Doctor profile · Federal record

Dr. Steven Rock, M.D.

Urology Physician (CMS: Urology) · Urology Physician · Specialist · Arnold, MD

  • NPI 1407851587
  • Accepts Medicare
  • 35 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1193 Bunker Ave
Arnold, MD 210121847
(410) 610-4659
fax (410) 701-3444
Additional location
1950 Nw Myhre RD Fl 2
Silverdale, WA 983837662
(564) 240-4090
fax (564) 240-4114

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
October 15, 2025
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
208800000X — NUCC code
State licenses (2)
Maryland #D0051424 · Washington #MD70034077
Medicaid
MD #011304200

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407851587. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
10,755
Distinct HCPCS
10
Medicare allowed
$368,256
HCPCS Description Services Patients Avg allowed
J9030 Bcg live intravesical instillation, 1 mg 3,700 40 $3
87798 Detection test by nucleic acid for organism, amplified probe technique 1,586 114 $34
81002 Urinalysis, manual test 1,144 873 $3
99214 Established patient office or other outpatient visit, 30-39 minutes 1,048 775 $133
51798 Ultrasound measurement of bladder capacity after voiding 865 694 $12
99213 Established patient office or other outpatient visit, 20-29 minutes 334 292 $95
99204 New patient office or other outpatient visit, 45-59 minutes 150 150 $174
52000 Diagnostic exam of bladder and urethra using an endoscope 146 117 $84
36415 Insertion of needle into vein for collection of blood sample 138 106 $8
84153 Psa (prostate specific antigen) measurement, total 124 93 $18

In context: peer comparison

Among 1 peers in Arnold Urology Physician, average services per provider: 275. This provider delivers 39× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$663
Transactions
19
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Dendreon Pharmaceuticals LLC 1 $109.38
Axonics, INC. 1 $97.34
Baxter Healthcare 1 $94.53
Sumitomo Pharma America, INC. 3 $73.27
Tempus Ai, INC 2 $59.00
Janssen Biotech, INC. 3 $57.86
Ferring Pharmaceuticals INC. 2 $43.16
Abbvie INC. 2 $40.46
Urogen Pharma, INC. 1 $32.98
Bayer Healthcare Pharmaceuticals INC. 1 $22.80
Astellas Pharma US INC 1 $18.87
Immunitybio, INC. 1 $13.11

By nature of payment

Food and Beverage
$663

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
744
Patients
221
Total drug cost
$79,010
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 296 99 $8,818
Finasteride Generic 133 45 $2,744
Alfuzosin Hcl ER (Alfuzosin Hcl) Brand 51 14 $1,313
Ciprofloxacin Hcl Generic 30 26 $59
Cefuroxime (Cefuroxime Axetil) Brand 29 26 $144
Dutasteride Generic 28 0 $1,297
Gemtesa (Vibegron) Brand 26 0 $23,646
Myrbetriq (Mirabegron) Brand 26 11 $30,608
Methenamine Hippurate Generic 23 0 $723
Testosterone Generic 22 0 $4,800

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Steven Rock's medical specialty?
Dr. Steven Rock practices Urology Physician in Arnold, MD.
Where does Dr. Steven Rock practice?
Dr. Steven Rock practices at 1193 Bunker Ave, Arnold, MD 210121847. Office phone: 4106104659.
What is Dr. Steven Rock's NPI?
Dr. Steven Rock's National Provider Identifier (NPI) is 1407851587, issued by NPPES.
Does Dr. Steven Rock accept Medicare assignment?
Yes. Dr. Steven Rock accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Steven Rock commonly perform?
Top Medicare-reported procedures in 2023: Bcg live intravesical instillation, 1 mg (HCPCS J9030); Detection test by nucleic acid for organism, amplified probe technique (HCPCS 87798); Urinalysis, manual test (HCPCS 81002). Source: CMS Medicare Physician & Other Practitioners file.