PORTLAND ENDOSCOPY CENTER
NPI 1558456459
Clinic/Center - Ambulatory Surgical in Portland, ME

NPI Status: Active since October 04, 2006

Contact Information

161 MARGINAL WAY
PORTLAND, ME
ZIP 04101
Phone: (207) 773-7964
Fax: (207) 773-9073

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  • Organization
  • Clinic/Center
  • Ambulatory Surgical
  • Accepts Insurance
  • CLIA Number: 20D0864869
  • CLIA Cert. Type: Ambulatory Surgery Center
  • CLIA Exp. Date: 08-31-2026

About PORTLAND ENDOSCOPY CENTER

This page provides the complete NPI Profile along with additional information for Portland Endoscopy Center, a provider established in Portland, Maine operating as a Clinic/center, focusing in ambulatory surgical . The healthcare provider is registered in the NPI registry with number 1558456459 assigned on October 2006. 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 Melissa Gousse (Practice Administrator)

NPI
1558456459
Provider Name
PORTLAND ENDOSCOPY CENTER
Entity Type
Organization
Location Address
161 MARGINAL WAY PORTLAND, ME 04101
Location Phone
(207) 773-7964
Location Fax
(207) 773-9073
Mailing Address
161 MARGINAL WAY PORTLAND, ME 04101
Mailing Phone
(207) 773-7964
Mailing Fax
(207) 773-9073
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
10-04-2006
Last Update Date
02-14-2025
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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

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Anthem Bronze Access Blue New England HMO 6000/20%/8000 w/HSA - HMO
  • Anthem Bronze Access Blue New England HMO 7000/50%/8000 w/HSA - HMO
  • Anthem Bronze Access Blue New England HMO 7500/30%/10000 Value - HMO
  • Anthem Bronze Access Blue New England HMO 8500/50%/9200 - HMO
  • Anthem Gold Access Blue New England HMO 1000/20%/7500 - HMO
  • Anthem Gold Access Blue New England HMO 2000/0%/6500 RxD - HMO
  • Anthem Gold Access Blue New England HMO 2000/10%/4600 w/HSA - HMO
  • Anthem Gold Access Blue New England HMO 2000/10%/7500 - HMO
  • Anthem Gold Access Blue New England HMO 2000/20%/4600 w/HSA - HMO
  • Anthem Gold Access Blue New England HMO 3000/0%/7500 RxD - HMO
  • Anthem Gold Access Blue New England HMO 500/30%/9000 - HMO
  • Anthem Platinum Access Blue New England HMO 250/10%/3500 - HMO
  • Anthem Silver Access Blue New England HMO 2500/30%/10000 Value - HMO
  • Anthem Silver Access Blue New England HMO 3000/30%/9000 Value - HMO
  • Anthem Silver Access Blue New England HMO 3500/20%/10000 - HMO
  • Anthem Silver Access Blue New England HMO 3500/20%/7250 w/HSA - HMO
  • Anthem Silver Access Blue New England HMO 4000/0%/9000 - HMO
  • Anthem Silver Access Blue New England HMO 4000/0%/9000 RxD - HMO
  • Anthem Silver Access Blue New England HMO 4000/10%/7250 w/HSA - HMO
  • Anthem Silver Access Blue New England HMO 4000/20%/8500 - HMO
  • WellSense Clarity NH Bronze 6500 HSA + $0 Rx List + 24/7 Nurse Advice - HMO
  • WellSense Clarity NH Bronze 7500 HSA + $0 Rx List + 24/7 Nurse Advice - HMO
  • WellSense Clarity NH Bronze 7600 HSA + $0 Rx List + 24/7 Nurse Advice - HMO
  • WellSense Clarity NH Gold 2000 + $0 Rx List + 24/7 Nurse Advice - HMO
  • WellSense Clarity NH Silver 0 Deductible + $0 Rx List + 24/7 Nurse Advice - HMO
  • WellSense Clarity NH Silver 3400 + $0 Rx List + 24/7 Nurse Advice - HMO
  • WellSense Clarity NH Silver 6000 + $0 Rx List + 24/7 Nurse Advice - HMO

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

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

MELISSA GOUSSE

Authorized Official Title
PRACTICE ADMINISTRATOR
Authorized Official Phone
(207) 773-7964

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
118790000MEDICAID (05)ME 

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.

Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm

This procedure involves using a flexible tube with a camera, called an endoscope, to gently expand narrowed areas in your esophagus, stomach, or upper small bowel. A small balloon is inflated, making it easier for food and liquid to pass through. It's safe and effective.

This service was performed 66 times for 65 patients

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 303 times for 295 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 243 times for 243 patients

Biopsy of lower large bowel using a flexible endoscope

A biopsy of the lower large bowel involves using a flexible tube with a camera (endoscope) to examine this part of your digestive tract. Small tissue samples may be taken for further examination to detect any abnormalities.

This service was performed 13 times for 12 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 163 times for 163 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 106 times for 106 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 58 times for 56 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 47 times for 46 patients

Insertion of guide wire with dilation of esophagus using a flexible endoscope

This is a procedure where a thin tube, called an endoscope, is gently passed through your mouth into your esophagus. A guide wire is then inserted to help widen any narrow areas. This helps improve swallowing and reduce discomfort.

This service was performed 47 times for 42 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 719 times for 712 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
20D0864869
Facility Type
Ambulatory Surgery Center
Certificate Effective Date
September 01, 2024
Certificate Expiration Date
August 31, 2026
Laboratory Director
KATE KENNEDY
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Portland Endoscopy Center 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 1558456459, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
5
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
8
Unchanged
Pos 5
4
Doubled → 8
Pos 6
5
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
4
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
9
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 5 → 10 → 1 4 → 8 6 → 12 → 3 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 0 + 8 + 8 + 5 + 1 + 2 + 4 + 1 + 0 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1558456459.

Other Providers at the Same Location


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

Nurse Practitioner
161 MARGINAL WAY
PORTLAND, ME 04101
Internal Medicine (Gastroenterology)
161 MARGINAL WAY
PORTLAND, ME 04101
Specialist
161 MARGINAL WAY
PORTLAND, ME 04101
Internal Medicine (Gastroenterology)
161 MARGINAL WAY
PORTLAND, ME 04101
Nurse Practitioner
161 MARGINAL WAY
PORTLAND, ME 04101
Internal Medicine (Gastroenterology)
161 MARGINAL WAY
PORTLAND, ME 04101
Internal Medicine (Gastroenterology)
161 MARGINAL WAY
PORTLAND, ME 04101
Internal Medicine (Gastroenterology)
161 MARGINAL WAY
PORTLAND, ME 04101
Internal Medicine (Gastroenterology)
161 MARGINAL WAY
PORTLAND, ME 04101
Internal Medicine (Gastroenterology)
161 MARGINAL WAY
PORTLAND, ME 04101
Nurse Practitioner (Family)
161 MARGINAL WAY
PORTLAND, ME 04101
Nurse Practitioner (Family)
161 MARGINAL WAY
PORTLAND, ME 04101
Nurse Practitioner
161 MARGINAL WAY
PORTLAND, ME 04101
Internal Medicine (Gastroenterology)
161 MARGINAL WAY
PORTLAND, ME 04101
Internal Medicine (Gastroenterology)
161 MARGINAL WAY
PORTLAND, ME 04101
Internal Medicine (Gastroenterology)
161 MARGINAL WAY
PORTLAND, ME 04101
Internal Medicine (Gastroenterology)
161 MARGINAL WAY
PORTLAND, ME 04101
Nurse Practitioner
161 MARGINAL WAY
PORTLAND, ME 04101
Internal Medicine (Gastroenterology)
161 MARGINAL WAY
PORTLAND, ME 04101
Internal Medicine (Gastroenterology)
161 MARGINAL WAY
PORTLAND, ME 04101

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1558456459, enumerated as an "organization" on October 04, 2006.

The provider is located at 161 MARGINAL WAY PORTLAND, ME 04101 and the phone number is (207) 773-7964.

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

The provider might be accepting Accepts: Anthem Blue Cross and Blue Shield, WellSense. Please consult your insurance carrier or call the provider to verify.