DR. PHUONG HOANG NGUYEN M.D.
NPI 1285782987
Colon & Rectal Surgery in Redmond, OR

Q: What is Phuong Nguyen's NPI number?

The NPI number for Phuong Nguyen is 1285782987. It was assigned to this individual provider in the NPPES registry on January 8, 2007.

Q: What is Phuong Nguyen's specialty?

The primary specialty registered for this NPI is Colon & Rectal Surgery with taxonomy code 208C00000X.

Q: When was this NPI record last updated?

The NPPES record for Phuong Nguyen was last updated on October 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.

Active since January 08, 2007PECOS EnrolledAccepts Medicare Assignment

1315 NW 4TH ST STE A, REDMOND, OR 97756(541) 548-7761(541) 598-3485 Get Directions Write a Review

NPPES record last updated: October 17, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 22, 2020, Nov 6, 2018 (2 updates tracked since 2018).

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About Dr. Phuong Hoang Nguyen M.d. NPPES

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

DR. PHUONG HOANG NGUYEN M.D. (NPI 1285782987) is an individual colon & rectal surgery provider in Redmond, Oregon, licensed in California (A137030) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with St Charles Medical Center - Bend, and is a graduate of Other (2006).

NPPES Registry Identity

NPI1285782987

Entity TypeIndividualMale

Primary Taxonomy208C00000X

Provider Legal NameDR. PHUONG HOANG NGUYENCredential: M.D.

Location Address1315 NW 4TH ST STE ARedmond, OR 97756-1328

Mailing Address2500 Ne Neff RdBend, OR 97701-6015 · (541) 382-4321

Phone(541) 548-7761

Fax(541) 598-3485

Sole ProprietorNo

Medical School CMSOtherGraduated 2006

Enumeration DateJanuary 8, 2007

Last NPPES UpdateOctober 17, 20252 updates tracked since enumeration

NPPES CertifiedOctober 17, 2025

✔ NPI 1285782987 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyColon & Rectal SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208C00000X

Licenses✔ Licensed in CA · A137030✔ Licensed in NC · 2013-00733

Definition

A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by medical and surgical means. This specialist also deals with other organs and tissues (such as the liver, urinary and female reproductive system) involved with primary intestinal disease.

1315 NW 4TH ST STE A, Redmond, OR 97756

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans and more.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. Phuong Hoang Nguyen 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 ID9234375510

PECOS Enrollment IDI20180227001832

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

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

St. Charles Health System, Inc.

16 mi

Family Medicine

2500 NE NEFF RD
Bend, OR 97701

Reassigned Medicare billing, Oregon enrollment
348 clinicians in this Medicare group

NPI 1023331303 (541) 382-4321

Good Shepherd Health Care System

141 mi

Pediatrics

600 NW 11TH ST STE E33
Hermiston, OR 97838

Reassigned Medicare billing, Oregon enrollment
344 clinicians in this Medicare group

NPI 1336198159 (541) 667-3740

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 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.

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.

111 services110 patients

Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery 45384

This procedure involves using a flexible tube with a camera, called an endoscope, to view the large intestine. If any abnormal growths or polyps are found, they are removed with an electrically-heated instrument. This is a common way to prevent bowel issues.

85 services84 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.

72 services52 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.

70 services70 patients

Diagnostic exam of anus using an endoscope 46600

This procedure involves using a thin, flexible instrument called an endoscope to examine the anal area. It helps detect any abnormal conditions or issues. It's a safe, routine exam performed by a healthcare professional.

43 services37 patients

Colorectal cancer screening; colonoscopy on individual at high risk G0105

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.

30 services29 patients

Telephone medical discussion with physician, 21-30 minutes 99443

This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.

24 services18 patients

Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121

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.

23 services23 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.

22 services22 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 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.

22 services22 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.

21 services21 patients

Injection beneath lining of large bowel using a flexible endoscope 45381

This procedure involves a flexible tube, called an endoscope, being inserted into the large bowel. A small needle is then passed through the tube to inject medication under the bowel lining. This is typically done to treat inflammation or bleeding.

12 services12 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.

11 services11 patients

Hospital Affiliations CMS Care Compare 2

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

St Charles Medical Center - Bend

Acute Care Hospitals · Bend, OR

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number380047

Location2500 NE Neff RoadBend, OR 97701 · Deschutes County

Emergency services Birthing friendly

St Charles Medical Center Prineville

Critical Access Hospitals · Prineville, OR

OwnershipVoluntary non-profit - Private

CMS Certification Number381313

Location384 SE Combs Flat RoadPrineville, OR 97754 · Crook County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97756 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

$84.82 typical visit price

range $54.96 – $166.64

Typical copayment $21.20 (range $13.74 – $41.66)

Most-billed visit code 99203

Established Patient

$68.64 typical visit price

range $17.68 – $136.19

Typical copayment $17.16 (range $4.42 – $34.04)

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.

Other Providers at the Same Location NPPES 10

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

DR. RANDY J KJORSTAD M.D.

Surgery