RIFAT MAMUN MD
NPI 1235556309
Internal Medicine - Gastroenterology in Manhasset, NY

Active since March 26, 2014PECOS EnrolledAccepts Medicare Assignment
91.25/100
CMS Quality Rating
300 COMMUNITY DR, MANHASSET, NY 11030(516) 387-3990 Get Directions Write a Review

NPPES record last updated: January 29, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Rifat Mamun Md NPPES

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

RIFAT MAMUN MD (NPI 1235556309) is an individual gastroenterology provider in Manhasset, New York, licensed in New York (288438-01) and active in the NPI registry since March 2014. She is enrolled in Medicare PECOS, is affiliated with North Shore University Hospital, and is a graduate of Albany Medical College Of Union University (2014).

NPPES Registry Identity

NPI1235556309
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameRIFAT MAMUNCredential: MD
Location Address300 COMMUNITY DRManhasset, NY 11030-3816
Mailing Address300 Community DrManhasset, NY 11030-3816 · (516) 387-3990
Sole ProprietorNo
Medical School CMSAlbany Medical College Of Union UniversityGraduated 2014
Enumeration DateMarch 26, 2014
Last NPPES UpdateJanuary 29, 2026
NPPES CertifiedJanuary 29, 2026
NPI 1235556309 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License Licensed in NY · 288438-01
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
300 COMMUNITY DR, Manhasset, NY 11030

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

Rifat Mamun 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 ID3779821228
PECOS Enrollment IDI20210823001897
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 10

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
241 services152 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.
53 services31 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.
33 services27 patients
Diagnostic exam of small bowel (excluding lower small intestine) using an endoscope 44360
This procedure involves using a thin, flexible tube with a light and camera, called an endoscope, to examine the small bowel. It helps identify issues such as inflammation, bleeding, or growths. It's not painful and is generally safe.
24 services24 patients
Diagnostic exam of large bowel using a flexible endoscope 45378
This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.
19 services19 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
16 services16 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

Long Island Jewish Medical Center

Acute Care Hospitals · New Hyde Park, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330195
Location270 - 05 76th AvenueNew Hyde Park, NY 11040 · Nassau County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11030 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.

91.25/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality74.92
Promoting Interoperability91.67
Improvement Activities40

Other Providers at the Same Location NPPES 20

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

Internal Medicine (Advanced Heart Failure and Transplant Cardiology)
300 COMMUNITY DR
MANHASSET, NY 11030
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
300 COMMUNITY DR
MANHASSET, NY 11030
Anesthesiology
300 COMMUNITY DR
MANHASSET, NY 11030
Emergency Medicine
300 COMMUNITY DR
MANHASSET, NY 11030
Physician Assistant
300 COMMUNITY DR, NORTH SHORE UNIVERSITY HOSPITAL
MANHASSET, NY 11030
Nurse Anesthetist, Certified Registered
300 COMMUNITY DR, DEPT OF ANESTHESIA
MANHASSET, NY 11030
Nurse Practitioner (Acute Care)
300 COMMUNITY DR
MANHASSET, NY 11030
Physician Assistant
300 COMMUNITY DR
MANHASSET, NY 11030

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 Rifat Mamun's NPI number?

The NPI number for Rifat Mamun is 1235556309. It was assigned to this individual provider in the NPPES registry on March 26, 2014.

Where is Rifat Mamun located?

Rifat Mamun practices at 300 Community Dr, Manhasset, NY 11030. The listed phone number is (516) 387-3990.

What is Rifat Mamun's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Rifat Mamun enrolled in Medicare?

Yes. Rifat Mamun 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 Rifat Mamun affiliated with any hospitals?

According to CMS data, Rifat Mamun is affiliated with North Shore University Hospital and Long Island Jewish Medical Center.

When was this NPI record last updated?

The NPPES record for Rifat Mamun was last updated on January 29, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.