Active NPI 1134308380 Individual Practitioner Male Practitioner

William A Agan

Physician Assistant • Covington, WA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

William Agan is a certified Physician Assistant practicing in Covington, WA. With approximately 19 years of clinical experience since completing medical education in 2007, William Agan delivers high-quality medical care to the local community at 16850 SE 272ND ST.

William Agan is affiliated with Swedish Health Services and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, automated urinalysis test, 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

16850 Se 272nd St

Covington, WA 980424931

Telephone 2533951960

Fax 2533952013

Associated Practice Facility / Clinic

🏢 Public Hospital District #1 Of King County Facility NPI 1871540468

Medicare Profile & Education

Medical School

Other

Graduation Year

2007

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Covington, WA

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

19 Yrs +8.5 yrs vs City Avg

City Avg: 10.5 Yrs

State Avg: 12.1 Yrs

Regional Practice Density

12 Specialists

Practicing in Covington, WA (3774 Statewide)

Telehealth Adoption Rate

25.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

66.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Agan (19 Years) 19 Yrs

Covington Specialty Average (10.5 Years) 10.5 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	134	127	$330.00	$117.94
99213 Established patient office or other outpatient visit, typically 15 minutes	64	60	$235.00	$84.22
81003 Automated urinalysis test	19	19	$14.00	$2.20
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	17	17	$332.00	$104.61
69210 Removal of impacted ear wax	11	11	$150.00	$45.15

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	158	143	$312.00	$118.86
99213 Established patient office or other outpatient visit, typically 15 minutes	60	56	$221.00	$82.92
81003 Automated urinalysis test	29	27	$13.00	$2.15
69210 Removal of impacted ear wax	12	11	$142.00	$44.79

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	78	76	$312.00	$119.49
99213 Established patient office or other outpatient visit, typically 15 minutes	72	69	$211.00	$84.47
81003 Automated urinalysis test	30	30	$13.00	$2.21
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	23	23	$314.00	$106.32
99202 New patient office or other outpatient visit, typically 20 minutes	23	23	$218.00	$69.64

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	52	52	$314.00	$107.40
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	48	46	$312.00	$123.72
81003 Automated urinalysis test	37	35	$13.00	$2.25
99213 Established patient office or other outpatient visit, typically 15 minutes	37	36	$211.00	$87.44
99202 New patient office or other outpatient visit, typically 20 minutes	33	33	$218.00	$70.27

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	61	54	$297.00	$103.15
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	29	29	$293.55	$102.18
99213 Established patient office or other outpatient visit, typically 15 minutes	23	23	$201.39	$69.06
81003 Automated urinalysis test	18	15	$13.00	$2.24
99202 New patient office or other outpatient visit, typically 20 minutes	17	17	$206.94	$72.57

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	72	65	$293.00	$99.77
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	45	45	$293.33	$97.50
99213 Established patient office or other outpatient visit, typically 15 minutes	21	21	$198.00	$66.69
99202 New patient office or other outpatient visit, typically 20 minutes	19	19	$204.21	$71.44
81003 Automated urinalysis test	15	15	$12.00	$2.44
99283 Emergency department visit with low level of medical decision making	12	11	$418.00	$53.28

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	60	56	$282.70	$92.63
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	38	38	$277.47	$97.11
81003 Automated urinalysis test	15	15	$12.00	$2.57
99213 Established patient office or other outpatient visit, typically 15 minutes	14	14	$195.00	$67.16

Medical Specialties & State Licenses

Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License WA TA10005277

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.

Hospital & Practice Group Affiliations

Swedish Health Services

2450 33rd Ave W, Seattle, WA 981993252

Phone: 2063203364

Swedish Health Services

18100 Ne Union Hill Rd, Redmond, WA 980523330

Practice Associates & Co-Workers

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

7 Associated Practitioners

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Preventive Medicine - Occupational Medicine

NPI 1609890466

Doctor of Osteopathic Medicine (D.O.)

Dr. Megan Worthley , MD

Family Medicine

NPI 1639585474

Doctor of Medicine (M.D.)

Dr. Tuan Nguyen , MD

Family Medicine

NPI 1669486445

Doctor of Medicine (M.D.)

Dr. Natalia Nisevich-Lurie , MD

Family Medicine

NPI 1801802004

Doctor of Medicine (M.D.)

Dr. Seema Rai , MD

Family Medicine

NPI 1891956991

Doctor of Medicine (M.D.)

Dr. Uday Mehta , MD

Family Medicine

NPI 1912946633

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

11 Historical Events

✅

NPI Profile Active March 13, 2017

NPI status registered as active in NPPES database

📍

Updated Business Mailing Address March 13, 2017

Registered at 18012 W VALLEY HWY, # 101, KENT, WA 980322924 (Tel: 4256565412)

📍

Updated Practice Location March 13, 2017

Registered at 16850 SE 272ND ST, COVINGTON, WA 980424931 (Tel: 2533951960)

👤

Provider Name / Credentials Updated March 13, 2017

Recorded as WILLIAM AGAN

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 13, 2017

Physician Assistant (License #TA10005277 in WA)

✅

NPI Profile Active October 24, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location October 24, 2007

Registered at 16850 SE 272ND ST, COVINGTON, WA 980424931 (Tel: 2533951960)

📍

Updated Business Mailing Address October 24, 2007

Registered at 3600 LIND AVE SW, STE 100, RENTON, WA 980574934 (Tel: 4256565412)

👤

Provider Name / Credentials Updated October 24, 2007

Recorded as WILLIAM AGAN

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 24, 2007

Physician Assistant (License #TA10005277 in WA)

🟢

Initial NPI Registration & Enumeration October 24, 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: 1134308380

Entity Type:

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

Enumeration Date: October 24, 2007

Last Update: March 13, 2017

Sole Proprietor: No

Update or Correct Profile

Mailing Address

18012 W Valley Hwy, # 101

Kent, WA 980322924

Phone: 4256565412

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.