Doctor profile · Federal record

Dr. Randolph Schaffer, M.D.

Transplant Surgery Physician (CMS: General Surgery) · Transplant Surgery Physician · Surgery Physician · Worcester, MA

  • NPI 1639141690
  • Accepts Medicare
  • 31 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
55 Lake Ave N
Worcester, MA 016550002
(508) 334-2023
fax (508) 856-1102
Additional location
10666 N Torrey Pines RD
La Jolla, CA 920371027
(858) 554-4310
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
September 4, 2024
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
204F00000X — NUCC code
State licenses (2)
Massachusetts #1021013 · California #A84990
Medicaid
CA #00A849900

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639141690. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
242
Distinct HCPCS
9
Medicare allowed
$75,980
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 79 20 $123
99215 Established patient office or other outpatient visit, 40-54 minutes 51 35 $191
99205 New patient office or other outpatient visit, 60-74 minutes 37 37 $233
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 16 15 $179
76942 Ultrasonic guidance for needle placement 13 12 $64
50200 Needle biopsy of kidney 12 11 $594
50605 Insertion of stent in ureter 12 12 $475
50205 Biopsy of kidney 11 11 $385
50360 Transplantation of donor kidney 11 11 $2,467

In context: peer comparison

Among 3 peers in Worcester Transplant Surgery Physician, average services per provider: 27. This provider delivers 9.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,279
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
TransMedics, INC. 1 $1,191.54
Ipsen Biopharmaceuticals, INC 1 $41.18
Gilead Sciences, INC. 1 $27.76
Abbvie INC. 1 $18.14

By nature of payment

Travel and Lodging
$1,192
Food and Beverage
$87

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
226
Patients
119
Total drug cost
$52,726
Drug Type Claims Patients Total cost
Valganciclovir Hcl Generic 42 20 $7,995
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 38 17 $353
Amlodipine Besylate Generic 27 16 $169
Famotidine Generic 25 13 $223
Furosemide Generic 24 18 $125
Gabapentin Generic 21 18 $119
Fluconazole Generic 19 17 $374
Creon (Lipase/Protease/Amylase) Brand 17 0 $41,549
Mycophenolate Mofetil Generic 13 0 $1,820

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Randolph Schaffer's medical specialty?
Dr. Randolph Schaffer practices Transplant Surgery Physician in Worcester, MA.
Where does Dr. Randolph Schaffer practice?
Dr. Randolph Schaffer practices at 55 Lake Ave N, Worcester, MA 016550002. Office phone: 5083342023.
What is Dr. Randolph Schaffer's NPI?
Dr. Randolph Schaffer's National Provider Identifier (NPI) is 1639141690, issued by NPPES.
Does Dr. Randolph Schaffer accept Medicare assignment?
Yes. Dr. Randolph Schaffer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Randolph Schaffer 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 99215); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.