Doctor profile · Federal record

Dr. Robert Prongay, MD

Family Medicine Physician (CMS: Family Practice) · Renton, WA

  • NPI 1770733859
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
911 N 10Th Pl
Renton, WA 980570009
(425) 391-5700
fax (425) 391-5701
Mailing address
Po Box 25608
Salt Lake City, UT 841250608

Credentials & registration

NPPES · NUCC
NPI registered
September 2008 — 18 yrs on file
Profile last updated
January 12, 2026
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Washington #MD60178773
Medicaid
WA #2014209

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770733859. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
503
Distinct HCPCS
7
Medicare allowed
$59,399
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 274 199 $138
99213 Established patient office or other outpatient visit, 20-29 minutes 84 77 $101
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 69 69 $145
71046 X-ray of chest, 2 views 26 26 $27
81002 Urinalysis, manual test 24 22 $3
69210 Removal of impacted ear wax 13 12 $49
99203 New patient office or other outpatient visit, 30-44 minutes 13 13 $120

In context: peer comparison

Among 33 peers in this city , average services per provider: 69. This provider delivers 7.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,664
Patients
513
Total drug cost
$22,916
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 260 78 $2,700
Losartan Potassium Generic 197 57 $2,836
Lisinopril Generic 195 57 $1,649
Amlodipine Besylate Generic 150 52 $1,097
Tamsulosin Hcl Generic 120 40 $3,443
Simvastatin Generic 103 29 $1,076
Levothyroxine Sodium Generic 95 22 $1,239
Omeprazole Generic 85 23 $1,652
Metformin Hcl Generic 72 21 $746
Trazodone Hcl Generic 70 19 $994

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Prongay's medical specialty?
Dr. Robert Prongay practices Family Medicine Physician in Renton, WA.
Where does Dr. Robert Prongay practice?
Dr. Robert Prongay practices at 911 N 10Th Pl, Renton, WA 980570009. Office phone: 4253915700.
What is Dr. Robert Prongay's NPI?
Dr. Robert Prongay's National Provider Identifier (NPI) is 1770733859, issued by NPPES.
Does Dr. Robert Prongay accept Medicare assignment?
Yes. Dr. Robert Prongay accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Prongay 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.