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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

KAISER ISLAM MD
NPI 1689668311
Internal Medicine in Brooklyn, NY

Active since September 08, 2005PECOS EnrolledAccepts Medicare Assignment
93.49/100
CMS Quality Rating
2171 NOSTRAND AVE, BROOKLYN, NY 11210(718) 758-8920 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Kaiser Islam Md NPPES

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

KAISER ISLAM MD (NPI 1689668311) is an individual internal medicine provider in Brooklyn, New York, licensed in New York (208681) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Suny/downstate University Hospital Of Brooklyn, and is a graduate of Other (1993).

NPPES Registry Identity

NPI1689668311
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameKAISER ISLAMCredential: MD
Location Address2171 NOSTRAND AVEBrooklyn, NY 11210-3025
Mailing Address445 Lenox Rd, Box 1262Brooklyn, NY 11203-2017 · (718) 758-8920
Phone(718) 758-8920
Sole ProprietorNo
Medical School CMSOtherGraduated 1993
Enumeration DateSeptember 8, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1689668311 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 208681
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
2171 NOSTRAND AVE, Brooklyn, NY 11210
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Other Identifiers 1

Medicaid01958401NY

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

Kaiser Islam Md 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 ID7315061843
PECOS Enrollment IDI20100903000781
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 2

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.

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.
88 services57 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.
66 services46 patients

Hospital Affiliations CMS Care Compare

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

Suny/Downstate University Hospital Of Brooklyn

Acute Care Hospitals · Brooklyn, NY
1/5 CMS rating
OwnershipGovernment - State
CMS Certification Number330350
Location445 Lenox RoadBrooklyn, NY 11203 · Kings County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11210 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
$154.28 typical visit price
range $67.40 – $203.53
Typical copayment $38.57 (range $16.85 – $50.88)
Most-billed visit code 99204
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.

93.49/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality72.62
Promoting Interoperability90.58
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
6 suppliers13 claims35 services$5.99 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 4

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

OWAIS AFTAB MD
Student in an Organized Health Care Education/Training Program
2171 NOSTRAND AVE
BROOKLYN, NY 11210
Kings County (718) 270-1714
GABRIEL GERARD LANGENBERG SHLAGER MD
Student in an Organized Health Care Education/Training Program
2171 NOSTRAND AVE
BROOKLYN, NY 11210
Kings County (718) 270-1714
ERNEST GARNIER MD
Internal Medicine
2171 NOSTRAND AVE
BROOKLYN, NY 11210
Kings County (718) 758-8920
SUZANNE BRAUN DPM
Orthopaedic Surgery (Foot and Ankle Surgery)
2171 NOSTRAND AVE
BROOKLYN, NY 11210
Kings County (718) 758-8920

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 Kaiser Islam's NPI number?

The NPI number for Kaiser Islam is 1689668311. It was assigned to this individual provider in the NPPES registry on September 8, 2005.

Where is Kaiser Islam located?

Kaiser Islam practices at 2171 Nostrand Ave, Brooklyn, NY 11210. The listed phone number is (718) 758-8920.

What is Kaiser Islam's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Kaiser Islam enrolled in Medicare?

Yes. Kaiser Islam 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 Kaiser Islam affiliated with any hospitals?

According to CMS data, Kaiser Islam is affiliated with Suny/Downstate University Hospital Of Brooklyn.

When was this NPI record last updated?

The NPPES record for Kaiser Islam was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 39 days 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.