Active NPI 1104112432 Individual Practitioner Female Practitioner

Dr. Wei-Chun Chang , MD

Internal Medicine • Everett, WA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Wei-Chun Chang, MD is a certified Internal Medicine practicing in Everett, WA. With approximately 17 years of clinical experience since completing medical education in 2009, Dr. Chang delivers high-quality medical care to the local community at 1321 COLBY AVE.

Dr. Chang is affiliated with Providence Health And Services- Washington and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, hospital discharge day management, more than, hospital discharge day management. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1321 Colby Ave

Everett, WA 982011665

Telephone 4252612000

Associated Practice Facility / Clinic

🏢 Credena Health Llc Facility NPI 1013906528

Medicare Profile & Education

Medical School

Other

Graduation Year

2009

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Everett, WA

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

17 Yrs -3.3 yrs vs City Avg

City Avg: 20.3 Yrs

State Avg: 23.4 Yrs

Regional Practice Density

175 Specialists

Practicing in Everett, WA (3169 Statewide)

Telehealth Adoption Rate

12.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

68.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Chang (17 Years) 17 Yrs

Everett Specialty Average (20.3 Years) 20.3 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
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	77	44	$241.00	$76.68
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	52	29	$362.00	$108.25
99239 Hospital discharge day management, more than 30 minutes	19	19	$349.00	$111.94
99238 Hospital discharge day management, 30 minutes or less	12	12	$246.00	$79.31

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	138	67	$227.00	$77.90
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	71	32	$341.00	$117.29
99238 Hospital discharge day management, 30 minutes or less	19	19	$232.00	$79.77
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	17	17	$498.00	$170.85
99239 Hospital discharge day management, more than 30 minutes	17	17	$329.00	$113.04

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	165	77	$269.00	$101.92
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	108	55	$187.00	$70.93
99239 Hospital discharge day management, more than 30 minutes	30	30	$277.00	$104.95
99238 Hospital discharge day management, 30 minutes or less	18	18	$189.00	$71.70
99497 Advance care planning, first 30 minutes	15	13	$205.00	$77.43
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	15	15	$521.00	$197.15

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	137	62	$180.00	$72.16
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	100	52	$258.00	$103.72
99239 Hospital discharge day management, more than 30 minutes	32	32	$266.00	$107.09
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	20	20	$503.00	$201.06
99238 Hospital discharge day management, 30 minutes or less	12	12	$182.00	$72.67

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	156	76	$177.00	$73.70
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	148	68	$256.00	$106.19
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	63	63	$497.00	$206.39
99239 Hospital discharge day management, more than 30 minutes	41	41	$263.00	$109.61
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	27	26	$338.00	$139.96
99238 Hospital discharge day management, 30 minutes or less	17	17	$179.00	$74.36
99291 Critical care, first 30-74 minutes	12	12	$546.00	$225.57

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	225	130	$178.00	$73.30
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	186	94	$255.00	$104.87
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	59	59	$496.00	$204.29
99239 Hospital discharge day management, more than 30 minutes	51	51	$263.00	$107.26
99238 Hospital discharge day management, 30 minutes or less	39	39	$179.00	$73.92
99231 Follow-up hospital inpatient care per day, typically 15 minutes	21	13	$97.00	$39.77
99497 Advance care planning, first 30 minutes	20	17	$194.00	$79.97
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	15	15	$336.00	$138.29
99291 Critical care, first 30-74 minutes	14	14	$546.00	$224.65

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	245	128	$170.00	$72.67
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	123	74	$243.00	$102.55
99239 Hospital discharge day management, more than 30 minutes	81	80	$252.00	$106.14
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	63	62	$473.00	$200.72
99497 Advance care planning, first 30 minutes	38	32	$185.00	$79.25
99231 Follow-up hospital inpatient care per day, typically 15 minutes	35	19	$92.00	$39.22
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	27	27	$319.00	$136.98
99238 Hospital discharge day management, 30 minutes or less	18	18	$171.00	$73.29

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	332	168	$168.00	$71.33
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	163	99	$243.00	$103.02
99239 Hospital discharge day management, more than 30 minutes	122	119	$251.00	$106.55
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	94	93	$473.00	$199.90
99231 Follow-up hospital inpatient care per day, typically 15 minutes	32	18	$92.00	$38.67
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	29	29	$319.00	$134.97
99225 Subsequent observation care, typically 25 minutes per day	26	14	$170.00	$72.03
99217 Hospital observation care on day of discharge	15	15	$170.00	$72.16

Medical Specialties & State Licenses

CMS Verified: 2021-03-29

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License WA MD60449962

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.

Hospitalist

NUCC Taxonomy Code: 208M00000X

State License WA MD60449962

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

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

Providence Health And Services- Washington

1321 Colby Ave, Everett, WA 982011665

Phone: 4252612000

Secondary Practice Locations

3901 Hoyt Ave

Everett, WA 982014918

Phone: 4252590966

Practice Associates & Co-Workers

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

40 Associated Practitioners

Dr. Samuel Guyer , MD

Surgery - Trauma Surgery

NPI 1003312992

Doctor of Medicine (M.D.)

Roberto Rodriguez

Pharmacist

NPI 1003513946

Dr. Lindsy Alanis , MD

Internal Medicine

NPI 1003826603

Doctor of Medicine (M.D.)

Dr. Cyrus Rafii , MD

Hospitalist

NPI 1003911744

Doctor of Medicine (M.D.)

Dr. Arunachalam Einstein , MD

Emergency Medicine

NPI 1013943752

Doctor of Medicine (M.D.)

Dr. Daniel Zak , MD

Emergency Medicine

NPI 1013965490

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active November 30, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location November 30, 2015

Registered at 1321 COLBY AVE, EVERETT, WA 982011665 (Tel: 4252612000)

📍

Updated Business Mailing Address November 30, 2015

Registered at PO BOX 3360, PORTLAND, OR 972083360 (Tel: 8667472455)

👤

Provider Name / Credentials Updated November 30, 2015

Recorded as WEI-CHUN CHANG, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 30, 2015

Internal Medicine (License #MD60449962 in WA)

🟢

Initial NPI Registration & Enumeration June 24, 2011

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: 1104112432

Entity Type:

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

Enumeration Date: June 24, 2011

Last Update: March 29, 2021

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 3360

Portland, OR 972083360

Phone: 8667472455

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.