Doctor profile · Federal record

Dr. Judith Nielsen, M.D.

Internal Medicine Physician · Federal Way, WA

  • NPI 1093871634
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
31833 Gateway Center Blvd S
Federal Way, WA 980035616
(253) 214-1920
Additional location
601 S Carr RD Ste 100
Renton, WA 980555802
(425) 227-3700
fax (425) 227-3116
Mailing address
Po Box 34584
Seattle, WA 981241584

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
June 18, 2021
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Washington #MD00026847
Medicaid
WA #8115172

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093871634. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
67
Distinct HCPCS
3
Medicare allowed
$8,285
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 40 37 $128
99213 Established patient office or other outpatient visit, 20-29 minutes 15 14 $97
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 12 12 $142

In context: peer comparison

Among 22 peers in Federal Way Internal Medicine Physician, average services per provider: 94. This provider delivers 0.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
765
Patients
262
Total drug cost
$9,551
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 133 50 $1,222
Lisinopril Generic 81 29 $645
Levothyroxine Sodium Generic 77 25 $1,142
Gabapentin Generic 74 21 $1,240
Amlodipine Besylate Generic 66 27 $332
Losartan Potassium Generic 60 23 $673
Hydrochlorothiazide Generic 54 21 $162
Omeprazole Generic 48 19 $547
Metformin Hcl Generic 28 12 $212
Allopurinol Generic 27 0 $436

Frequently asked questions

Auto-generated from federal data
What is Dr. Judith Nielsen's medical specialty?
Dr. Judith Nielsen practices Internal Medicine Physician in Federal Way, WA.
Where does Dr. Judith Nielsen practice?
Dr. Judith Nielsen practices at 31833 Gateway Center Blvd S, Federal Way, WA 980035616. Office phone: 2532141920.
What is Dr. Judith Nielsen's NPI?
Dr. Judith Nielsen's National Provider Identifier (NPI) is 1093871634, issued by NPPES.
What procedures does Dr. Judith Nielsen 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); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.