Doctor profile · Federal record

Dr. Dennis Larock, MD

Urology Physician (CMS: Urology) · Fall River, MA

  • NPI 1215935291
  • Accepts Medicare
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1601 South Main Street
Fall River, MA 027242107
(508) 678-0004
fax (508) 678-6970
Mailing address
200 Mill Road, Suite 180
Fairhaven, MA 027195252

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
April 22, 2020
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
208800000X — NUCC code
State license (1)
Massachusetts #151247
Medicaid (2)
RI #DL28366 · MA #110057219A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215935291. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,780
Distinct HCPCS
10
Medicare allowed
$218,152
HCPCS Description Services Patients Avg allowed
J9030 Bcg live intravesical instillation, 1 mg 4,251 18 $3
81002 Urinalysis, manual test 794 664 $3
99214 Established patient office or other outpatient visit, 30-39 minutes 664 573 $132
99213 Established patient office or other outpatient visit, 20-29 minutes 382 360 $94
36415 Insertion of needle into vein for collection of blood sample 230 214 $8
52000 Diagnostic exam of bladder and urethra using an endoscope 148 119 $255
51720 Instillation of anti-cancer drug into bladder 88 19 $92
51798 Ultrasound measurement of bladder capacity after voiding 53 48 $11
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 36 32 $81
52332 Insertion of stent in ureter using an endoscope 23 20 $133

In context: peer comparison

Among 2 peers in Fall River Urology Physician, average services per provider: 251. This provider delivers 27× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,310
Patients
1,334
Total drug cost
$369,732
Drug Type Claims Patients Total cost
Finasteride Generic 1,299 377 $24,921
Tamsulosin Hcl Generic 1,171 347 $34,001
Cephalexin Generic 367 197 $2,081
Myrbetriq (Mirabegron) Brand 355 73 $244,158
Alfuzosin Hcl ER (Alfuzosin Hcl) Brand 168 46 $5,433
Oxybutynin Chloride Generic 156 57 $3,799
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 140 42 $6,631
Tolterodine Tartrate ER (Tolterodine Tartrate) Brand 129 45 $25,667
Doxazosin Mesylate Generic 104 26 $2,494
Dutasteride Generic 97 23 $6,790

Frequently asked questions

Auto-generated from federal data
What is Dr. Dennis Larock's medical specialty?
Dr. Dennis Larock practices Urology Physician in Fall River, MA.
Where does Dr. Dennis Larock practice?
Dr. Dennis Larock practices at 1601 South Main Street, Fall River, MA 027242107. Office phone: 5086780004.
What is Dr. Dennis Larock's NPI?
Dr. Dennis Larock's National Provider Identifier (NPI) is 1215935291, issued by NPPES.
Does Dr. Dennis Larock accept Medicare assignment?
Yes. Dr. Dennis Larock accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dennis Larock commonly perform?
Top Medicare-reported procedures in 2023: Bcg live intravesical instillation, 1 mg (HCPCS J9030); Urinalysis, manual test (HCPCS 81002); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.