Active NPI 1215964671 Individual Practitioner Male Practitioner

Dr. John C Walker , MD

Allergy & Immunology • Richland, WA

Professional Overview & Biography Verified Profile Summary

Dr. John Walker, MD is a registered healthcare professional specializing in Allergy & Immunology in Richland, WA. Practice services are available at 108 COLUMBIA POINT DR under active NPI credentials.

Frequently performed procedures and clinical services include test for allergy using allergenic extract, professional service for multiple injections of allergen, 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

108 Columbia Point Dr

Richland, WA 993524387

Telephone 5099460189

Fax 5099460264

Associated Practice Facility / Clinic

🏢 Northwest Asthma & Allergy Center Facility NPI 1154496537

Specialty Benchmarks & Practice Insights

Comparative analytics for Allergy & Immunology in Richland, WA

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 10.5 Yrs

State Avg: 24.8 Yrs

Regional Practice Density

1 Specialists

Practicing in Richland, WA (94 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

47.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

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
95004 Test for allergy using allergenic extract	614	27	$15.00	$4.02
95117 Professional service for multiple injections of allergen	166	53	$24.00	$11.97
99213 Established patient office or other outpatient visit, typically 15 minutes	78	73	$146.00	$90.29
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	66	15	$48.00	$14.21
96160 Administration and interpretation of patient-focused health risk assessment	59	53	$17.00	$2.75
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	32	32	$215.00	$128.08
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	26	26	$216.00	$111.98
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$330.00	$165.94
94375 Diagnostic testing in a pulmonary function lab	13	12	$79.00	$38.72

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J2357 Injection, omalizumab, 5 mg	8,310	16	$50.16	$37.46
95004 Test for allergy using allergenic extract	1,201	62	$14.34	$3.97
95117 Professional service for multiple injections of allergen	602	49	$22.57	$11.66
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	361	22	$45.79	$14.42
99213 Established patient office or other outpatient visit, typically 15 minutes	282	227	$139.19	$89.89
96160 Administration and interpretation of patient-focused health risk assessment	203	150	$16.12	$2.74
95018 Allergy testing with drugs or biologicals into or within the skin, immediate type reaction, including test interpretation and report	104	11	$44.87	$18.56
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	70	64	$82.34	$56.23
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	57	57	$205.44	$110.66
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	47	47	$314.09	$163.54
94375 Diagnostic testing in a pulmonary function lab	33	30	$75.36	$37.99
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	33	32	$208.21	$121.97
94664 Evaluation of use of breathing device	29	29	$31.50	$17.37
95012 Test to measure the level of nitric oxide gas	23	21	$35.61	$19.40
89190 Nasal smear for eosinophils (allergy related white blood cells)	20	19	$8.20	$5.72
G0008 Administration of influenza virus vaccine	15	15	$48.00	$29.60
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	13	11	$41.38	$23.43
90662 Influenza vaccine split virus, preservative free	12	12	$101.00	$68.54

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J2357 Injection, omalizumab, 5 mg	8,805	14	$50.00	$37.53
95004 Test for allergy using allergenic extract	2,031	93	$14.00	$4.07
95117 Professional service for multiple injections of allergen	502	45	$22.00	$11.58
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	361	21	$45.00	$14.33
96160 Administration and interpretation of patient-focused health risk assessment	299	193	$16.00	$2.78
99213 Established patient office or other outpatient visit, typically 15 minutes	291	221	$136.00	$90.56
95018 Allergy testing with drugs or biologicals into or within the skin, immediate type reaction, including test interpretation and report	173	15	$44.00	$21.77
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	107	90	$82.00	$56.32
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	102	102	$202.00	$109.97
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	50	50	$308.00	$163.62
94664 Evaluation of use of breathing device	35	35	$31.50	$16.47
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	32	28	$201.00	$129.20
89190 Nasal smear for eosinophils (allergy related white blood cells)	23	22	$8.00	$5.57
G0008 Administration of influenza virus vaccine	12	12	$45.00	$17.15

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J2357 Injection, omalizumab, 5 mg	7,605	15	$47.48	$37.32
95004 Test for allergy using allergenic extract	1,537	70	$14.00	$4.25
95117 Professional service for multiple injections of allergen	510	42	$22.00	$10.55
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	311	23	$45.00	$14.40
99213 Established patient office or other outpatient visit, typically 15 minutes	279	217	$136.00	$73.83
96160 Administration and interpretation of patient-focused health risk assessment	270	179	$16.00	$2.51
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	108	102	$201.00	$108.08
95018 Allergy testing with drugs or biologicals into or within the skin, immediate type reaction, including test interpretation and report	97	12	$44.00	$21.69
94375 Diagnostic testing in a pulmonary function lab	81	72	$74.00	$37.93
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	78	78	$308.00	$160.82
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	52	52	$202.00	$108.62
89190 Nasal smear for eosinophils (allergy related white blood cells)	36	35	$8.00	$5.43
94664 Evaluation of use of breathing device	28	28	$30.80	$16.55

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J2357 Injection, omalizumab, 5 mg	6,345	11	$40.72	$36.38
95004 Test for allergy using allergenic extract	2,162	94	$14.00	$4.24
95117 Professional service for multiple injections of allergen	506	43	$22.00	$10.84
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	256	14	$45.00	$16.95
94375 Diagnostic testing in a pulmonary function lab	246	181	$74.00	$40.01
99213 Established patient office or other outpatient visit, typically 15 minutes	241	195	$136.00	$73.63
96160 Administration and interpretation of patient-focused health risk assessment	239	166	$16.00	$3.18
95018 Allergy testing with drugs or biologicals into or within the skin, immediate type reaction, including test interpretation and report	151	17	$44.00	$22.04
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	103	86	$201.00	$107.96
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	100	100	$308.00	$164.90
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	59	59	$202.00	$107.21
89190 Nasal smear for eosinophils (allergy related white blood cells)	57	51	$8.00	$5.57
94664 Evaluation of use of breathing device	39	39	$30.00	$17.38
94060 Test to measure expiratory airflow and volume changes before and after medication administration	19	19	$115.00	$58.22
95012 Test to measure the level of nitric oxide gas	17	16	$35.00	$20.64
G0008 Administration of influenza virus vaccine	12	12	$45.00	$16.68

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J2357 Injection, omalizumab, 5 mg	5,940	11	$38.11	$35.54
95004 Test for allergy using allergenic extract	1,090	46	$14.00	$5.49
95117 Professional service for multiple injections of allergen	472	36	$22.00	$10.87
94375 Diagnostic testing in a pulmonary function lab	242	155	$74.00	$41.27
96160 Administration and interpretation of patient-focused health risk assessment	231	144	$16.00	$4.05
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	211	13	$44.80	$21.76
99213 Established patient office or other outpatient visit, typically 15 minutes	163	134	$136.00	$74.92
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	145	108	$201.00	$109.30
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	66	66	$308.00	$166.81
89190 Nasal smear for eosinophils (allergy related white blood cells)	35	33	$8.00	$5.46
94664 Evaluation of use of breathing device	30	30	$30.00	$17.45
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	23	23	$202.00	$113.48
G0008 Administration of influenza virus vaccine	18	17	$45.00	$20.58
94060 Test to measure expiratory airflow and volume changes before and after medication administration	17	17	$115.00	$58.57
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	13	11	$38.00	$22.82
90662 Influenza vaccine split virus, preservative free	11	11	$66.00	$52.30

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J2357 Injection, omalizumab, 5 mg	7,110	13	$34.43	$33.11
95004 Test for allergy using allergenic extract	1,759	72	$12.39	$6.53
95117 Professional service for multiple injections of allergen	537	45	$39.71	$10.25
95165 Professional service for preparation and provision of 1 or more antigens	290	25	$19.00	$13.15
95044 Test for allergy using skin patch	247	11	$16.67	$4.84
94375 Diagnostic testing in a pulmonary function lab	243	165	$73.23	$39.15
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	239	13	$42.54	$25.56
99213 Established patient office or other outpatient visit, typically 15 minutes	213	177	$131.13	$70.61
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	110	90	$193.20	$104.78
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	81	81	$279.48	$155.86
96160 Administration and interpretation of patient-focused health risk assessment	49	45	$16.00	$4.65
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	36	36	$188.31	$106.88
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	28	19	$51.50	$19.48
94664 Evaluation of use of breathing device	27	27	$26.07	$16.91
G0008 Administration of influenza virus vaccine	24	24	$44.58	$25.46
89190 Nasal smear for eosinophils (allergy related white blood cells)	23	20	$11.65	$6.10
94060 Test to measure expiratory airflow and volume changes before and after medication administration	12	12	$123.33	$56.08
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	12	12	$80.33	$43.33

Medical Specialties & State Licenses

Allergy & Immunology Primary Specialty

NUCC Taxonomy Code: 207K00000X

State License WA MD00040997

An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

8322059 (WA)

Commercial Insurance / Payer ID Regence

8151WA (WA)

Practice Associates & Co-Workers

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

1 Associated Practitioners

Lucas Meredith , RN

Nurse Practitioner

NPI 1841902053

Registered Nurse

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active July 08, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2015

Registered at 108 COLUMBIA POINT DR, RICHLAND, WA 993524387 (Tel: 5099460189)

📍

Updated Business Mailing Address July 08, 2015

Registered at 9725 3RD. AVE NE #500, SEATTE, WA 981152514 (Tel: 2065271200)

👤

Provider Name / Credentials Updated July 08, 2015

Recorded as JOHN WALKER, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2015

Allergy & Immunology (License #MD00040997 in WA)

🟢

Initial NPI Registration & Enumeration June 28, 2006

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: 1215964671

Entity Type:

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

Enumeration Date: June 28, 2006

Last Update: September 03, 2019

Sole Proprietor: No

Update or Correct Profile

Mailing Address

9725 3rd. Ave Ne #500

Seatte, WA 981152514

Phone: 2065271200

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.