Doctor profile · Federal record

Dr. Jonathan Jefferson

Nephrology Physician (CMS: Nephrology) · Seattle, WA

  • NPI 1710062526
  • Accepts Medicare
  • MIPS 87.0 / 100 · 2023
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
University of Washington Medical Ctr, 1959 Ne Pacific St
Seattle, WA 981956166
(206) 598-5068
Mailing address
Po Box 50095
Seattle, WA 981455095

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
January 13, 2012
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Washington #MD00041603
Medicaid
WA #1710062526

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710062526. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
394
Distinct HCPCS
7
Medicare allowed
$50,472
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 118 50 $127
99215 Established patient office or other outpatient visit, 40-54 minutes 97 47 $150
99214 Established patient office or other outpatient visit, 30-39 minutes 60 50 $105
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 39 28 $85
90935 Hemodialysis procedure with physician evaluation 34 16 $76
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 27 27 $186
99205 New patient office or other outpatient visit, 60-74 minutes 19 19 $194

In context: peer comparison

Among 32 peers in this city , average services per provider: 234. This provider delivers 1.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
494
Patients
70
Total drug cost
$305,983
Drug Type Claims Patients Total cost
Prednisone Generic 75 22 $1,127
Losartan Potassium Generic 51 16 $414
Amlodipine Besylate Generic 50 21 $436
Lisinopril Generic 40 0 $488
Irbesartan Generic 37 0 $1,428
Allopurinol Generic 31 0 $385
Calcitriol Generic 31 0 $727
Atorvastatin Calcium Generic 29 11 $371
Mycophenolate Mofetil Generic 27 0 $2,585
Acyclovir Generic 22 0 $227

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jonathan Jefferson's medical specialty?
Dr. Jonathan Jefferson practices Nephrology Physician in Seattle, WA.
Where does Dr. Jonathan Jefferson practice?
Dr. Jonathan Jefferson practices at University of Washington Medical Ctr, Seattle, WA 981956166. Office phone: 2065985068.
What is Dr. Jonathan Jefferson's NPI?
Dr. Jonathan Jefferson's National Provider Identifier (NPI) is 1710062526, issued by NPPES.
Does Dr. Jonathan Jefferson accept Medicare assignment?
Yes. Dr. Jonathan Jefferson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Jefferson commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.