Doctor profile · Federal record

Dr. Gerardo Varallo, D.O.

Nephrology Physician (CMS: Nephrology) · Voorhees, NJ

  • NPI 1821044496
  • Accepts Medicare
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
201 Laurel Oak RD, Suite B
Voorhees, NJ 080434424
(856) 566-5478
fax (856) 566-9561

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
October 24, 2012
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
New Jersey #25MB07563500
Medicaid
NJ #0129160

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821044496. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,694
Distinct HCPCS
10
Medicare allowed
$280,600
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 382 199 $84
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 311 185 $126
99214 Established patient office or other outpatient visit, 30-39 minutes 306 179 $115
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 298 49 $376
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 91 85 $183
99215 Established patient office or other outpatient visit, 40-54 minutes 80 49 $118
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 75 68 $139
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 42 22 $313
90935 Hemodialysis procedure with physician evaluation 36 28 $76
99204 New patient office or other outpatient visit, 45-59 minutes 34 34 $180

In context: peer comparison

Among 8 peers in Voorhees Nephrology Physician, average services per provider: 180. This provider delivers 9.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,571
Transactions
67
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Bayer Healthcare Pharmaceuticals INC. 5 $194.81
Boehringer Ingelheim Pharmaceuticals, INC. 10 $166.05
Aurinia Pharma U.S., INC. 9 $147.93
Bard Peripheral Vascular, INC. 1 $143.92
Fresenius USA Marketing, INC. 6 $135.01
Novartis Pharmaceuticals Corporation 7 $119.93
Travere Therapeutics, INC. 7 $92.00
Ardelyx, INC. 4 $78.82
AstraZeneca Pharmaceuticals Lp 4 $69.00
Calliditas Therapeutics US INC. 4 $63.50
Akebia Therapeutics INC 3 $52.76
Novo Nordisk INC 2 $52.36
Otsuka America Pharmaceutical, INC. 3 $49.33
Shield Therapeutics INC 1 $44.27
Nxstage Medical, INC. 1 $38.08

By nature of payment

Food and Beverage
$1,533
Education
$38

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
728
Patients
214
Total drug cost
$12,357
Drug Type Claims Patients Total cost
Furosemide Generic 79 26 $854
Losartan Potassium Generic 76 26 $927
Atorvastatin Calcium Generic 60 22 $1,010
Hydrochlorothiazide Generic 58 17 $383
Allopurinol Generic 55 15 $935
Amlodipine Besylate Generic 51 18 $784
Lisinopril Generic 49 17 $619
Hydralazine Hcl Generic 47 15 $913
Tamsulosin Hcl Generic 45 12 $908
Doxazosin Mesylate Generic 43 11 $986

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gerardo Varallo's medical specialty?
Dr. Gerardo Varallo practices Nephrology Physician in Voorhees, NJ.
Where does Dr. Gerardo Varallo practice?
Dr. Gerardo Varallo practices at 201 Laurel Oak RD, Voorhees, NJ 080434424. Office phone: 8565665478.
What is Dr. Gerardo Varallo's NPI?
Dr. Gerardo Varallo's National Provider Identifier (NPI) is 1821044496, issued by NPPES.
Does Dr. Gerardo Varallo accept Medicare assignment?
Yes. Dr. Gerardo Varallo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gerardo Varallo commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.