EAST SIDE ENDOSCOPY LLC
NPI 1720215320
Clinic/Center - Ambulatory Surgical in New York, NY

NPI Status: Active since June 22, 2009

Contact Information

380 2ND AVE
CONCOURSE A
NEW YORK, NY
ZIP 10010
Phone: (212) 375-1065
Fax: (212) 375-1069

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  • Organization
  • Clinic/Center
  • Ambulatory Surgical
  • CLIA Number: 33D1107354
  • CLIA Cert. Type: Ancillary Testing Site in Health Care Center
  • CLIA Exp. Date: 03-26-2027

About EAST SIDE ENDOSCOPY LLC

This page provides the complete NPI Profile along with additional information for East Side Endoscopy Llc, a provider established in New York, New York operating as a Clinic/center, focusing in ambulatory surgical . The healthcare provider is registered in the NPI registry with number 1720215320 assigned on June 2009. The practitioner's primary taxonomy code is 261QA1903X. The provider is registered as an organization and their NPI record was last updated one year ago. The authorized official of this NPI record is Helen M Lowenwirth (Administrator)

NPI
1720215320
Provider Name
EAST SIDE ENDOSCOPY LLC
Entity Type
Organization
Location Address
380 2ND AVE CONCOURSE A NEW YORK, NY 10010
Location Phone
(212) 375-1065
Location Fax
(212) 375-1069
Mailing Address
380 2ND AVE NEW YORK, NY 10010
Mailing Phone
(212) 375-1065
Mailing Fax
(212) 375-1069
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
06-22-2009
Last Update Date
11-04-2025
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Clinic/Center Ambulatory Surgical

Taxonomy Code
261QA1903X
Type
Ambulatory Health Care Facilities

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

HELEN M LOWENWIRTH

Authorized Official Title
ADMINISTRATOR
Authorized Official Phone
(212) 375-1065

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

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

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.

This service was performed 390 times for 384 patients

Biopsy of large bowel using a flexible endoscope

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.

This service was performed 436 times for 431 patients

Colorectal cancer screening; colonoscopy on individual at high risk

Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.

This service was performed 33 times for 33 patients

Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk

Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.

This service was performed 109 times for 109 patients

Destruction of internal hemorrhoids using heat

This procedure involves using heat to treat internal hemorrhoids. A specialized device generates heat to shrink the hemorrhoid, alleviating discomfort. It's a quick, minimally invasive process with a fast recovery time. It's a common, safe procedure for hemorrhoid relief.

This service was performed 22 times for 17 patients

Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope

This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.

This service was performed 11 times for 11 patients

Diagnostic exam of large bowel using a flexible endoscope

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.

This service was performed 30 times for 30 patients

Diagnostic exam of lower portion of large bowel using a flexible endoscope

This procedure, known as a sigmoidoscopy, involves using a flexible tube with a camera to examine the lower part of your large bowel. It helps in identifying issues like inflammation, ulcers, or abnormal growths. It's a safe, minimally invasive procedure.

This service was performed 27 times for 20 patients

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

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.

This service was performed 232 times for 229 patients

Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope

This procedure involves a flexible tube with a camera, called an endoscope, inserted through your mouth to examine your esophagus, stomach, and upper small bowel. An ultrasound device on the endoscope helps get detailed images. It's safe and helps diagnose various conditions.

This service was performed 13 times for 13 patients

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
33D1107354
Facility Type
Ancillary Testing Site in Health Care Center
Certificate Effective Date
November 03, 2009
Certificate Expiration Date
March 26, 2027
Laboratory Director
DR. BRETT BERNSTEIN
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to East Side Endoscopy Llc to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1720215320, we treat the final digit (0) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 50. The final step is to find the difference between that total and the next multiple of ten (50 - 50 = 0).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
7
Unchanged
Pos 3
2
Doubled → 4
Pos 4
0
Unchanged
Pos 5
2
Doubled → 4
Pos 6
1
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
3
Unchanged
Pos 9
2
Doubled → 4
Check
0
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 2 → 4 2 → 4 5 → 10 → 1 2 → 4

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 7 + 4 + 0 + 4 + 1 + 1 + 0 + 3 + 4 + 24 = 50

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 50 is 50. The difference is the calculated check digit.

50 - 50 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1720215320.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Radiology (Diagnostic Radiology)
380 2ND AVE
NEW YORK, NY 10010
Anesthesiology
380 2ND AVE, CONCOURSE A
NEW YORK, NY 10010
Anesthesiology
380 2ND AVE, SUITE 1000, 10TH FLOOR
NEW YORK, NY 10010
Radiology (Diagnostic Radiology)
380 2ND AVE, GRAMERCY MRI
NEW YORK, NY 10010
Physical Therapist
380 2ND AVE, SUITE 301
NEW YORK, NY 10010
Physical Therapist
380 2ND AVE, SUITE 301
NEW YORK, NY 10010
Internal Medicine (Nephrology)
380 2ND AVE, SUITE 1002
NEW YORK, NY 10010
Audiologist
380 2ND AVE, 9TH FLOOR
NEW YORK, NY 10010
Internal Medicine
380 2ND AVE, SUITE 1002
NEW YORK, NY 10010
Otolaryngology (Otology & Neurotology)
380 2ND AVE, 9TH FLOOR
NEW YORK, NY 10010
Physical Therapist
380 2ND AVE
NEW YORK, NY 10010
Podiatrist
380 2ND AVE, SUITE 303
NEW YORK, NY 10010
Clinic/Center (Physical Therapy)
380 2ND AVE, SUITE 301
NEW YORK, NY 10010
Podiatrist (Foot Surgery)
380 2ND AVE, SUITE 303
NEW YORK, NY 10010
Specialist
380 2ND AVE, 301
NEW YORK, NY 10010
Speech-Language Pathologist
380 2ND AVE, 9TH FLOOR
NEW YORK, NY 10010
Speech-Language Pathologist
380 2ND AVE, 9TH FLOOR
NEW YORK, NY 10010
Audiologist-Hearing Aid Fitter
380 2ND AVE, 9TH FLOOR
NEW YORK, NY 10010
Audiologist
380 2ND AVE, 9TH FLOOR
NEW YORK, NY 10010
Durable Medical Equipment & Medical Supplies
380 2ND AVE
NEW YORK, NY 10010

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1720215320, enumerated as an "organization" on June 22, 2009.

The provider is located at 380 2ND AVE CONCOURSE A NEW YORK, NY 10010 and the phone number is (212) 375-1065.

Clinic/Center with taxonomy code 261QA1903X and a focus in Ambulatory Surgical.