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Active NPI 1548623994 Individual Practitioner Female Practitioner

Dr. Aynsley Welsh Duncan , MD

Internal Medicine • Seattle, WA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Aynsley Duncan, MD is a certified Internal Medicine practicing in Seattle, WA. With approximately 10 years of clinical experience since graduating from Js Weill Medical College, Cornell University in 2016, Dr. Duncan delivers high-quality medical care to the local community at 325 9TH AVE.

Dr. Duncan is affiliated with The Association Of University Physicians and accepts Medicare assignment.

Frequently performed procedures and clinical services include established 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

325 9th Ave
Box 359892

Seattle, WA 981042420

Telephone 2067445865
Associated Practice Facility / Clinic
🏢 Harborview Medical Center Facility NPI 1053359729

Medicare Profile & Education

Medical School

Js Weill Medical College, Cornell University

Graduation Year

2016

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Seattle, WA

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
10 Yrs -10.3 yrs vs City Avg
City Avg: 20.3 Yrs
State Avg: 23.4 Yrs
Regional Practice Density
839 Specialists

Practicing in Seattle, WA (3169 Statewide)

Telehealth Adoption Rate
26.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
58.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Duncan (10 Years) 10 Yrs
Seattle Specialty Average (20.3 Years) 20.3 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2023)
Reporting Year:
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
45 18 $386.01 $164.66
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
26 11 $308.36 $123.13

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License WA 60871370

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Student in an Organized Health Care Education/Training Program

NUCC Taxonomy Code: 390200000X

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

Hospital & Practice Group Affiliations

The Association Of University Physicians

325 9th Ave, Seattle, WA 981042420

Phone: 2067313000

Practice Associates & Co-Workers

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

4 Associated Practitioners
Dr. Margaret Isaac , MD

Internal Medicine

NPI 1255363727

Doctor of Medicine (M.D.)

Dr. Brandon Auerbach , MD

Internal Medicine

NPI 1275895708

Doctor of Medicine (M.D.)

NPI 1346530623

Doctor of Medicine (M.D.)

NPI 1396449187

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

12 Historical Events
📍
Updated Business Mailing Address June 25, 2019

Registered at 521 S WELLER ST APT 163, SEATTLE, WA 981044402 (Tel: 2153001140)

NPI Profile Active March 27, 2017

NPI status registered as active in NPPES database

📍
Updated Practice Location March 27, 2017

Registered at 325 9TH AVE, BOX 359892, SEATTLE, WA 981042420 (Tel: 2067445865)

📍
Updated Business Mailing Address March 27, 2017

Registered at 325 9TH AVE, BOX 359892, SEATTLE, WA 981042420 (Tel: 2067445865)

👤
Provider Name / Credentials Updated March 27, 2017

Recorded as AYNSLEY DUNCAN, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 27, 2017

Student in an Organized Health Care Education/Training Program

NPI Profile Active June 23, 2016

NPI status registered as active in NPPES database

📍
Updated Practice Location June 23, 2016

Registered at 1959 NE PACIFIC ST RM BB-527, BOX 356421, SEATTLE, WA 981956421 (Tel: 2065433605)

📍
Updated Business Mailing Address June 23, 2016

Registered at 521 S WELLER ST, APT 163, SEATTLE, WA 981044402 (Tel: 2153001140)

👤
Provider Name / Credentials Updated June 23, 2016

Recorded as AYNSLEY DUNCAN

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 23, 2016

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration April 02, 2016

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: 1548623994
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 02, 2016
Last Update: June 25, 2019
Sole Proprietor: No

Mailing Address

521 S Weller St Apt 163

Seattle, WA 981044402

Phone: 2153001140

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.