Doctor profile · Federal record

Dr. Robert Redfield, MD

Transplant Surgery Physician (CMS: General Surgery) · Surgery Physician · Orange, CA

  • NPI 1326195082
  • Accepts Medicare
  • MIPS 85.5 / 100 · 2023
  • 20 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
101 the City Dr S
Orange, CA 928683201
(714) 880-7812
Additional location
3400 Spruce St
Philadelphia, PA 191044238
(215) 615-4949
fax (215) 662-2244
Additional location
3401 Civic Center Blvd
Philadelphia, PA 191044319
(215) 590-2730
Mailing address
3400 Spruce St
Philadelphia, PA 191044238

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
June 2, 2025
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
204F00000X — NUCC code
State licenses (2)
California #C184403 · Pennsylvania #MD436835

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326195082. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
247
Distinct HCPCS
5
Medicare allowed
$66,290
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 174 31 $125
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 28 23 $180
99239 Hospital discharge day management, more than 30 minutes 18 15 $120
50360 Transplantation of donor kidney 14 14 $2,471
50323 Preparation of donor kidney for transplantation 13 12 $208

In context: peer comparison

Among 2 peers in Orange Transplant Surgery Physician, average services per provider: 76. This provider delivers 3.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,734
Transactions
10
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Intuitive Surgical, INC. 4 $657.81
Zoll Medical Corporation 1 $366.67
Sanofi-Aventis U.S. LLC 2 $268.83
Dilon Technologies, INC. 1 $149.97
Eurofins Viracor, LLC 1 $149.76
Paragonix Technologies, INC. 1 $140.71

By nature of payment

Food and Beverage
$709
Travel and Lodging
$658
Consulting Fee
$367

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
0
Total drug cost
$378
Drug Type Claims Patients Total cost
Nifedipine ER (Nifedipine) Brand 12 0 $378

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Redfield's medical specialty?
Dr. Robert Redfield practices Transplant Surgery Physician in Orange, CA.
Where does Dr. Robert Redfield practice?
Dr. Robert Redfield practices at 101 the City Dr S, Orange, CA 928683201. Office phone: 7148807812.
What is Dr. Robert Redfield's NPI?
Dr. Robert Redfield's National Provider Identifier (NPI) is 1326195082, issued by NPPES.
Does Dr. Robert Redfield accept Medicare assignment?
Yes. Dr. Robert Redfield accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Redfield commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.