Active NPI 1073684890 Individual Practitioner Female Practitioner

Dr. Christy Martinez Dunst , MD

Surgery • Portland, OR

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Christy Dunst, MD is a certified Surgery practicing in Portland, OR. With approximately 28 years of clinical experience since graduating from University Of Colorado School Of Medicine, Denver in 1998, Dr. Dunst delivers high-quality medical care to the local community at 4805 NE GLISAN ST.

Dr. Dunst is affiliated with Hoag Clinic and accepts Medicare assignment.

Frequently performed procedures and clinical services include biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, established patient outpatient office visit, new patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

4805 Ne Glisan St
Suite 6n60

Portland, OR 972132933

Telephone 5032810561

Fax 5034167377

Associated Practice Facility / Clinic

🏢 Eugene Borkan, Md, Pc Facility NPI 1497760300

Medicare Profile & Education

Medical School

University Of Colorado School Of Medicine, Denver

Graduation Year

1998

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Portland, OR

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

28 Yrs +7.1 yrs vs City Avg

City Avg: 20.9 Yrs

State Avg: 23.3 Yrs

Regional Practice Density

177 Specialists

Practicing in Portland, OR (555 Statewide)

Telehealth Adoption Rate

23.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

83.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Dunst (28 Years) 28 Yrs

Portland Specialty Average (20.9 Years) 20.9 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
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	55	53	$1310.00	$89.16
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	33	26	$443.00	$131.40
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	32	32	$577.00	$165.71
91010 Study of esophagus to assess movement	32	32	$769.00	$233.66
91037 Monitoring and recording of esophageal function through nasal tube with electrode	29	29	$582.00	$178.43
91035 Monitoring and recording of esophageal function through a capsule attached to the esophagus wall	22	22	$1635.00	$484.76
43252 Microscopic examination of esophagus, stomach, and/or upper small bowel using an endoscope	18	15	$1171.00	$138.65
43249 Balloon dilation of esophagus using an endoscope	18	15	$3879.00	$144.65
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	14	14	$761.00	$224.63
91040 Study of esophageal sensation by balloon distension	11	11	$167.00	$48.29

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	58	54	$1310.00	$86.23
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	39	32	$436.00	$130.51
91010 Study of esophagus to assess movement	35	35	$769.00	$233.53
91037 Monitoring and recording of esophageal function through nasal tube with electrode	35	35	$586.00	$179.34
99213 Established patient office or other outpatient visit, typically 15 minutes	26	21	$308.00	$92.46
91035 Monitoring and recording of esophageal function through a capsule attached to the esophagus wall	25	25	$1635.00	$495.32
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	25	25	$568.00	$162.78
43249 Balloon dilation of esophagus using an endoscope	22	17	$3879.00	$140.70
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope	21	17	$1022.00	$118.70
91034 Monitoring and recording of gastroesophageal reflux through nose including analysis and interpretation	15	15	$664.00	$205.01
43252 Microscopic examination of esophagus, stomach, and/or upper small bowel using an endoscope	14	13	$1168.00	$149.01
91040 Study of esophageal sensation by balloon distension	12	11	$167.00	$49.29

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	60	53	$1221.00	$73.82
91010 Study of esophagus to assess movement	32	32	$711.00	$242.71
91037 Monitoring and recording of esophageal function through nasal tube with electrode	32	32	$540.00	$184.64
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	30	26	$394.00	$131.58
43252 Microscopic examination of esophagus, stomach, and/or upper small bowel using an endoscope	28	23	$1085.00	$133.49
43249 Balloon dilation of esophagus using an endoscope	25	20	$3582.00	$143.55
91035 Monitoring and recording of esophageal function through a capsule attached to the esophagus wall	21	21	$1508.00	$518.01
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	17	17	$680.00	$224.88
91034 Monitoring and recording of gastroesophageal reflux through nose including analysis and interpretation	17	17	$611.00	$209.07
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$515.00	$170.48
91040 Study of esophageal sensation by balloon distension	12	11	$152.00	$50.34
43282 Repair of hernia of muscle at esophagus and stomach with implantation of mesh using an endoscope	11	11	$5630.18	$1693.75

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	50	44	$1206.00	$84.57
91037 Monitoring and recording of esophageal function through nasal tube with electrode	50	50	$538.00	$186.09
91010 Study of esophagus to assess movement	50	50	$685.00	$238.71
91034 Monitoring and recording of gastroesophageal reflux through nose including analysis and interpretation	27	26	$614.00	$214.49
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	27	15	$69.00	$24.04
99213 Established patient office or other outpatient visit, typically 15 minutes	25	22	$278.00	$94.59
43252 Microscopic examination of esophagus, stomach, and/or upper small bowel using an endoscope	25	18	$1067.00	$116.33
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	25	25	$675.00	$212.96
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	19	17	$395.00	$129.71
43249 Balloon dilation of esophagus using an endoscope	16	16	$3617.00	$148.47
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	16	14	$551.00	$176.73
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	16	16	$511.00	$168.85
91035 Monitoring and recording of esophageal function through a capsule attached to the esophagus wall	14	14	$1555.00	$544.84

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	48	46	$1116.00	$88.32
91037 Monitoring and recording of esophageal function through nasal tube with electrode	45	45	$495.00	$176.99
91010 Study of esophagus to assess movement	45	45	$599.00	$213.80
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	24	$321.00	$109.10
43249 Balloon dilation of esophagus using an endoscope	25	22	$3260.00	$149.34
99213 Established patient office or other outpatient visit, typically 15 minutes	16	15	$222.00	$74.12
43282 Repair of hernia of muscle at esophagus and stomach with implantation of mesh using an endoscope	16	16	$5514.25	$1841.91
91034 Monitoring and recording of gastroesophageal reflux through nose including analysis and interpretation	16	16	$568.00	$196.98
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	16	16	$486.00	$161.25
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	15	15	$606.53	$213.69
91035 Monitoring and recording of esophageal function through a capsule attached to the esophagus wall	15	15	$1440.00	$518.12
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	14	11	$68.00	$24.36
43252 Microscopic examination of esophagus, stomach, and/or upper small bowel using an endoscope	13	13	$971.00	$126.79
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope	12	11	$838.00	$123.09

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
91010 Study of esophagus to assess movement	62	61	$565.00	$199.31
91037 Monitoring and recording of esophageal function through nasal tube with electrode	62	61	$489.00	$174.49
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	54	53	$1070.00	$83.13
99213 Established patient office or other outpatient visit, typically 15 minutes	40	36	$219.00	$74.31
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	35	20	$67.00	$23.89
91034 Monitoring and recording of gastroesophageal reflux through nose including analysis and interpretation	31	28	$566.00	$195.25
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	31	31	$486.00	$164.52
43252 Microscopic examination of esophagus, stomach, and/or upper small bowel using an endoscope	24	23	$941.00	$146.49
43249 Balloon dilation of esophagus using an endoscope	22	19	$3149.00	$134.49
91035 Monitoring and recording of esophageal function through a capsule attached to the esophagus wall	22	22	$1436.00	$514.92
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	17	16	$321.00	$108.69
43280 Repair of muscle at esophagus and stomach using an endoscope	13	13	$3327.92	$1122.24
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope	12	12	$799.00	$129.76
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	$611.00	$213.03
43659 Stomach procedure using an endoscope	11	11	$4042.45	$1039.89
43282 Repair of hernia of muscle at esophagus and stomach with implantation of mesh using an endoscope	11	11	$4955.36	$1704.44

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
91010 Study of esophagus to assess movement	47	47	$528.00	$180.75
91037 Monitoring and recording of esophageal function through nasal tube with electrode	46	46	$482.00	$165.52
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	42	41	$1027.00	$100.06
91034 Monitoring and recording of gastroesophageal reflux through nose including analysis and interpretation	26	26	$562.00	$193.43
99213 Established patient office or other outpatient visit, typically 15 minutes	24	20	$216.00	$74.85
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	19	19	$488.00	$159.40
91035 Monitoring and recording of esophageal function through a capsule attached to the esophagus wall	18	18	$1440.00	$508.16
43249 Balloon dilation of esophagus using an endoscope	17	14	$3048.00	$149.24
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	17	16	$319.00	$101.78
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	14	14	$614.00	$202.89
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope	12	12	$1048.00	$155.96

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
91010 Study of esophagus to assess movement	42	42	$522.00	$181.69
91037 Monitoring and recording of esophageal function through nasal tube with electrode	42	42	$475.00	$165.84
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	32	32	$1022.00	$115.94
91034 Monitoring and recording of gastroesophageal reflux through nose including analysis and interpretation	31	29	$558.00	$194.90
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	18	18	$486.00	$165.95
95982 Electronic analysis and programming of implanted gastric neurostimulator generator or transmitter	16	11	$158.00	$53.83
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	16	$318.00	$109.30
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	14	14	$612.00	$208.53
99213 Established patient office or other outpatient visit, typically 15 minutes	12	12	$216.00	$74.26

Medical Specialties & State Licenses

CMS Verified: 2025-06-23

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License OR MD27053

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

8466567 (WA)

Medicaid State Provider ID

240296 (OR)

Hospital & Practice Group Affiliations

Hoag Clinic

500 Superior Ave, Newport Beach, CA 926633660

Phone: 9497645760

Secondary Practice Locations

9155 Sw Barnes Rd Ste 735

Portland, OR 972256634

Phone: 5032810561

Practice Associates & Co-Workers

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

21 Associated Practitioners

Dr. Shaghayegh Aliabadi , MD

Surgery

NPI 1083785562

Doctor of Medicine (M.D.)

Dr. Paul Hansen , MD

Surgery

NPI 1104818632

Doctor of Medicine (M.D.)

Dr. John Zelko , MD

Surgery

NPI 1124098033

Doctor of Medicine (M.D.)

Shannon Stoll , PA-C

Physician Assistant - Surgical

NPI 1144896879

Physician Assistant (Certified)

Dr. Roy Breen , MD

Colon & Rectal Surgery

NPI 1164594248

Doctor of Medicine (M.D.)

Dr. Jon Gerry , MD

Surgery

NPI 1225353824

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

8 Historical Events

📍

Updated Business Mailing Address June 23, 2025

Registered at 500 SUPERIOR AVE STE 100, NEWPORT BEACH, CA 926633660

📍

Updated Business Mailing Address December 07, 2023

Registered at 541 NE 20TH AVE STE 225, PORTLAND, OR 972322895 (Tel: 5039632801)

✅

NPI Profile Active September 19, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location September 19, 2013

Registered at 4805 NE GLISAN ST, SUITE 6N60, PORTLAND, OR 972132933 (Tel: 5032810561)

📍

Updated Business Mailing Address September 19, 2013

Registered at 847 NE 19TH AVE, SUITE 300, PORTLAND, OR 972322684 (Tel: 5039632801)

👤

Provider Name / Credentials Updated September 19, 2013

Recorded as CHRISTY DUNST, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 19, 2013

Surgery (License #MD27053 in OR)

🟢

Initial NPI Registration & Enumeration November 13, 2006

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: 1073684890

Entity Type:

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

Enumeration Date: November 13, 2006

Last Update: June 23, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

500 Superior Ave Ste 100

Newport Beach, CA 926633660

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.