Doctor profile · Federal record

Dr. Haris Zaheer, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Walla Walla, WA

  • NPI 1578127502
  • Accepts Medicare
  • 9 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
380 Chase Ave
Walla Walla, WA 993622924
(509) 897-3600

Credentials & registration

NPPES · NUCC
NPI registered
April 2019 — 7 yrs on file
Profile last updated
January 7, 2026
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Washington #MD61691530 · Maine #MD25218

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578127502. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
459
Distinct HCPCS
6
Medicare allowed
$40,176
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 177 103 $92
99213 Established patient office or other outpatient visit, 20-29 minutes 100 78 $62
99214 Established patient office or other outpatient visit, 30-39 minutes 78 62 $92
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 46 46 $120
99213 Established patient office or other outpatient visit, 20-29 minutes 40 40 $63
99215 Established patient office or other outpatient visit, 40-54 minutes 18 15 $135

In context: peer comparison

Among 10 peers in Walla Walla Internal Medicine Physician, average services per provider: 199. This provider delivers 2.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,189
Patients
705
Total drug cost
$162,093
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 277 89 $5,565
Lisinopril Generic 188 66 $3,040
Gabapentin Generic 171 60 $5,568
Amlodipine Besylate Generic 170 60 $2,981
Hydrochlorothiazide Generic 161 52 $1,474
Pantoprazole Sodium Generic 151 42 $4,307
Levothyroxine Sodium Generic 149 40 $2,867
Losartan Potassium Generic 140 46 $2,939
Omeprazole Generic 139 41 $2,876
Furosemide Generic 127 47 $966

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Haris Zaheer's medical specialty?
Dr. Haris Zaheer practices Internal Medicine Physician in Walla Walla, WA.
Where does Dr. Haris Zaheer practice?
Dr. Haris Zaheer practices at 380 Chase Ave, Walla Walla, WA 993622924. Office phone: 5098973600.
What is Dr. Haris Zaheer's NPI?
Dr. Haris Zaheer's National Provider Identifier (NPI) is 1578127502, issued by NPPES.
Does Dr. Haris Zaheer accept Medicare assignment?
Yes. Dr. Haris Zaheer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Haris Zaheer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.