KRISHNAIYER SUBRAMANI MD
NPI 1295794105
Internal Medicine - Gastroenterology in West Islip, NY

Q: What is Krishnaiyer Subramani's NPI number?

The NPI number for Krishnaiyer Subramani is 1295794105. It was assigned to this individual provider in the NPPES registry on March 20, 2006.

Q: What is Krishnaiyer Subramani's specialty?

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

Active since March 20, 2006PECOS EnrolledAccepts Medicare Assignment

79.83/100

CMS Quality Rating

500 MONTAUK HWY, SUITE B, WEST ISLIP, NY 11795(631) 422-4343(631) 661-3775 Get Directions Write a Review

NPPES record last updated: May 22, 2008. Verified against the NPPES registry weekly; last sync: July 19, 2026.

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About Krishnaiyer Subramani Md NPPES

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

KRISHNAIYER SUBRAMANI MD (NPI 1295794105) is an individual gastroenterology provider in West Islip, New York, licensed in New York (170817) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS, is affiliated with Nassau University Medical Center, and is a graduate of Other (1983).

NPPES Registry Identity

NPI1295794105

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameKRISHNAIYER SUBRAMANICredential: MD

Location Address500 MONTAUK HWY, SUITE BWest Islip, NY 11795-4418

Mailing Address500 Montauk Highway, Sute BWest Islip, NY 11795 · (631) 422-4343 · Fax (631) 661-3775

Phone(631) 422-4343

Fax(631) 661-3775

Sole ProprietorYes

Medical School CMSOtherGraduated 1983

Enumeration DateMarch 20, 2006

Last NPPES UpdateMay 22, 2008

✔ NPI 1295794105 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in NY · 170817

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.

Also ListedInternal MedicineTaxonomy 207R00000X · License 170817 (NY)

500 MONTAUK HWY, West Islip, NY 11795

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Other Identifiers 3

Medicare PIN71F703NY

Medicare UPINE69908NY

Medicaid01191208NY

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

Krishnaiyer Subramani 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 ID3870519721

PECOS Enrollment IDI20051019001078

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 13

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, 20-29 minutes 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.

1,020 services392 patients

Biopsy of large bowel using a flexible endoscope 45380

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

121 services120 patients

New patient office or other outpatient visit, 30-44 minutes 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.

117 services117 patients

Established patient office or other outpatient visit, 30-39 minutes 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.

112 services107 patients

Established patient office or other outpatient visit, 10-19 minutes 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

105 services99 patients

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

86 services78 patients

Established patient office or other outpatient visit, 20-29 minutes 99213

67 services55 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

50 services49 patients

Initial hospital inpatient care per day, typically 50 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

28 services27 patients

Follow-up hospital inpatient care per day, typically 25 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.

15 services11 patients

New patient office or other outpatient visit, 45-59 minutes 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.

11 services11 patients

Upper gastrointestinal (GI) endoscopy for acid reflux NAN12

An upper GI endoscopy is a procedure to examine your esophagus and stomach using a thin, flexible tube called an endoscope. It helps diagnose conditions like acid reflux by identifying any inflammation or damage. It's generally safe, performed under sedation, and takes about 15-30 minutes.

0 services89 patients

Colonoscopy NAN13

A colonoscopy is a medical procedure that allows your doctor to examine your colon (the large intestine). It utilizes a thin, flexible tube with a tiny camera on the end, which is inserted through the rectum. This procedure can help identify issues such as polyps, inflammation, or early signs of cancer. It's usually recommended for people over 50 or those with specific risk factors.

0 services121 patients

Hospital Affiliations CMS Care Compare 2

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

Nassau University Medical Center

Acute Care Hospitals · East Meadow, NY

1/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number330027

Location2201 Hempstead TurnpikeEast Meadow, NY 11554 · Nassau County

Emergency services Birthing friendly

Good Samaritan Hospital Medical Center

Acute Care Hospitals · West Islip, NY

1/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number330286

Location1000 Montauk HighwayWest Islip, NY 11795 · Suffolk County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11795 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.

79.83/100

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

Scored as part of a group practice

Quality

51.8

Promoting Interoperability

Improvement Activities

Cost

64.21

Reported Quality Measures

Appropriate Follow-Up Interval for Normal Colonoscopy in Average Risk Patients

Percentage of patients aged 50 to 75 years of age receiving a screening colonoscopy without biopsy or polypectomy who had a recommended follow-up interval of at least 10 years for repeat colonoscopy documented in their colonoscopy report

12%25 patients

Appropriate indication for colonoscopy

Percentage of colonoscopy procedures performed for an indication that is included in a published standard list of appropriate indications and the indication is documented

87%775 patients4/55-star benchmark: 99%

NHCR4: Repeat screening or surveillance colonoscopy recommended within one year due to inadequate/poor bowel preparation

Percentage of patients recommended for repeat screening or surveillance colonoscopy within one year or less due to inadequate/poor bowel preparation quality

63%49 patients

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

STEVEN SAMUELS MD

Internal Medicine

500 MONTAUK HWY, SUITE S
WEST ISLIP, NY 11795

Suffolk County (631) 587-7733

STEPHEN U HARRIS MD

Plastic Surgery

500 MONTAUK HWY, SUITE H
WEST ISLIP, NY 11795

Suffolk County (631) 422-9100

DR. MARY ANNE HANLEY GESKIE PH.D.

Psychologist (Clinical)

500 MONTAUK HWY, SUITE Z
WEST ISLIP, NY 11795

Suffolk County (631) 422-5952

PAUL M.GRAPPELL,M.D.,JAMES T.WALKER,M.D.,P.C.

Specialist

500 MONTAUK HWY
WEST ISLIP, NY 11795

Suffolk County (631) 422-4474

DR. MATTHEW LEON WOOLLEY MD

Specialist

500 MONTAUK HWY, SUITE U
WEST ISLIP, NY 11795

Suffolk County (631) 321-0606

DR. REBECO CHAN YU MD

Specialist

500 MONTAUK HWY, SUITE U
WEST ISLIP, NY 11795

Suffolk County (631) 321-0606

DR. ASHOK NAVIT KUKADIA MD

Specialist

500 MONTAUK HWY, SUITE U
WEST ISLIP, NY 11795

Suffolk County (631) 321-0606

SARAH SCHWARTZ M.D., PLLC

Obstetrics & Gynecology

500 MONTAUK HWY, SUITE W
WEST ISLIP, NY 11795

Suffolk County (631) 661-5511

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 Krishnaiyer Subramani's NPI number?

The NPI number for Krishnaiyer Subramani is 1295794105. It was assigned to this individual provider in the NPPES registry on March 20, 2006.

Where is Krishnaiyer Subramani located?

Krishnaiyer Subramani practices at 500 Montauk Hwy Suite B, West Islip, NY 11795. The listed phone number is (631) 422-4343.

What is Krishnaiyer Subramani's specialty?

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

Is Krishnaiyer Subramani enrolled in Medicare?

Yes. Krishnaiyer Subramani 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 Krishnaiyer Subramani affiliated with any hospitals?

According to CMS data, Krishnaiyer Subramani is affiliated with Nassau University Medical Center and Good Samaritan Hospital Medical Center.

When was this NPI record last updated?

The NPPES record for Krishnaiyer Subramani was last updated on May 22, 2008. NPI Profile syncs with the weekly NPPES data releases published by CMS.