Provider Profile
Mordechai Izsak, NP
Unclaimed ProfileAbout Mordechai Izsak
Mordechai Izsak, NP is a nurse practitioner practicing in Brooklyn, NY. Mordechai is also listed as specializing in nurse practitioner — family, registered nurse, and nurse practitioner — psychiatric/mental health. Medicare claims data shows Mordechai provided 8,789 services to 2,783 patients. The services billed most often include residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes, chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month, and visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient'. This provider record is associated with NPI 1255051587.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (718) 444-7766
- Email not available
Practice Locations
3709 FLATLANDS AVE
Brooklyn, NY 11234
1903 59th St
Brooklyn, NY 11204
Procedures Most Often Billed to Medicare
8,789 services · 2,783 patients · 22 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Simple insertion of temporary bladder tube | Procedure | 51702 |
37 | More often than most peers in Nurse Practitioner |
| Removal of impacted ear wax by washing | Procedure | 69209 |
20 | More often than most peers in Nurse Practitioner |
| Influenza vaccine, inactivated | Treatment | 90653 |
79 | More than most peers in Nurse Practitioner |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
63 | More often than most peers in Nurse Practitioner |
| Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg | Drug given | J3420 |
64 | More often than most peers in Nurse Practitioner |
| Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99349 |
2,240 | More than most peers in Nurse Practitioner |
| Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99490 |
1,940 | More than most peers in Nurse Practitioner |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
1,678 | More than most peers in Nurse Practitioner |
| Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | Office visit | 99457 |
702 | More than most peers in Nurse Practitioner |
| Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days | Office visit | 99454 |
660 | More than most peers in Nurse Practitioner |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other nurse practitioners at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 31 related providers in 4 groups
Other nurse practitioners in Brooklyn 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2022 at Other 7
Providers who graduated from the same medical school in the same year.
Also performs Simple insertion of temporary bladder tube 8
Providers in NY who bill this service to Medicare most often.
Common questions
What is Mordechai Izsak's specialty?
Mordechai Izsak is a nurse practitioner in Brooklyn, NY. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Mordechai Izsak?
Mordechai Izsak is listed at 3709 Flatlands Ave, Brooklyn, NY 11234. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Mordechai Izsak?
The number on file is (718) 444-7766. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Mordechai Izsak?
Mordechai Izsak's National Provider Identifier is 1255051587. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Mordechai Izsak's education?
Mordechai Izsak attended Other, graduating in 2022. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Mordechai Izsak have?
Mordechai Izsak has 4 years experience. Calculated from a graduation year of 2022, reported in the CMS National Downloadable File.
CMS public data
What is Mordechai Izsak known for?
According to Medicare billing data, Mordechai Izsak performs procedures including simple insertion of temporary bladder tube and removal of impacted ear wax by washing; provides treatments such as influenza vaccine, inactivated and injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Mordechai Izsak's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Mordechai Izsak. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.