Active NPI 1538539135 Individual Practitioner Male Practitioner

Nathaniel Li Yen Chang , PA-C

Physician Assistant • Seattle, WA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Nathaniel Chang, PA-C is a certified Physician Assistant practicing in Seattle, WA. With approximately 10 years of clinical experience since completing medical education in 2016, Nathaniel Chang delivers high-quality medical care to the local community at 1959 NE PACIFIC ST.

Nathaniel Chang is affiliated with The Association Of University Physicians and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include insertion of needle into vein for collection of blood sample, established patient outpatient office visit, administration of influenza virus vaccine. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1959 Ne Pacific St

Seattle, WA 98195

Telephone 2065205700

Associated Practice Facility / Clinic

🏢 University Of Washington Facility NPI 1326002049

Medicare Profile & Education

Medical School

Other

Graduation Year

2016

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Seattle, WA

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

10 Yrs -0.3 yrs vs City Avg

City Avg: 10.3 Yrs

State Avg: 12.1 Yrs

Regional Practice Density

833 Specialists

Practicing in Seattle, WA (3774 Statewide)

Telehealth Adoption Rate

18.8% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

65.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Chang (10 Years) 10 Yrs

Seattle Specialty Average (10.3 Years) 10.3 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
36415 Insertion of needle into vein for collection of blood sample	215	163	$25.15	$8.61
99213 Established patient office or other outpatient visit, typically 15 minutes	47	41	$279.53	$85.27
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	29	27	$397.72	$113.69
G0008 Administration of influenza virus vaccine	18	18	$97.24	$35.62
90662 Influenza vaccine split virus, preservative free	15	15	$183.50	$81.82
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	13	13	$410.99	$121.38
91322 Sarscov2 vac 50 mcg/0.5ml im	11	11	$364.80	$157.02
90480 Admn sarscov2 vacc 1 dose	11	11	$128.78	$47.50

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	48	39	$339.58	$115.40
99213 Established patient office or other outpatient visit, typically 15 minutes	47	45	$232.24	$83.60
36415 Insertion of needle into vein for collection of blood sample	31	30	$11.39	$8.16
99421 Online digital evaluation and management service for an established patient for up to 7 days, total time 5-10 minutes	12	12	$44.08	$13.75
99422 Online digital evaluation and management service for an established patient for up to 7 days, total time 11-20 minutes	11	11	$86.00	$27.18

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	82	71	$204.65	$85.44
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	48	41	$296.85	$115.26
36415 Insertion of needle into vein for collection of blood sample	16	16	$10.03	$2.96

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	98	84	$202.60	$86.86
36415 Insertion of needle into vein for collection of blood sample	21	19	$9.07	$3.00
91300 Sarscov2 vac 30mcg/0.3ml im	15	15	$0.01	$0.01
99442 Telephone medical discussion with physician, 11-20 minutes	14	14	$210.14	$86.99
0003A Adm sarscov2 30mcg/0.3ml 3rd	13	13	$47.00	$38.83
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	13	$293.80	$122.96

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	212	206	$52.20	$22.81
99213 Established patient office or other outpatient visit, typically 15 minutes	87	74	$183.43	$70.09
36415 Insertion of needle into vein for collection of blood sample	48	44	$8.70	$2.94
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	14	$246.51	$102.60
99442 Telephone medical discussion with physician, 11-20 minutes	12	12	$195.65	$71.59

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	97	82	$160.12	$67.55
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	52	48	$234.85	$98.12
36415 Insertion of needle into vein for collection of blood sample	32	29	$8.70	$2.88
G0008 Administration of influenza virus vaccine	15	15	$44.70	$18.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	14	14	$158.60	$67.16

Medical Specialties & State Licenses

Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License WA PA60664724

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

1538539135 (WA)

Hospital & Practice Group Affiliations

The Association Of University Physicians

23213 Pacific Hwy S, Kent, WA 980322721

Phone: 4254854100

Secondary Practice Locations

8712 236th Ave Ne

Redmond, WA 980531978

Phone: 4252416041

Practice Associates & Co-Workers

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

40 Associated Practitioners

Dr. Vyshak Alva Venur , MD

Internal Medicine - Medical Oncology

NPI 1003171976

Doctor of Medicine (M.D.)

Dr. Rosanne Sheinberg , MD

Anesthesiology

NPI 1053448274

Doctor of Medicine (M.D.)

Dr. Nathan Sackett , MD

Psychiatry & Neurology - Psychiatry

NPI 1053773002

Doctor of Medicine (M.D.)

Dr. Michael Githens , MD

Orthopaedic Surgery - Orthopaedic Trauma

NPI 1063738532

Doctor of Medicine (M.D.)

Dr. Richard Cody , MD

Radiology - Diagnostic Radiology

NPI 1114130952

Doctor of Medicine (M.D.)

Dr. Suzanne Dintzis , MD

Pathology - Anatomic Pathology & Clinical Pathology

NPI 1124093521

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

10 Historical Events

📍

Updated Practice Location July 10, 2018

Registered at 1959 NE PACIFIC ST, SEATTLE, WA 98195 (Tel: 2065205700)

📍

Updated Business Mailing Address July 10, 2018

Registered at PO BOX 50095, SEATTLE, WA 981455095

👤

Provider Name / Credentials Updated July 10, 2018

Recorded as NATHANIEL CHANG, PA-C

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 10, 2018

Physician Assistant (License #PA60664724 in WA)

✅

NPI Profile Active September 25, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location September 25, 2015

Registered at 8712 236TH AVE NE, REDMOND, WA 980531978 (Tel: 4252416041)

📍

Updated Business Mailing Address September 25, 2015

Registered at 8712 236TH AVE NE, REDMOND, WA 980531978 (Tel: 4252416041)

👤

Provider Name / Credentials Updated September 25, 2015

Recorded as NATHANIEL CHANG, PA STUDENT

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 25, 2015

Physician Assistant

🟢

Initial NPI Registration & Enumeration September 25, 2015

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: 1538539135

Entity Type:

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

Enumeration Date: September 25, 2015

Last Update: July 10, 2018

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

Po Box 50095

Seattle, WA 981455095

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.