1. Home
  2. Directory
  3. New York
  4. Potsdam
  5. Surgery
  6. NPI Profile

DR. GWEN LINDSEY BONNER M.D.
NPI 1386901015
Surgery in Potsdam, NY

Active since April 19, 2012PECOS EnrolledAccepts Medicare Assignment
95.38/100
CMS Quality Rating
50 LEROY ST, POTSDAM, NY 13676(315) 265-3300(315) 379-0849 Get Directions Write a Review

NPPES record last updated: July 10, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 10, 2024, Mar 31, 2021, Sep 25, 2018 and 3 more (6 updates tracked since 2016).

About Dr. Gwen Lindsey Bonner M.d. NPPES

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

DR. GWEN LINDSEY BONNER M.D. (NPI 1386901015) is an individual surgery provider in Potsdam, New York, licensed in New York (292640-1) and active in the NPI registry since April 2012. She is enrolled in Medicare PECOS, is affiliated with Canton-potsdam Hospital, and maintains a secondary practice location in Canton.

NPPES Registry Identity

NPI1386901015
Entity TypeIndividualFemale
Primary Taxonomy208600000X
Provider Legal NameDR. GWEN LINDSEY BONNERCredential: M.D.
Location Address50 LEROY STPotsdam, NY 13676-1786
Mailing Address50 Leroy StPotsdam, NY 13676-1786 · (315) 265-3300 · Fax (315) 379-0849
Phone(315) 265-3300
Fax(315) 379-0849
Sole ProprietorNo
Medical School CMSTexas A & M University System, Hsc, College Of MedicineGraduated 2012
Enumeration DateApril 19, 2012
Last NPPES UpdateJuly 10, 20246 updates tracked since enumeration
NPPES CertifiedJuly 10, 2024
✔ NPI 1386901015 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
Licenses✔ Licensed in NY · 292640-1✔ Licensed in OH · 35.129611
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
50 LEROY ST, Potsdam, NY 13676
Open in Google Maps ↗

Secondary Practice Location 1

Location 180 E Main StCanton, NY 13617-1450 · Phone (315) 379-9460 · Fax (315) 379-0849

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Gwen Lindsey Bonner M.d. 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 ID42591240
PECOS Enrollment IDI20180913000043
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.

Medicare Billing Reassignments

2

Medicare enrollment records show Gwen Bonner reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Canton-Potsdam Hospital
Same address
General Acute Care Hospital
50 LEROY STREET
Potsdam, NY 13676
  • Reassigned Medicare billing, New York enrollment
  • 414 clinicians in this Medicare group
NPI 1568548782 (315) 265-3300
Canton-Potsdam Medical Practice PLLC
10 mi
Multi-Specialty
80 EAST MAIN STREET
Canton, NY 13617
  • Reassigned Medicare billing, New York enrollment
  • 7 clinicians in this Medicare group
NPI 1760821417 (315) 265-3300

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

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.
44 services44 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 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.
38 services32 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.
35 services33 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 services31 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.
28 services28 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
26 services16 patients

Hospital Affiliations CMS Care Compare 2

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

Canton-Potsdam Hospital

Acute Care Hospitals · Potsdam, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330197
Location50 Leroy StreetPotsdam, NY 13676 · St. Lawrence County
Emergency services Birthing friendly

Slhs Massena, Inc

Critical Access Hospitals · Massena, NY
OwnershipVoluntary non-profit - Private
CMS Certification Number331322
Location1 Hospital DriveMassena, NY 13662 · St. Lawrence County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 13676 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
$84.93 typical visit price
range $54.87 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$68.57 typical visit price
range $17.54 – $136.14
Typical copayment $17.14 (range $4.38 – $34.03)
Most-billed visit code 99213
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.

95.38/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality81.26
Promoting Interoperability99.17
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.

JULIE LYNN LAWLESS LCSW
Social Worker (Clinical)
50 LEROY ST
POTSDAM, NY 13676
St. Lawrence County (315) 265-3300
DR. KYLE FLINT PHARMD, RPH
Pharmacist
50 LEROY ST
POTSDAM, NY 13676
St. Lawrence County (315) 265-3300
HEATHER MACKINNON
Physician Assistant
50 LEROY ST
POTSDAM, NY 13676
St. Lawrence County (315) 265-3300
KARYN SULLIVAN PA
Emergency Medicine
50 LEROY ST
POTSDAM, NY 13676
St. Lawrence County (315) 782-2620
COREEN BOHL MSW, LCSW, ACHP-SW
Social Worker (Clinical)
50 LEROY ST
POTSDAM, NY 13676
St. Lawrence County (315) 265-3300
KELSEY MILLER
Pharmacist
50 LEROY ST
POTSDAM, NY 13676
St. Lawrence County (315) 261-5511
CHRISTINA KASHMER PA
Physician Assistant
50 LEROY ST
POTSDAM, NY 13676
St. Lawrence County (315) 265-3300
YASMEEN ZAIDI MS
Counselor (Mental Health)
50 LEROY ST
POTSDAM, NY 13676
St. Lawrence County (315) 265-3300

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 Gwen Bonner's NPI number?

The NPI number for Gwen Bonner is 1386901015. It was assigned to this individual provider in the NPPES registry on April 19, 2012.

Where is Gwen Bonner located?

Gwen Bonner practices at 50 Leroy St, Potsdam, NY 13676. The listed phone number is (315) 265-3300.

What is Gwen Bonner's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Gwen Bonner enrolled in Medicare?

Yes. Gwen Bonner 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.

Which organizations bill Medicare for Gwen Bonner's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gwen Bonner reassigns Medicare benefits to 2 organizations: Canton-Potsdam Hospital (Potsdam, NY) and Canton-Potsdam Medical Practice PLLC (Canton, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Gwen Bonner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gwen Bonner accept?

Health plans from CareSource list Gwen Bonner as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Gwen Bonner affiliated with any hospitals?

According to CMS data, Gwen Bonner is affiliated with Canton-Potsdam Hospital and Slhs Massena, Inc.

When was this NPI record last updated?

The NPPES record for Gwen Bonner was last updated on July 10, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.