid by Medicare$225,344
Procedure codes12

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

  • 2023
  • 2024
Office and hospital visits
2023: 1,8602024: 2,74948%

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

  • In an office843%
  • In a facility2,66597%

Dr. Dzerhachou compared with the California median for hospitalists, 2024

  • Dr. Dzerhachou
  • California median
Medicare services
2,749vs 4306.4 times
Medicare patients
768vs 2013.8 times
Part D claims
3,608vs 6952.3 times

Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.

Dr. Dzerhachou'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. Dzerhachou

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

Dr. Vasili Dzerhachou treated 768 Medicare patients in 2024, average age 77

CMS counts 768 Medicare patients who saw Dr. Dzerhachou in 2024. The largest group is 75 to 84, with 295 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 41% are also on Medicaid. Their average risk score is 2.56, 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. Dzerhachou's median patient age at 74, with 59% women.

Medicare patients, 2024768
Average age77
Average risk score2.56
Also on Medicaid41%

Dr. Dzerhachou's Medicare patients by age, 2024

Dr. Dzerhachou's Medicare patients by sex, 2024

  • Women41955%
  • Men34945%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis52%
  4. Mood disorders49%
  5. Chronic kidney disease47%
  6. Depression42%
  7. Diabetes41%
  8. Anxiety40%

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

Dr. Dzerhachou's patients across all payers

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

Patient panel by age, all payers

Median age 74

Patient panel by sex, all payers

  • Women59%
  • Men40%

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

Dr. Vasili Dzerhachou wrote 4,289 Medicare Part D claims in 2024

In 2024, Dr. Dzerhachou wrote 4,289 Medicare Part D claims for 295 patients. 74% of them were for generic drugs. CMS names the drug for 3,608 of them, across 88 drugs with 11 or more claims each, at $261,744 in total drug cost. In 2023, CMS named 2,028 claims across 68 drugs.

Part D claims, 20244,289
Drugs named by CMS88
Total drug cost$261,744
Part D patients295

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

  • Generic3,192 claims74%
  • Brand-name1,085 claims25%
  • Other12 claims0%

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

  • Opioids4%192 of 4,289 claims
  • Antibiotics4%172 of 4,289 claims
  • Antipsychotics, patients 65 and over2%85 of 4,289 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: 2,0282024: 3,60878%

Drugs named by CMS: 88 in 2024, 68 in 2023.

See all prescribing by Dr. Dzerhachou

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. Vasili Dzerhachou scored 90 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 90 out of 100 for Dr. Dzerhachou for performance year 2024, reported as part of a group. Dr. Dzerhachou accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Dzerhachou's MIPS scores, performance year 2024

  • 90of 100Final score
  • 89.5of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 74of 100Cost

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

Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)

Upper gastrointestinal (GI) endoscopy for acid reflux: 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. Vasili Dzerhachou graduated from Belarusian State Medical University

Dr. Dzerhachou graduated from Belarusian State Medical University in 2008.

  1. Medical schoolBelarusian State Medical University
  2. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Vasili Dzerhachou accepts plans from 6 insurance carriers

Dr. Dzerhachou is in network with 6 carriers, including Elevance, United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.

  • Elevance
  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • Aetna
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare

Plan types Dr. Dzerhachou accepts, by number of carriers

  1. HMO4
  2. Medicare3
  3. POS3
  4. PPO3
  5. EPO2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Vasili Dzerhachou'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)
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. Vasili Dzerhachou

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. Vasili Dzerhachou's NPI number?

Dr. Vasili Dzerhachou's NPI number is 1952783029. It was assigned on June 24, 2015, and it is active in the NPI Registry.

What kind of doctor is Dr. Vasili Dzerhachou?

Dr. Vasili Dzerhachou is a hospitalist in Walnut Creek, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).

Where does Dr. Vasili Dzerhachou practice?

Dr. Dzerhachou practices at 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598. Dr. Dzerhachou's primary practice is John Muir Medical Center, Walnut Creek in Walnut Creek, California, part of John Muir Health. Dmand AI also links Dr. Dzerhachou to 1 hospital, 3 group practices and clinics, 2 skilled nursing facilities, 2 medical groups and 1 physician office.

What is Dr. Vasili Dzerhachou's office phone number?

The practice phone on file for Dr. Dzerhachou is (925) 939-3000.

What is Dr. Vasili Dzerhachou's medical license number?

Dr. Dzerhachou holds California license A153416, one of the licenses on file in 2 states.

Which states has Dr. Vasili Dzerhachou been licensed in?

Dmand AI has state licenses on file for Dr. Dzerhachou in California (2018 to 2026) and Massachusetts (2015 to 2018).

Which hospitals is Dr. Vasili Dzerhachou affiliated with?

Dr. Dzerhachou practices at John Muir Medical Center, Walnut Creek in Walnut Creek, California. Dr. Dzerhachou is also affiliated with Concord Medical Center. Dmand AI links Dr. Dzerhachou to 1 more hospital.

What medical group is Dr. Vasili Dzerhachou part of?

Dr. Dzerhachou is linked to John Muir Health. Dmand AI links Dr. Dzerhachou to 2 more medical groups.

Does Dr. Vasili Dzerhachou accept Medicare?

Yes. CMS data shows Dr. Dzerhachou billed Medicare for 2,749 services in 2024, and Dr. Dzerhachou accepts Medicare assignment.

What is Dr. Vasili Dzerhachou's MIPS score?

Dr. Dzerhachou's MIPS final score for performance year 2024 is 90 out of 100, reported as part of a group.

Show 7 more questionsShow fewer questions

How many Medicare patients does Dr. Vasili Dzerhachou see?

CMS counts 768 Medicare patients who saw Dr. Dzerhachou in 2024, with an average age of 77.

Is Dr. Vasili Dzerhachou board certified?

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

What services does Dr. Vasili Dzerhachou bill to Medicare?

In 2024, Dr. Dzerhachou's most billed Medicare services were hospital inpatient care (99232), nursing facility care (99308) and hospital inpatient care (99231).

Where did Dr. Vasili Dzerhachou go to medical school?

Dr. Dzerhachou graduated from Belarusian State Medical University in 2008.

What drugs does Dr. Vasili Dzerhachou prescribe most?

In 2024 Medicare Part D data, Dr. Dzerhachou's most prescribed drugs by claims were Atorvastatin Calcium, Eliquis and Levothyroxine Sodium.

How long has Dr. Vasili Dzerhachou been practicing?

Dr. Dzerhachou graduated from medical school in 2008, 18 years ago.

What insurance does Dr. Vasili Dzerhachou accept?

Dr. Dzerhachou is in network with 6 carriers, including Elevance, United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.

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