DR. ALEXANDER LOSEV M.D.
NPI 1992732234
Internal Medicine - Hematology & Oncology in Brooklyn, NY

Q: What is Alexander Losev's NPI number?

The NPI number for Alexander Losev is 1992732234. It was assigned to this individual provider in the NPPES registry on June 26, 2006.

Q: What is Alexander Losev's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Q: When was this NPI record last updated?

The NPPES record for Alexander Losev was last updated on February 22, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since June 26, 2006PECOS EnrolledAccepts Medicare Assignment

84.47/100

CMS Quality Rating

2558 E 18TH ST, BROOKLYN, NY 11235(718) 616-0801(718) 616-0809 Get Directions Write a Review

NPPES record last updated: February 22, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Alexander Losev M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ALEXANDER LOSEV M.D. (NPI 1992732234) is an individual hematology & oncology provider in Brooklyn, New York, licensed in New York (202203) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Nyu Langone Hospitals, and is a graduate of Albert Einstein College Of Medicine Of Yeshiva University (1993).

NPPES Registry Identity

NPI1992732234

Entity TypeIndividualMale

Primary Taxonomy207RH0003X

Provider Legal NameDR. ALEXANDER LOSEVCredential: M.D.

Location Address2558 E 18TH STBrooklyn, NY 11235-3518

Mailing Address2558 E 18th StBrooklyn, NY 11235-3518 · (718) 616-0801 · Fax (718) 616-0809

Phone(718) 616-0801

Fax(718) 616-0809

Sole ProprietorNo

Medical School CMSAlbert Einstein College Of Medicine Of Yeshiva UniversityGraduated 1993

Enumeration DateJune 26, 2006

Last NPPES UpdateFebruary 22, 2021

NPPES CertifiedFebruary 22, 2021

✔ NPI 1992732234 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0003X

License✔ Licensed in NY · 202203

Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

2558 E 18TH ST, Brooklyn, NY 11235

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Alexander Losev M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID749212348

PECOS Enrollment IDI20060626000296

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

1,719 services757 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

1,515 services598 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

681 services249 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

309 services98 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

223 services223 patients

Biopsy and aspiration of bone marrow sample for diagnosis 38222

A bone marrow biopsy and aspiration is a procedure where a small amount of bone marrow is removed for testing. It involves inserting a needle into a bone, typically the hip, to collect a sample. It can help diagnose various diseases and monitor treatment effectiveness.

31 services31 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Nyu Langone Hospitals

Acute Care Hospitals · New York, NY

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330214

Location550 First AvenueNew York, NY 10016 · New York County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11235 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$203.53 typical visit price

range $67.40 – $203.53

Typical copayment $50.88 (range $16.85 – $50.88)

Most-billed visit code 99205

Established Patient

$117.62 typical visit price

range $21.66 – $164.45

Typical copayment $29.40 (range $5.41 – $41.11)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

84.47/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

93.33

Promoting Interoperability

100

Improvement Activities

Cost

54.91

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. STEPHEN MARC LICHTER M.D.

Internal Medicine (Medical Oncology)

2558 E 18TH ST
BROOKLYN, NY 11235

Kings County (718) 616-0801

YAN PRONIN P.A.

Internal Medicine (Hematology & Oncology)

2558 E 18TH ST
BROOKLYN, NY 11235

Kings County (718) 616-0801

HEMONCARE, P.C.

Internal Medicine (Hematology & Oncology)

2558 E 18TH ST
BROOKLYN, NY 11235

Kings County (718) 616-0801

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Alexander Losev's NPI number?

The NPI number for Alexander Losev is 1992732234. It was assigned to this individual provider in the NPPES registry on June 26, 2006.

Where is Alexander Losev located?

Alexander Losev practices at 2558 E 18th St, Brooklyn, NY 11235. The listed phone number is (718) 616-0801.

What is Alexander Losev's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Alexander Losev enrolled in Medicare?

Yes. Alexander Losev is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Alexander Losev affiliated with any hospitals?

According to CMS data, Alexander Losev is affiliated with Nyu Langone Hospitals.

When was this NPI record last updated?

The NPPES record for Alexander Losev was last updated on February 22, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.