Doctor profile · Federal record

Dr. Maria Nieva Salazar

Nephrology Physician (CMS: Nephrology) · Student in an Organized Health Care Education/Training Program · Nephrology Physician · Seattle, WA

  • NPI 1245423797
  • Accepts Medicare
  • 23 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1100 9Th Ave
Seattle, WA 981012756
(206) 223-6672

Credentials & registration

NPPES · NUCC
NPI registered
August 2007 — 19 yrs on file
Profile last updated
September 22, 2016
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State licenses (2)
Washington #MD60604373 · South Carolina #32428

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245423797. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,885
Distinct HCPCS
10
Medicare allowed
$154,312
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 477 211 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 215 158 $132
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 193 121 $7
99215 Established patient office or other outpatient visit, 40-54 minutes 192 124 $178
90935 Hemodialysis procedure with physician evaluation 151 55 $75
81001 Manual urinalysis test with examination using microscope, automated 149 108 $3
99215 Established patient office or other outpatient visit, 40-54 minutes 127 73 $152
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 107 48 $128
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 58 50 $187
99214 Established patient office or other outpatient visit, 30-39 minutes 49 38 $102

In context: peer comparison

Among 32 peers in Seattle Nephrology Physician, average services per provider: 234. This provider delivers 8.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,921
Patients
648
Total drug cost
$127,707
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 280 99 $2,604
Furosemide Generic 263 86 $2,464
Losartan Potassium Generic 236 75 $3,739
Carvedilol Generic 221 73 $3,466
Lisinopril Generic 180 74 $1,546
Calcitriol Generic 140 37 $3,476
Jardiance (Empagliflozin) Brand 91 30 $100,640
Hydralazine Hcl Generic 81 30 $1,463
Prednisone Generic 79 26 $685
Atorvastatin Calcium Generic 68 23 $1,008

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Nieva Salazar's medical specialty?
Dr. Maria Nieva Salazar practices Nephrology Physician in Seattle, WA.
Where does Dr. Maria Nieva Salazar practice?
Dr. Maria Nieva Salazar practices at 1100 9Th Ave, Seattle, WA 981012756. Office phone: 2062236672.
What is Dr. Maria Nieva Salazar's NPI?
Dr. Maria Nieva Salazar's National Provider Identifier (NPI) is 1245423797, issued by NPPES.
Does Dr. Maria Nieva Salazar accept Medicare assignment?
Yes. Dr. Maria Nieva Salazar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Nieva Salazar 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); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.