Doctor profile · Federal record

Dr. Derrick Marinelli, M.D.

Urology Physician · Fullerton, CA

  • NPI 1689897761
  • MIPS 100.0 / 100 · 2023
  • 19 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 10 locations across 1 states.

NPPES Updated May 11, 2026
Primary practice
1950 Sunnycrest Dr, #3400
Fullerton, CA 928353638
(714) 879-2410
fax (714) 879-5340
California — 9 locations
Additional location
2121 Wilshire Blvd Ste 303
Santa Monica, CA 904035743
(805) 719-3700
fax (805) 413-9099
Additional location
23456 Hawthorne Blvd Ste 140
Torrance, CA 905054716
(805) 719-3700
fax (805) 413-9099
Additional location
24012 Calle de la Plata Ste 230
Laguna Hills, CA 926537623
(805) 719-3700
fax (805) 413-9099
Additional location
2720 N Harbor Blvd Ste 200
Fullerton, CA 928352626
(805) 719-3700
fax (805) 413-9099
Additional location
27555 Ynez RD Ste 370
Temecula, CA 925914678
(805) 719-3700
fax (805) 413-9099
Additional location
440 N Mountain Ave Ste 103
Upland, CA 917865183
(805) 719-3700
fax (805) 413-9099
Additional location
501 N Central Ave
Glendale, CA 912031901
(805) 719-3700
fax (805) 413-9099
Additional location
77 Rolling Oaks Dr Ste 201
Thousand Oaks, CA 913611018
(805) 719-3700
fax (805) 413-9099
Additional location
79440 Corporate Center Dr Ste 100
La Quinta, CA 922537243
(805) 719-3700
fax (805) 413-9099

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
December 1, 2021
Specialty taxonomy
208800000X — NUCC code
State license (1)
California #G59971

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689897761. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
876
Distinct HCPCS
9
Medicare allowed
$52,000
HCPCS Description Services Patients Avg allowed
81002 Urinalysis, manual test 172 140 $3
99213 Established patient office or other outpatient visit, 20-29 minutes 167 147 $100
51798 Ultrasound measurement of bladder capacity after voiding 146 123 $13
99214 Established patient office or other outpatient visit, 30-39 minutes 134 108 $141
81000 Manual urinalysis test with examination using microscope, non-automated 112 100 $4
51741 Electronic assessment of bladder emptying 57 57 $15
76770 Complete ultrasound scan behind abdominal cavity 39 35 $127
76856 Complete ultrasound scan of pelvis 30 27 $78
52000 Diagnostic exam of bladder and urethra using an endoscope 19 19 $280

In context: peer comparison

Among 3 peers in Fullerton Urology Physician, average services per provider: 76. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$146
Transactions
7
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 4 $82.49
Eisai INC. 1 $25.00
Boston Scientific Corporation 1 $19.64
Coloplast Corp 1 $18.86

By nature of payment

Food and Beverage
$146

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
697
Patients
243
Total drug cost
$93,233
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 249 91 $5,916
Finasteride Generic 181 68 $3,912
Myrbetriq (Mirabegron) Brand 89 24 $75,597
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 34 14 $2,004
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 31 27 $140
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 19 19 $66
Dutasteride Generic 19 0 $2,532
Methenamine Hippurate Generic 19 0 $1,245
Sildenafil Citrate Generic 15 0 $218
Terazosin Hcl Generic 15 0 $288

Frequently asked questions

Auto-generated from federal data
What is Dr. Derrick Marinelli's medical specialty?
Dr. Derrick Marinelli practices Urology Physician in Fullerton, CA.
Where does Dr. Derrick Marinelli practice?
Dr. Derrick Marinelli practices at 1950 Sunnycrest Dr, Fullerton, CA 928353638. Office phone: 7148792410.
What is Dr. Derrick Marinelli's NPI?
Dr. Derrick Marinelli's National Provider Identifier (NPI) is 1689897761, issued by NPPES.
What procedures does Dr. Derrick Marinelli commonly perform?
Top Medicare-reported procedures in 2023: Urinalysis, manual test (HCPCS 81002); Established patient office or other outpatient visit (HCPCS 99213); Ultrasound measurement of bladder capacity after voiding (HCPCS 51798). Source: CMS Medicare Physician & Other Practitioners file.