Dr. Irina Victor Kolomey, DO

  • Palo Alto, CA
  • Internist
NPI1104062173PAC ID0042342743
Medicare services, 2024
1,283
Medicare patients, 2024
123
Part D claims, 2024
3,269
Publications
2
Hospital affiliations
2
Practice address
3803 E Bayshore Rd, Palo Alto, CA 94303
Practice phone
Call (650) 964-1964
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Golden Castle ADHC Center, Inc.

Palo Alto, California

See all 8 affiliations

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Dr. Irina Victor Kolomey is an internist in Palo Alto, California

Dr. Kolomey practices at Golden Castle ADHC Center, Inc. in Palo Alto, California.

Dr. Kolomey's NPI, 1104062173, was assigned on December 22, 2008. Dr. Kolomey graduated from Touro University California - Vallejo in 2007. Dr. Kolomey's California license number on file is 20A10625.

NPI and contact details
Medicare PAC ID
0042342743
NPI enumeration date
December 22, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(650) 964-1964
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
45
Medical school graduation
2007

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

Dr. Irina Victor Kolomey practices at Golden Castle ADHC Center, Inc. in Palo Alto, California

Dr. Kolomey's primary practice is Golden Castle ADHC Center, Inc., at 3803 E Bayshore Rd, Palo Alto, CA 94303 in Santa Clara County. The practice phone is (650) 964-1964.

  • Golden Castle ADHC Center, Inc.
    3803 E Bayshore Rd, Palo Alto, CA 94303 · Santa Clara CountyPhone(650) 964-1964

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Irina Victor Kolomey is affiliated with 8 sites of care

Dr. Kolomey's primary practice is Golden Castle ADHC Center, Inc. in Palo Alto, California. Dr. Kolomey is also affiliated with John Muir Medical Center, Walnut Creek. Dmand AI also links Dr. Kolomey to 1 more hospital, 3 home health agencies, 1 physician office and 1 hospice, each named with a free account.

See all 8 affiliations for Dr. Kolomey

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. Irina Victor Kolomey's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kolomey practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Golden Castle ADHC Center, Inc.Available with a free account
+7 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Irina Victor Kolomey is one of 16,751 internists in California

Internal medicine is Dr. Kolomey's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Kolomey is board certified in hospice and palliative medicine by the American Board of Anesthesiology. Dr. Kolomey has a license on file in California.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense 20A10625 · 2008 to 2025 · taxonomy 207R00000X

Clinical focus

Dmand AI lists acid reflux, acute kidney failure, alzheimer's disease, aneurysm, ankle or foot injury, anxiety, arthritis and asthma among the conditions Dr. Kolomey treats.

Internists near Dr. Kolomey

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. Irina Victor Kolomey billed Medicare for 1,283 services in 2024

CMS data shows 1,283 Medicare services from Dr. Kolomey across 13 procedure codes in 2024, for 123 Medicare patients. Medicare paid $78,318 for them. Every service was in an office.

Medicare services, 20241,283
Medicare patients123
Paid by Medicare$78,318
Procedure codes13

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

  • 2023
  • 2024
Office and hospital visits
2023: 1,6862024: 64962%
Other services
2023: 2772024: 634129%
Lab and pathology
2023: 142024: 0100%
Tests and treatments
2023: 542024: 0100%

Dr. Kolomey compared with the California median for internists, 2024

  • Dr. Kolomey
  • California median
Medicare services
1,283vs 3613.6 times
Medicare patients
123vs 15119% below
Part D claims
2,498vs 4215.9 times

Medians across 15,815 internists in California with Dmand AI profiles that report each measure.

Dr. Kolomey'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. Kolomey

Need commercial claims for Dr. Kolomey?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kolomey and other internists in California.

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

Dr. Irina Victor Kolomey treated 123 Medicare patients in 2024, average age 74

CMS counts 123 Medicare patients who saw Dr. Kolomey in 2024. The largest group is 65 to 74, with 44 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 59% are also on Medicaid. Their average risk score is 1.27, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Kolomey's median patient age at 71, with 66% women.

Medicare patients, 2024123
Average age74
Average risk score1.27
Also on Medicaid59%

Dr. Kolomey's Medicare patients by age, 2024

Dr. Kolomey's Medicare patients by sex, 2024

  • Women8872%
  • Men3528%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis49%
  4. Diabetes37%
  5. Anxiety29%
  6. Mood disorders28%
  7. Ischemic heart disease27%
  8. Depression25%

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

Dr. Kolomey's patients across all payers

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

Patient panel by age, all payers

Median age 71

Patient panel by sex, all payers

  • Women66%
  • Men32%

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

Dr. Irina Victor Kolomey wrote 3,269 Medicare Part D claims in 2024

In 2024, Dr. Kolomey wrote 3,269 Medicare Part D claims for 426 patients. 88% of them were for generic drugs. CMS names the drug for 2,498 of them, across 73 drugs with 11 or more claims each, at $205,287 in total drug cost. In 2023, CMS named 5,693 claims across 119 drugs.

Part D claims, 20243,269
Drugs named by CMS73
Total drug cost$205,287
Part D patients426

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

  • Generic2,870 claims88%
  • Brand-name379 claims12%
  • Other20 claims1%

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

  • Opioids3%108 of 3,269 claims
  • Antibiotics3%89 of 3,269 claims
  • Antipsychotics, patients 65 and over1%29 of 3,269 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: 5,6932024: 2,49856%

Drugs named by CMS: 73 in 2024, 119 in 2023.

See all prescribing by Dr. Kolomey

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. Irina Victor Kolomey offers telehealth to Medicare patients

Dr. Kolomey accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kolomey as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Irina Victor Kolomey has 2 publications on record

Dmand AI links 2 papers to Dr. Kolomey in 2007. 2007 was the busiest year, with 2. The most frequent topics are Amyotrophic Lateral Sclerosis, Disease Models, Animal and Motor Neurons.

Papers2

Topics Dr. Kolomey writes about most

  • Amyotrophic Lateral Sclerosis
  • Disease Models, Animal
  • Motor Neurons
  • Spinal Cord
  • Superoxide Dismutase
  • Superoxide Dismutase-1

Recent publications by Dr. Kolomey

See all 2 publications and co-authors

See who Dr. Kolomey researches with

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

How network discovery works

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

Dr. Irina Victor Kolomey received $1,367 in industry payments from 2023 to 2025

CMS Open Payments shows 45 general payments to Dr. Kolomey from 13 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $431.

General payments to Dr. Kolomey by program year, 2023 to 2025

Companies that paid Dr. Kolomey the most, 2023 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Kolomey

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Irina Victor Kolomey graduated from Touro University California - Vallejo

Dr. Kolomey graduated from Touro University California - Vallejo in 2007.

  1. Medical schoolTouro University California - Vallejo
  2. Board certified in hospice and palliative medicineAmerican Board of Anesthesiology
  3. Board certified in hospice and palliative medicineAmerican Board of Internal Medicine
  4. Board certified in internal medicineAmerican Board of Internal Medicine
  5. Board certified in obesity medicineAmerican Board of Obesity Medicine

Source: Dmand AI Professional Profile Data

Dr. Irina Victor Kolomey accepts plans from 15 insurance carriers

Dr. Kolomey is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Alliant Health Plans
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • +7 more carriersWith a free account

Plan types Dr. Kolomey accepts, by number of carriers

  1. PPO10
  2. Medicare8
  3. HMO6
  4. POS6
  5. EPO4

Source: Dmand AI Insurance Network Data

Sources for Dr. Irina Victor Kolomey'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (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. Irina Victor Kolomey

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. Irina Victor Kolomey's NPI number?

Dr. Irina Victor Kolomey's NPI number is 1104062173. It was assigned on December 22, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Irina Victor Kolomey?

Dr. Irina Victor Kolomey is an internist in Palo Alto, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Irina Victor Kolomey practice?

Dr. Kolomey practices at 3803 E Bayshore Rd, Palo Alto, CA 94303. Dr. Kolomey's primary practice is Golden Castle ADHC Center, Inc. in Palo Alto, California. Dmand AI also links Dr. Kolomey to 1 hospital, 3 home health agencies, 1 physician office and 1 hospice.

What is Dr. Irina Victor Kolomey's office phone number?

The practice phone on file for Dr. Kolomey is (650) 964-1964.

What is Dr. Irina Victor Kolomey's medical license number?

Dr. Kolomey's California license number on file is 20A10625.

Which hospitals is Dr. Irina Victor Kolomey affiliated with?

Dr. Kolomey is affiliated with John Muir Medical Center, Walnut Creek. Dmand AI links Dr. Kolomey to 1 more hospital.

Does Dr. Irina Victor Kolomey accept Medicare?

Yes. CMS data shows Dr. Kolomey billed Medicare for 1,283 services in 2024, and Dr. Kolomey accepts Medicare assignment.

Does Dr. Irina Victor Kolomey offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Kolomey as offering telehealth services.

How many Medicare patients does Dr. Irina Victor Kolomey see?

CMS counts 123 Medicare patients who saw Dr. Kolomey in 2024, with an average age of 74.

Is Dr. Irina Victor Kolomey board certified?

Yes. Dr. Kolomey is board certified in hospice and palliative medicine by the American Board of Anesthesiology.

Show 7 more questionsShow fewer questions

What services does Dr. Irina Victor Kolomey bill to Medicare?

In 2024, Dr. Kolomey's most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and care management and other visits (99490).

Where did Dr. Irina Victor Kolomey go to medical school?

Dr. Kolomey graduated from Touro University California - Vallejo in 2007.

What drugs does Dr. Irina Victor Kolomey prescribe most?

In 2024 Medicare Part D data, Dr. Kolomey's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.

Has Dr. Irina Victor Kolomey received payments from drug or device companies?

CMS Open Payments shows $1,367 in general payments to Dr. Kolomey from 13 companies from 2023 to 2025. The largest total came from Eli Lilly and Company.

How long has Dr. Irina Victor Kolomey been practicing?

Dr. Kolomey graduated from medical school in 2007, 19 years ago.

Does Dr. Irina Victor Kolomey do research?

Dmand AI links 2 publications to Dr. Kolomey.

What insurance does Dr. Irina Victor Kolomey accept?

Dr. Kolomey is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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