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DR. JAMILUR REJA
NPI 1265053615
Internal Medicine in Oyster Bay, NY

Active since April 27, 2020PECOS EnrolledAccepts Medicare Assignment
275 SOUTH ST, OYSTER BAY, NY 11771(516) 226-1383(516) 226-1384 Get Directions Write a Review

NPPES record last updated: October 28, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Jamilur Reja NPPES

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

DR. JAMILUR REJA (NPI 1265053615) is an individual internal medicine provider in Oyster Bay, New York, licensed in New York (327030) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS, is affiliated with North Shore University Hospital, and is a graduate of Icahn School Of Medicine At Mount Sinai (2020).

NPPES Registry Identity

NPI1265053615
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. JAMILUR REJA
Location Address275 SOUTH STOyster Bay, NY 11771-2911
Mailing Address275 South StOyster Bay, NY 11771-2911 · (516) 226-1383 · Fax (516) 226-1384
Phone(516) 226-1383
Fax(516) 226-1384
Sole ProprietorYes
Medical School CMSIcahn School Of Medicine At Mount SinaiGraduated 2020
Enumeration DateApril 27, 2020
Last NPPES UpdateOctober 28, 2025
NPPES CertifiedOctober 28, 2025
✔ NPI 1265053615 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 · 327030
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.
275 SOUTH ST, Oyster Bay, NY 11771
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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. Jamilur Reja 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 ID6305282526
PECOS Enrollment IDI20240311002309
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 3

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.
100 services84 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.
75 services63 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.
28 services25 patients

Hospital Affiliations CMS Care Compare 2

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

North Shore University Hospital

Acute Care Hospitals · Manhasset, NY
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330106
Location300 Community DriveManhasset, NY 11030 · Nassau County
Emergency services Birthing friendly

Northwell Hospital Glen Cove

Acute Care Hospitals · Glen Cove, NY
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330181
Location101 St Andrews LaneGlen Cove, NY 11542 · Nassau County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11771 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.

Other Providers at the Same Location NPPES 2

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

MANPREET KAUR
Internal Medicine (Geriatric Medicine)
275 SOUTH ST
OYSTER BAY, NY 11771
Nassau County (516) 226-1383
AYODELE ESTHER OYEYEMI MD
Internal Medicine (Geriatric Medicine)
275 SOUTH ST
OYSTER BAY, NY 11771
Nassau County (516) 226-1383

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 Jamilur Reja's NPI number?

The NPI number for Jamilur Reja is 1265053615. It was assigned to this individual provider in the NPPES registry on April 27, 2020.

Where is Jamilur Reja located?

Jamilur Reja practices at 275 South St, Oyster Bay, NY 11771. The listed phone number is (516) 226-1383.

What is Jamilur Reja's specialty?

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

Is Jamilur Reja enrolled in Medicare?

Yes. Jamilur Reja 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 Jamilur Reja affiliated with any hospitals?

According to CMS data, Jamilur Reja is affiliated with North Shore University Hospital and Northwell Hospital Glen Cove.

When was this NPI record last updated?

The NPPES record for Jamilur Reja was last updated on October 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.