Dr. Igor Kirzhner, MD
- Medicare services, 2024
- 4,207
- Medicare patients, 2024
- 560
- Part D claims, 2024
- 4,831
- Hospital affiliations
- 1
- Industry payments
- $3,216
- Practice address
- 2601 Ocean Parkway, Brooklyn, NY 11235
- Practice phone
- Call (718) 616-4834
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Kirzhner'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. Igor Kirzhner is a psychiatrist in Brooklyn, New York
Dr. Kirzhner practices at NYC Health + Hospitals/South Brooklyn Health, Ruth Bader Ginsburg Hospital in Brooklyn, New York, part of NYC.
Dr. Kirzhner's NPI, 1942311915, was assigned on August 31, 2006. Dr. Kirzhner graduated from Ross University School of Medicine in 2000. Dr. Kirzhner holds New York license 232999-1.
- NPI
- 1942311915NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284610007
- NPI enumeration date
- August 31, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (718) 616-4834
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Igor Kirzhner practices at NYC Health + Hospitals/South Brooklyn Health, Ruth Bader Ginsburg Hospital in Brooklyn, New York
Dr. Kirzhner's primary practice is NYC Health + Hospitals/South Brooklyn Health, Ruth Bader Ginsburg Hospital, at 2601 Ocean Parkway, Brooklyn, NY 11235 in Kings County. The practice phone is (718) 616-4834.
- NYC Health + Hospitals/South Brooklyn Health, Ruth Bader Ginsburg Hospital2601 Ocean Parkway, Brooklyn, NY 11235 · Kings CountyPhone(718) 616-4834
Source: Dmand AI Affiliation Data
Dr. Igor Kirzhner is affiliated with 3 sites of care and 5 medical groups
Dr. Kirzhner's primary practice is NYC Health + Hospitals/South Brooklyn Health, Ruth Bader Ginsburg Hospital in Brooklyn, New York, part of NYC. The medical group on file is Physician Affiliate Group of New York (PAGNY). Dmand AI also links Dr. Kirzhner to 4 more medical groups and 2 group practices and clinics, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Igor Kirzhner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kirzhner practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| NYC Health + Hospitals/South Brooklyn Health, Ruth Bader Ginsburg Hospital | Available with a free account |
| +2 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Igor Kirzhner is one of 4,448 psychiatrists in New York
Psychiatry is Dr. Kirzhner's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Kirzhner is licensed in New York.
Specialties and state licenses
- Psychiatry, New YorkPrimary
Psychiatrists near Dr. Kirzhner
Counts of psychiatrists 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. Igor Kirzhner billed Medicare for 4,207 services in 2024
CMS data shows 4,207 Medicare services from Dr. Kirzhner across 9 procedure codes in 2024, for 560 Medicare patients. Medicare paid $364,028 for them.
Dr. Kirzhner's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,5262024: 3,413124%
- Tests and treatments
- 2023: 5962024: 79433%
Where Dr. Kirzhner's Medicare services took place, 2024
- In an office4,11798%
- In a facility902%
Dr. Kirzhner compared with the New York median for psychiatrists, 2024
- Dr. Kirzhner
- New York median
- Medicare services
- 4,207vs 14229.6 times
- Medicare patients
- 560vs 4113.7 times
- Part D claims
- 4,680vs 12437.7 times
Medians across 5,024 psychiatrists in New York with Dmand AI profiles that report each measure.
Dr. Kirzhner'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. Kirzhner and other psychiatrists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Igor Kirzhner treated 560 Medicare patients in 2024, average age 79
CMS counts 560 Medicare patients who saw Dr. Kirzhner in 2024. The largest group is 85 and over, with 201 patients. 75% of them have anxiety, and 75% have arthritis. 93% are also on Medicaid. Their average risk score is 2.01, 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. Kirzhner's median patient age at 58, with 48% women.
Dr. Kirzhner's Medicare patients by age, 2024
Dr. Kirzhner's Medicare patients by sex, 2024
- Women38569%
- Men17531%
Chronic conditions among Dr. Kirzhner's Medicare patients, 2024
- Anxiety75%
- Arthritis75%
- Depression75%
- High blood pressure75%
- High cholesterol75%
- Mood disorders75%
- Diabetes69%
- Ischemic heart disease58%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kirzhner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women48%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Igor Kirzhner wrote 4,831 Medicare Part D claims in 2024
In 2024, Dr. Kirzhner wrote 4,831 Medicare Part D claims for 275 patients. 87% of them were for generic drugs. CMS names the drug for 4,680 of them, across 63 drugs with 11 or more claims each, at $839,157 in total drug cost. In 2023, CMS named 4,048 claims across 64 drugs.
Dr. Kirzhner's Part D claims by kind of drug, 2024
- Generic4,186 claims87%
- Brand-name645 claims13%
Dr. Kirzhner'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. Kirzhner's Part D claims, 2024
- Antipsychotics, patients 65 and over15%748 of 4,831 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: 4,0482024: 4,68016%
Drugs named by CMS: 63 in 2024, 64 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. Igor Kirzhner offers telehealth to Medicare patients
Dr. Kirzhner accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kirzhner as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Igor Kirzhner received $3,216 in industry payments from 2016 to 2025
CMS Open Payments shows 99 general payments to Dr. Kirzhner from 17 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $745.
General payments to Dr. Kirzhner by program year, 2016 to 2025
General payments to Dr. Kirzhner by kind, 2016 to 2025
- Food and beverage$3,17199%
- Education$451%
Companies that paid Dr. Kirzhner the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Igor Kirzhner graduated from Ross University School of Medicine
Dr. Kirzhner graduated from Ross University School of Medicine in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Igor Kirzhner'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Igor Kirzhner
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. Igor Kirzhner's NPI number?
Dr. Igor Kirzhner's NPI number is 1942311915. It was assigned on August 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Igor Kirzhner?
Dr. Igor Kirzhner is a psychiatrist in Brooklyn, New York. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Igor Kirzhner practice?
Dr. Kirzhner practices at 2601 Ocean Parkway, Brooklyn, NY 11235. Dr. Kirzhner's primary practice is NYC Health + Hospitals/South Brooklyn Health, Ruth Bader Ginsburg Hospital in Brooklyn, New York, part of NYC. Dmand AI also links Dr. Kirzhner to 4 medical groups and 2 group practices and clinics.
What is Dr. Igor Kirzhner's office phone number?
The practice phone on file for Dr. Kirzhner is (718) 616-4834.
What is Dr. Igor Kirzhner's medical license number?
Dr. Kirzhner holds New York license 232999-1.
Which hospitals is Dr. Igor Kirzhner affiliated with?
Dr. Kirzhner practices at NYC Health + Hospitals/South Brooklyn Health, Ruth Bader Ginsburg Hospital in Brooklyn, New York.
What medical group is Dr. Igor Kirzhner part of?
Dr. Kirzhner is linked to Physician Affiliate Group of New York (PAGNY). Dmand AI links Dr. Kirzhner to 4 more medical groups.
Does Dr. Igor Kirzhner accept Medicare?
Yes. CMS data shows Dr. Kirzhner billed Medicare for 4,207 services in 2024, and Dr. Kirzhner accepts Medicare assignment.
Does Dr. Igor Kirzhner offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Kirzhner as offering telehealth services.
How many Medicare patients does Dr. Igor Kirzhner see?
CMS counts 560 Medicare patients who saw Dr. Kirzhner in 2024, with an average age of 79.
Show 5 more questionsShow fewer questions
What services does Dr. Igor Kirzhner bill to Medicare?
In 2024, Dr. Kirzhner's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and physical therapy and rehabilitation (97129).
Where did Dr. Igor Kirzhner go to medical school?
Dr. Kirzhner graduated from Ross University School of Medicine in 2000.
What drugs does Dr. Igor Kirzhner prescribe most?
In 2024 Medicare Part D data, Dr. Kirzhner's most prescribed drugs by claims were Escitalopram Oxalate, Trazodone HCl and Clonazepam.
Has Dr. Igor Kirzhner received payments from drug or device companies?
CMS Open Payments shows $3,216 in general payments to Dr. Kirzhner from 17 companies from 2016 to 2025. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Dr. Igor Kirzhner been practicing?
Dr. Kirzhner graduated from medical school in 2000, 26 years ago.
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