Doctor profile · Federal record

Dr. Benjamin Gerendash, NP

Critical Care Medicine Registered Nurse (CMS: Nurse Practitioner) · Duarte, CA

  • NPI 1871904151
  • Accepts Medicare
  • MIPS 91.9 / 100 · 2023
  • 12 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 Duarte RD
Duarte, CA 910103012
(626) 256-4673
Mailing address
Po Box 512185
Los Angeles, CA 900510185

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
September 11, 2025
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
163WC0200X — NUCC code
State license (1)
California #774743

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871904151. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
357
Distinct HCPCS
3
Medicare allowed
$23,669
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 255 153 $59
99214 Established patient office or other outpatient visit, 30-39 minutes 91 77 $87
99442 Telephone medical discussion with physician, 11-20 minutes 11 11 $59

In context: peer comparison

Among 1 peers in Duarte Critical Care Medicine Registered Nurse, average services per provider: 119. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$5,806
Transactions
27
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Aveo Pharmaceuticals, INC. 3 $3,865.06
Astellas Pharma US INC 10 $1,598.45
Pfizer INC. 4 $107.40
Eisai INC. 4 $105.04
Exelixis INC. 3 $58.46
Gilead Sciences, INC. 1 $31.33
Merck Sharp & Dohme LLC 1 $20.47
Sumitomo Pharma America, INC. 1 $19.48

By nature of payment

Consulting Fee
$3,749
Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$1,380
Food and Beverage
$618
Travel and Lodging
$58

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
959
Patients
169
Total drug cost
$4,260,559
Drug Type Claims Patients Total cost
Prednisone Generic 249 48 $1,707
Abiraterone Acetate Generic 188 32 $748,164
Tamsulosin Hcl Generic 62 18 $1,334
Cabometyx (Cabozantinib S-Malate) Brand 58 14 $1,547,856
Xtandi (Enzalutamide) Brand 55 13 $783,807
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 48 14 $1,496
Erleada (Apalutamide) Brand 43 0 $632,271
Orgovyx (Relugolix) Brand 42 0 $114,781
Levothyroxine Sodium Generic 38 14 $365
Eliquis (Apixaban) Brand 35 0 $24,067

Frequently asked questions

Auto-generated from federal data
What is Dr. Benjamin Gerendash's medical specialty?
Dr. Benjamin Gerendash practices Critical Care Medicine Registered Nurse in Duarte, CA.
Where does Dr. Benjamin Gerendash practice?
Dr. Benjamin Gerendash practices at 1500 Duarte RD, Duarte, CA 910103012. Office phone: 6262564673.
What is Dr. Benjamin Gerendash's NPI?
Dr. Benjamin Gerendash's National Provider Identifier (NPI) is 1871904151, issued by NPPES.
Does Dr. Benjamin Gerendash accept Medicare assignment?
Yes. Dr. Benjamin Gerendash accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Benjamin Gerendash commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.