Active NPI 1801930201 Individual Practitioner Male Practitioner

Dr. Thien Khai Nguyen , MD

Surgery • Bellevue, WA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Thien Nguyen, MD is a certified Surgery practicing in Bellevue, WA. With approximately 24 years of clinical experience since graduating from University Of Southern California Keck School Of Medicine in 2002, Dr. Nguyen delivers high-quality medical care to the local community at 1035 116TH AVE NE.

Dr. Nguyen is affiliated with Overlake Medical Clinics Llc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include new patient outpatient office visit, established patient outpatient office visit, initial hospital care with straightforward or low-level medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1035 116th Ave Ne

Bellevue, WA 98004

Telephone 4256885214

Associated Practice Facility / Clinic

🏢 Eastside Pathology Inc Ps Facility NPI 1609830900

Medicare Profile & Education

Medical School

University Of Southern California Keck School Of Medicine

Graduation Year

2002

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Bellevue, WA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

24 Yrs +2.1 yrs vs City Avg

City Avg: 21.9 Yrs

State Avg: 22.8 Yrs

Regional Practice Density

27 Specialists

Practicing in Bellevue, WA (818 Statewide)

Telehealth Adoption Rate

22.2% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

60.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Nguyen (24 Years) 24 Yrs

Bellevue Specialty Average (21.9 Years) 21.9 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	20	20	$463.20	$183.75
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	15	$357.36	$141.69

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	12	11	$356.79	$142.56

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	13	$318.09	$143.06
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$300.80	$124.95
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$449.10	$185.48

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	22	$441.75	$186.23
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	15	15	$386.05	$201.42
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	13	$289.07	$144.77

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	28	22	$289.07	$121.66
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	22	19	$386.05	$159.88

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	50	40	$386.05	$156.45
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	28	26	$360.67	$146.42
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	23	15	$189.17	$77.83
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	12	12	$549.04	$224.40

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	56	39	$386.05	$151.83
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	26	15	$189.17	$77.01
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	24	23	$360.67	$144.75
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	15	15	$441.75	$177.04
43644 Bypass operation of stomach using an endoscope	14	14	$4508.31	$1860.18
43281 Repair of hernia of muscle at esophagus and stomach using an endoscope	13	13	$3704.36	$1019.26
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	12	12	$289.07	$116.57

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	47	36	$289.07	$106.42
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	24	24	$386.05	$154.20
43281 Repair of hernia of muscle at esophagus and stomach using an endoscope	21	21	$3439.77	$918.11
43644 Bypass operation of stomach using an endoscope	19	19	$4804.91	$1805.80
99213 Established patient office or other outpatient visit, typically 15 minutes	17	15	$196.35	$78.51
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	16	16	$289.76	$115.72
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	13	$360.67	$142.89

Medical Specialties & State Licenses

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License WA MD60026209

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.

Surgery

NUCC Taxonomy Code: 208600000X

State License MA 233186

Hospital & Practice Group Affiliations

Overlake Medical Clinics Llc

1035 116th Ave Ne, Bellevue, WA 980044604

Overlake Medical Clinics Llc

1035 116th Ave Ne, Bellevue, WA 980044604

Phone: 4256885072

Overlake Medical Clinics Llc

1750 112th Ave Ne, Bellevue, WA 980043772

Phone: 4256885460

Overlake Medical Clinics Llc

1231 116th Ave Ne, Bellevue, WA 980043804

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners

Kay Wieben

Physical Therapist

NPI 1003025701

Dr. Gene Paek , MD

Anesthesiology

NPI 1003100488

Doctor of Medicine (M.D.)

Hagen Nelson , PA-C

Physician Assistant - Medical

NPI 1013365873

Physician Assistant (Certified)

Patrick Duffy , PA-C

Physician Assistant

NPI 1023488756

Physician Assistant (Certified)

Franciannna Parfenonnva

Nurse's Aide

NPI 1033999289

Linda Iraola , ARNP

Nurse Practitioner - Family

NPI 1053935007

Advanced Registered Nurse Practitioner

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events

✅

NPI Profile Active August 14, 2008

NPI status registered as active in NPPES database

📍

Updated Practice Location August 14, 2008

Registered at 1035 116TH AVE NE, BELLEVUE, WA 98004 (Tel: 4256885214)

📍

Updated Business Mailing Address August 14, 2008

Registered at 1035 116TH AVE NE, BELLEVUE, WA 98004

👤

Provider Name / Credentials Updated August 14, 2008

Recorded as THIEN NGUYEN, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 14, 2008

Surgery (License #MD60026209 in WA)

🟢

Initial NPI Registration & Enumeration February 18, 2007

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1801930201

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: February 18, 2007

Last Update: August 14, 2008

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1035 116th Ave Ne

Bellevue, WA 98004

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.