Doctor profile · Federal record

Dr. Rebecca Ong, MD

Nephrology Physician (CMS: Nephrology) · Ocala, FL

  • NPI 1700198439
  • Accepts Medicare
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2980 Se 3Rd CT
Ocala, FL 344710421
(352) 622-4231

Credentials & registration

NPPES · NUCC
NPI registered
July 2010 — 16 yrs on file
Profile last updated
July 13, 2015
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Florida #ME123464

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700198439. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,747
Distinct HCPCS
10
Medicare allowed
$237,433
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 680 165 $120
99214 Established patient office or other outpatient visit, 30-39 minutes 341 191 $96
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 206 163 $175
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 193 100 $80
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 128 28 $352
99215 Established patient office or other outpatient visit, 40-54 minutes 91 76 $138
G0421 Face-to-face educational services related to the care of chronic kidney disease; group, per session, per one hour 40 11 $27
90935 Hemodialysis procedure with physician evaluation 29 22 $72
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 24 15 $297
99205 New patient office or other outpatient visit, 60-74 minutes 15 15 $221

In context: peer comparison

Among 6 peers in Ocala Nephrology Physician, average services per provider: 174. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$545
Transactions
25
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
Otsuka America Pharmaceutical, INC. 3 $78.45
Amgen INC. 4 $74.64
Ardelyx, INC. 2 $56.79
CorMedix INC. 2 $46.13
Novartis Pharmaceuticals Corporation 2 $45.46
Calliditas Therapeutics US INC. 2 $40.08
Vifor Pharma, INC. 2 $39.51
Boehringer Ingelheim Pharmaceuticals, INC. 2 $37.98
Recor Medical INC 1 $24.35
Fresenius USA Marketing, INC. 1 $23.78
Aurinia Pharma U.S., INC. 1 $21.05
GlaxoSmithKline, LLC. 1 $20.14
AstraZeneca Pharmaceuticals Lp 1 $19.72
Bayer Healthcare Pharmaceuticals INC. 1 $17.13

By nature of payment

Food and Beverage
$545

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,018
Patients
350
Total drug cost
$241,283
Drug Type Claims Patients Total cost
Calcitriol Generic 170 59 $4,418
Furosemide Generic 117 45 $701
Losartan Potassium Generic 113 37 $2,124
Farxiga (Dapagliflozin Propanediol) Brand 89 27 $132,072
Amlodipine Besylate Generic 83 29 $990
Hydralazine Hcl Generic 71 26 $2,657
Rayaldee (Calcifediol) Brand 70 12 $92,026
Doxazosin Mesylate Generic 64 19 $1,708
Carvedilol Generic 44 15 $592
Allopurinol Generic 39 17 $560

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Rebecca Ong's medical specialty?
Dr. Rebecca Ong practices Nephrology Physician in Ocala, FL.
Where does Dr. Rebecca Ong practice?
Dr. Rebecca Ong practices at 2980 Se 3Rd CT, Ocala, FL 344710421. Office phone: 3526224231.
What is Dr. Rebecca Ong's NPI?
Dr. Rebecca Ong's National Provider Identifier (NPI) is 1700198439, issued by NPPES.
Does Dr. Rebecca Ong accept Medicare assignment?
Yes. Dr. Rebecca Ong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rebecca Ong commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.