Doctor profile · Federal record

Dr. Delia Viisoreanu, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Federal Way, WA

  • NPI 1033348602
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
33501 1St Way S
Federal Way, WA 980036208
(253) 838-2400
fax (253) 874-1634
Mailing address
1100 9Th Ave, MS:M4-Pfs
Seattle, WA 981012756

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Profile last updated
January 31, 2013
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Washington #MD60261630

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033348602. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,265
Distinct HCPCS
10
Medicare allowed
$180,314
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 582 321 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 453 296 $139
99215 Established patient office or other outpatient visit, 40-54 minutes 282 159 $199
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 258 198 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 198 198 $145
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 94 80 $26
85610 Blood test, clotting time 76 61 $4
96372 Injection of drug or substance under skin or into muscle 35 18 $16
96413 Administration of chemotherapy into vein, 1 hour or less 34 24 $157
81001 Manual urinalysis test with examination using microscope, automated 31 27 $3

In context: peer comparison

Among 22 peers in Federal Way Internal Medicine Physician, average services per provider: 94. This provider delivers 24× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,223
Patients
950
Total drug cost
$49,031
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 456 136 $3,327
Atorvastatin Calcium Generic 431 125 $6,228
Levothyroxine Sodium Generic 407 106 $6,384
Losartan Potassium Generic 360 100 $5,034
Lisinopril Generic 205 59 $1,800
Omeprazole Generic 192 58 $2,885
Rosuvastatin Calcium Generic 175 59 $3,515
Alendronate Sodium Generic 146 42 $1,804
Gabapentin Generic 143 48 $7,735
Metformin Hcl Generic 141 45 $1,311

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Delia Viisoreanu's medical specialty?
Dr. Delia Viisoreanu practices Internal Medicine Physician in Federal Way, WA.
Where does Dr. Delia Viisoreanu practice?
Dr. Delia Viisoreanu practices at 33501 1St Way S, Federal Way, WA 980036208. Office phone: 2538382400.
What is Dr. Delia Viisoreanu's NPI?
Dr. Delia Viisoreanu's National Provider Identifier (NPI) is 1033348602, issued by NPPES.
Does Dr. Delia Viisoreanu accept Medicare assignment?
Yes. Dr. Delia Viisoreanu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Delia Viisoreanu commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.