Doctor profile · Federal record

Dr. Andrew Stamm

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

  • NPI 1891182259
  • Accepts Medicare
  • 11 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9398 Ridgetop Blvd Nw
Silverdale, WA 983838505
(360) 782-3200
fax (360) 782-3293
Mailing address
9621 Ridgetop Blvd Nw Apt 5
Silverdale, WA 983838502

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
February 10, 2022
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
208800000X — NUCC code
State licenses (2)
Washington #MD61030907 · Washington #ML60559479

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891182259. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,332
Distinct HCPCS
10
Medicare allowed
$366,215
HCPCS Description Services Patients Avg allowed
J0585 Injection, onabotulinumtoxina, 1 unit 2,102 16 $6
99214 Established patient office or other outpatient visit, 30-39 minutes 688 466 $127
81003 Automated urinalysis test 234 213 $2
52000 Diagnostic exam of bladder and urethra using an endoscope 216 178 $226
51798 Ultrasound measurement of bladder capacity after voiding 197 179 $11
99213 Established patient office or other outpatient visit, 20-29 minutes 184 170 $90
99204 New patient office or other outpatient visit, 45-59 minutes 150 150 $165
76872 Ultrasound scan of pelvic region through rectum 82 81 $138
52442 Insertion of implant in urethra within prostate gland using an endoscope, each additional implant 70 19 $893
51741 Electronic assessment of bladder emptying 57 57 $7

In context: peer comparison

Among 4 peers in this city , average services per provider: 157. This provider delivers 28× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$91
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Laborie Medical Technologies Corp. 1 $50.06
Calyxo, Inc. 1 $23.74
Merck Sharp & Dohme LLC 1 $17.36

By nature of payment

Food and Beverage
$91

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
859
Patients
389
Total drug cost
$128,801
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 209 68 $4,175
Finasteride Generic 158 57 $2,532
Myrbetriq (Mirabegron) Brand 81 35 $87,957
Alfuzosin Hcl Er (Alfuzosin Hcl) Brand 71 26 $2,387
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 55 39 $321
Cephalexin Generic 48 42 $239
Tramadol Hcl Generic 46 42 $117
Oxybutynin Chloride Er (Oxybutynin Chloride) Brand 39 17 $1,287
Trospium Chloride Generic 39 23 $3,992
Gemtesa (Vibegron) Brand 22 0 $20,125

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Stamm's medical specialty?
Dr. Andrew Stamm practices Urology Physician in Silverdale, WA.
Where does Dr. Andrew Stamm practice?
Dr. Andrew Stamm practices at 9398 Ridgetop Blvd Nw, Silverdale, WA 983838505. Office phone: 3607823200.
What is Dr. Andrew Stamm's NPI?
Dr. Andrew Stamm's National Provider Identifier (NPI) is 1891182259, issued by NPPES.
Does Dr. Andrew Stamm accept Medicare assignment?
Yes. Dr. Andrew Stamm accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Stamm commonly perform?
Top Medicare-reported procedures in 2023: Injection, onabotulinumtoxina, 1 unit (HCPCS J0585); Established patient office or other outpatient visit (HCPCS 99214); Automated urinalysis test (HCPCS 81003). Source: CMS Medicare Physician & Other Practitioners file.