Doctor profile · Federal record

Dr. John Walker, M.D.

Allergy & Immunology Physician · Richland, WA

  • NPI 1215964671
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
108 Columbia Point Dr
Richland, WA 993524387
(509) 946-0189
fax (509) 946-0264
Mailing address
9725 3Rd. Ave Ne #500
Seatte, WA 981152514

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
September 3, 2019
Specialty taxonomy
207K00000X — NUCC code
State license (1)
Washington #MD00040997
Medicaid
WA #8322059

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215964671. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,071
Distinct HCPCS
9
Medicare allowed
$22,932
HCPCS Description Services Patients Avg allowed
95004 Test for allergy using allergenic extract 614 27 $4
95117 Professional service for multiple injections of allergen 166 53 $12
99213 Established patient office or other outpatient visit, 20-29 minutes 78 73 $90
96372 Injection of drug or substance under skin or into muscle 66 15 $14
96160 Administration and interpretation of patient-focused health risk assessment 59 53 $3
99214 Established patient office or other outpatient visit, 30-39 minutes 32 32 $128
99203 New patient office or other outpatient visit, 30-44 minutes 26 26 $112
99204 New patient office or other outpatient visit, 45-59 minutes 17 17 $166
94375 Test to measure rate of airflow 13 12 $39

In context: peer comparison

Among 1 peers in this city , average services per provider: 119. This provider delivers 9.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
949
Patients
294
Total drug cost
$191,518
Drug Type Claims Patients Total cost
Montelukast Sodium Generic 255 70 $3,395
Ipratropium Bromide Generic 148 52 $6,465
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 113 43 $4,195
Azelastine Hcl Generic 84 35 $3,038
Fluticasone-Salmeterol (Fluticasone Propion/Salmeterol) Brand 60 12 $18,958
Flovent Hfa (Fluticasone Propionate) Brand 41 15 $26,738
Symbicort (Budesonide/Formoterol Fumarate) Brand 41 13 $24,355
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 35 0 $24,224
Advair Diskus (Fluticasone Propion/Salmeterol) Brand 33 0 $25,912
Advair Hfa (Fluticasone Propion/Salmeterol) Brand 32 11 $35,506

Frequently asked questions

Auto-generated from federal data
What is Dr. John Walker's medical specialty?
Dr. John Walker practices Allergy & Immunology Physician in Richland, WA.
Where does Dr. John Walker practice?
Dr. John Walker practices at 108 Columbia Point Dr, Richland, WA 993524387. Office phone: 5099460189.
What is Dr. John Walker's NPI?
Dr. John Walker's National Provider Identifier (NPI) is 1215964671, issued by NPPES.
What procedures does Dr. John Walker commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Professional service for multiple injections of allergen (HCPCS 95117); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.