Doctor profile · Federal record

Dr. Jennifer Leach, M.D.

Nephrology Physician (CMS: Nephrology) · Walla Walla, WA

  • NPI 1417165382
  • Accepts Medicare
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
301 W Poplar St, Suite 100
Walla Walla, WA 993622858
(509) 522-5824
fax (509) 522-5738
Mailing address
Po Box 34439
Seattle, WA 981241439

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
April 29, 2025
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Washington #MD 60212127
Medicaid (2)
OR #500635060 · WA #1417165382

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417165382. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,545
Distinct HCPCS
10
Medicare allowed
$133,955
HCPCS Description Services Patients Avg allowed
J0881 Injection, darbepoetin alfa, 1 microgram (non-esrd use) 3,420 12 $3
90970 Dialysis services, per day, less than full month service (20 years or older) 457 18 $9
99214 Established patient office or other outpatient visit, 30-39 minutes 217 131 $125
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 95 23 $288
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 59 16 $338
90966 Home dialysis services per month (20 years or older) 51 13 $281
99215 Established patient office or other outpatient visit, 40-54 minutes 41 33 $173
90935 Hemodialysis procedure with physician evaluation 29 11 $70
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 29 21 $128
90962 Dialysis services, 1 physician visit per month (20 years or older) 27 22 $197

In context: peer comparison

Among 2 peers in this city , average services per provider: 186. This provider delivers 24× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
716
Patients
153
Total drug cost
$38,044
Drug Type Claims Patients Total cost
Furosemide Generic 154 42 $1,727
Amlodipine Besylate Generic 111 32 $983
Lisinopril Generic 63 19 $669
Carvedilol Generic 60 16 $1,011
Potassium Chloride Generic 51 18 $1,360
Sevelamer Carbonate Generic 42 0 $26,609
Metoprolol Succinate Generic 36 13 $727
Losartan Potassium Generic 30 13 $578
Prednisone Generic 29 0 $183
Spironolactone Generic 29 0 $277

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jennifer Leach's medical specialty?
Dr. Jennifer Leach practices Nephrology Physician in Walla Walla, WA.
Where does Dr. Jennifer Leach practice?
Dr. Jennifer Leach practices at 301 W Poplar St, Walla Walla, WA 993622858. Office phone: 5095225824.
What is Dr. Jennifer Leach's NPI?
Dr. Jennifer Leach's National Provider Identifier (NPI) is 1417165382, issued by NPPES.
Does Dr. Jennifer Leach accept Medicare assignment?
Yes. Dr. Jennifer Leach accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jennifer Leach commonly perform?
Top Medicare-reported procedures in 2023: Injection, darbepoetin alfa, 1 microgram (non-esrd use) (HCPCS J0881); Dialysis services (HCPCS 90970); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.