Doctor profile · Federal record

Dr. MICHAEL RUDDY, M.D.

Specialist (CMS: NEPHROLOGY) · PRINCETON JUNCTION, NJ

  • NPI 1831138015
  • Accepts Medicare
  • MIPS 98.9 / 100 · 2023
  • 52 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
88 PRINCETON HIGHTSTOWN RD, SUITE 203
PRINCETON JUNCTION, NJ 085501100
(609) 750-7330
fax (609) 750-7336

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1974 — 52 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
New Jersey #MA31313
Medicaid
NJ #1214608

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831138015. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
891
Distinct HCPCS
6
Medicare allowed
$112,749
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 296 164 $138
99091 Collection and interpretation of physical parameters stored in computers and/or transmitted by the patient and/or caregiver to qualified health care professional, requiring 30 minutes or more, per 30 days 269 132 $58
99215 Established patient office or other outpatient visit, 40-54 minutes 256 105 $193
93784 Ambulatory blood pressure monitoring, 1 day or longer, with recording, scanning analysis, interpretation, and report 24 24 $49
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 24 24 $26
99205 New patient office or other outpatient visit, 60-74 minutes 22 22 $238

In context: peer comparison

Among 4 peers in this city , average services per provider: 164. This provider delivers 5.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$298
Transactions
13
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 2 $113.21
Novartis Pharmaceuticals Corporation 3 $53.62
Otsuka America Pharmaceutical, Inc. 2 $34.99
Ardelyx, Inc. 2 $32.24
Aurinia Pharma U.S., Inc. 2 $31.58
Otsuka Pharmaceutical Development & Commercialization, Inc. 1 $16.83
Bayer Healthcare Pharmaceuticals Inc. 1 $15.19

By nature of payment

Food and Beverage
$298

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,711
Patients
521
Total drug cost
$40,354
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 320 95 $3,092
Chlorthalidone Generic 269 84 $6,120
Atorvastatin Calcium Generic 155 48 $2,025
Irbesartan Generic 149 44 $7,637
Bisoprolol Fumarate Generic 123 37 $9,225
Losartan Potassium Generic 116 33 $2,380
Allopurinol Generic 102 34 $1,578
Rosuvastatin Calcium Generic 79 25 $2,688
Spironolactone Generic 79 25 $1,002
Furosemide Generic 67 22 $779