Active NPI 1477969319 Individual Practitioner Female Practitioner

Katherine Ewing , PA-C

Physician Assistant • Everett, WA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Katherine Ewing, PA-C is a certified Physician Assistant practicing in Everett, WA. With approximately 12 years of clinical experience since completing medical education in 2014, Katherine Ewing delivers high-quality medical care to the local community at 3927 RUCKER AVE.

Katherine Ewing maintains professional affiliations with Optum Care Washington Pllc, Oregon Healthcare Resources Llc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit, online digital evaluation and management service for an established patient for up to 7 days, total time, 2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc, making use of high throughput technologies as described by cms-2020-01-r. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

3927 Rucker Ave

Everett, WA 98201

Telephone 4253395422

Fax 4253395444

Associated Practice Facility / Clinic

🏢 Optum Care Washington Pllc Facility NPI 1154318103

Medicare Profile & Education

Medical School

Other

Graduation Year

2014

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Everett, WA

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

12 Yrs -1.2 yrs vs City Avg

City Avg: 13.2 Yrs

State Avg: 12.1 Yrs

Regional Practice Density

145 Specialists

Practicing in Everett, WA (3774 Statewide)

Telehealth Adoption Rate

15.2% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

69.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Ewing (12 Years) 12 Yrs

Everett Specialty Average (13.2 Years) 13.2 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	31	30	$354.92	$108.93
99421 Online digital evaluation and management service for an established patient for up to 7 days, total time 5-10 minutes	12	12	$40.60	$12.67

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	77	75	$217.70	$77.27
99421 Online digital evaluation and management service for an established patient for up to 7 days, total time 5-10 minutes	52	52	$41.75	$12.72
U0004 2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc, making use of high throughput technologies as described by cms-2020-01-r	22	20	$170.00	$66.82
U0005 Infectious agent detection by nucleic acid (dna or rna); severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (coronavirus disease [covid-19]), amplified probe technique, cdc or non-cdc, making use of high throughput technologies, completed within	22	20	$50.00	$22.27
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	18	18	$308.75	$109.98
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	11	11	$134.00	$48.88

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99285 Emergency department visit for life threatening or functioning severity	38	38	$1516.00	$160.45
99284 Emergency department visit with moderate level of medical decision making	21	21	$1026.00	$110.09

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	52	51	$282.75	$110.86
99213 Established patient office or other outpatient visit, typically 15 minutes	47	47	$195.75	$79.09
99285 Emergency department visit for life threatening or functioning severity	38	38	$1516.00	$163.95
U0002 2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc	24	24	$108.00	$49.17
36415 Insertion of needle into vein for collection of blood sample	19	19	$7.25	$3.00
U0004 2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc, making use of high throughput technologies as described by cms-2020-01-r	13	13	$170.00	$75.00
U0005 Infectious agent detection by nucleic acid (dna or rna); severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (coronavirus disease [covid-19]), amplified probe technique, cdc or non-cdc, making use of high throughput technologies, completed within	13	13	$50.00	$25.00
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	11	11	$379.75	$157.75
81001 Manual urinalysis test with examination using microscope, automated	11	11	$7.25	$3.17
80053 Blood test, comprehensive group of blood chemicals	11	11	$22.25	$10.56

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	71	71	$276.00	$92.42
90682 Influenza vaccine, quadrivalent derived from recombinant dna	35	35	$126.81	$58.89
G0008 Administration of influenza virus vaccine	33	33	$63.25	$17.00
71046 X-ray of chest, 2 views	26	24	$72.69	$26.65
99213 Established patient office or other outpatient visit, typically 15 minutes	23	23	$187.00	$65.21
U0002 2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc	21	21	$102.75	$51.31
36415 Insertion of needle into vein for collection of blood sample	18	18	$7.25	$2.66
81001 Manual urinalysis test with examination using microscope, automated	16	16	$7.25	$2.95
87086 Bacterial colony count, urine	11	11	$18.25	$7.26
87186 Evaluation of antimicrobial drug (antibiotic, antifungal, antiviral), microdilution or agar dilution	11	11	$19.50	$7.79

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	136	133	$266.75	$92.54
99213 Established patient office or other outpatient visit, typically 15 minutes	37	37	$181.25	$59.01
71046 X-ray of chest, 2 views	32	32	$74.00	$26.69
36415 Insertion of needle into vein for collection of blood sample	30	30	$7.25	$2.84
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	30	30	$267.25	$93.27
81001 Manual urinalysis test with examination using microscope, automated	27	26	$7.25	$3.37
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	18	18	$356.75	$120.58
87086 Bacterial colony count, urine	18	18	$18.25	$8.79
87186 Evaluation of antimicrobial drug (antibiotic, antifungal, antiviral), microdilution or agar dilution	17	16	$19.50	$9.42
85027 Complete blood cell count (red cells, white blood cell, platelets), automated test	12	12	$14.50	$6.45
93005 Routine electrocardiogram (ecg) using at least 12 leads with tracing	12	12	$24.25	$7.96
84484 Troponin (protein) analysis, quantitative	11	11	$22.00	$11.11

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99285 Emergency department visit for life threatening or functioning severity	121	121	$1520.61	$154.06
99284 Emergency department visit with moderate level of medical decision making	46	46	$1026.00	$104.63
99291 Critical care, first 30-74 minutes	16	15	$1755.88	$197.13
99217 Hospital observation care on day of discharge	14	14	$444.00	$63.97
99283 Emergency department visit with low level of medical decision making	14	14	$694.86	$55.09
99220 Hospital observation care, typically 70 minutes	13	13	$1131.62	$163.40

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99285 Emergency department visit for life threatening or functioning severity	50	50	$1240.88	$152.26
99217 Hospital observation care on day of discharge	39	39	$516.00	$63.04
99284 Emergency department visit with moderate level of medical decision making	36	35	$846.50	$103.24
99283 Emergency department visit with low level of medical decision making	23	23	$459.57	$54.34
99220 Hospital observation care, typically 70 minutes	11	11	$1313.00	$161.13

Medical Specialties & State Licenses

CMS Verified: 2025-09-20

Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License WA PA60909642

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.

Physician Assistant

NUCC Taxonomy Code: 363A00000X

Physician Assistant - Medical

NUCC Taxonomy Code: 363AM0700X

State License MI 5601007039

Definition to come...

Hospital & Practice Group Affiliations

Oregon Healthcare Resources Llc

2000 N 19th St, Springfield, OR 974772526

Phone: 5417465437

Optum Care Washington Pllc

3927 Rucker Ave, Everett, WA 982014833

Phone: 4252590966

Oregon Healthcare Resources Llc

2830 Crescent Ave, Eugene, OR 974087397

Phone: 5416869000

Optum Care Washington Pllc

1330 Rockefeller Ave, Everett, WA 982011684

Phone: 4252590966

Secondary Practice Locations

2830 Crescent Ave

Eugene, OR 974087397

Phone: 5416869000

5701 Bow Pointe Dr Ste 100

Clarkston, MI 483463199

Phone: 2486252273

Practice Associates & Co-Workers

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

40 Associated Practitioners

Dr. Raynald Im , MD

Family Medicine

NPI 1003136979

Doctor of Medicine (M.D.)

Dr. Kurt Duffens , MD

Internal Medicine

NPI 1013003045

Doctor of Medicine (M.D.)

Mary Mitchell , PA

Physician Assistant - Medical

NPI 1013990860

Physician Assistant

Dr. Paula Ruedebusch , FNP-BC, DNP

Nurse Practitioner

NPI 1033342050

Family Nurse Practitioner (Board Certified), Doctor of Nursing Practice

Fantahun Tedla , PA-C

Physician Assistant

NPI 1033548144

Physician Assistant (Certified)

Dr. Leslie Greene , MD

Family Medicine

NPI 1043478993

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

10 Historical Events

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 20, 2025

Physician Assistant

📍

Updated Practice Location March 06, 2019

Registered at 3927 RUCKER AVE, EVERETT, WA 98201 (Tel: 4253395422)

📍

Updated Business Mailing Address March 06, 2019

Registered at PO BOX 5127, EVERETT, WA 982065127 (Tel: 4253395422)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 06, 2019

Physician Assistant (License #PA60909642 in WA)

✅

NPI Profile Active July 10, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location July 10, 2014

Registered at 5701 BOW POINTE DR STE 100, CLARKSTON, MI 483463199 (Tel: 2486252273)

📍

Updated Business Mailing Address July 10, 2014

Registered at 5701 BOW POINTE DR STE 100, CLARKSTON, MI 483463199

👤

Provider Name / Credentials Updated July 10, 2014

Recorded as KATHERINE EWING, PA-C

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 10, 2014

Physician Assistant (License #5601007039 in MI)

🟢

Initial NPI Registration & Enumeration July 10, 2014

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: 1477969319

Entity Type:

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

Enumeration Date: July 10, 2014

Last Update: September 20, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 5127

Everett, WA 982065127

Phone: 4253395422

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.