Igor Kirzhner, MD
NPI 1942311915 · Psychiatry Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Igor Kirzhner, MD is a Psychiatry Physician provider in Brooklyn, NY (NPI 1942311915).
Provider details
- NPI number
- 1942311915
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 232999-1 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
4,207 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 2,021 | $104 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 908 | $146 |
| Therapy Procedure for a Range of Mental Processes, Initial 15 Minutes97129 | 362 | $24 |
| Therapy Procedure for a Range of Mental Processes, Each Additional 15 Minutes97130 | 339 | $23 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 237 | $251 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 63 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Escitalopram Oxalate | 288 | 65 |
| Trazodone Hcl | 276 | 49 |
| Clonazepam | 261 | 49 |
| Mirtazapine | 256 | 47 |
| Olanzapine | 249 | 29 |
| Sertraline Hcl | 217 | 37 |
| Quetiapine Fumarate | 191 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$931 across 31 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2023-11-27
- Certified
- 2023-11-21
Frequently asked questions
- What is Igor Kirzhner's NPI number?
- Igor Kirzhner's National Provider Identifier (NPI) is 1942311915, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Igor Kirzhner's specialty?
- Igor Kirzhner is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Igor Kirzhner located?
- Igor Kirzhner's practice location on file with NPPES is 56 Brighton 11th St, Brooklyn, NY 11235-5304.
- What is Igor Kirzhner's phone number?
- The practice phone number listed in the NPPES registry for Igor Kirzhner is (929) 617-8635.
- Does Igor Kirzhner accept Medicare?
- Igor Kirzhner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Igor Kirzhner's NPI active?
- Yes — Igor Kirzhner's NPI (1942311915) is active in the NPPES registry as of the last update on 2023-11-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.