Doctor profile · Federal record

Dr. Todd Merchen, M.D.

Transplant Surgery Physician (CMS: General Surgery) · Transplant Surgery Physician · Surgery Physician · Greenville, SC

  • NPI 1730135252
  • Accepts Medicare
  • 29 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 Patewood Dr Ste C300
Greenville, SC 296156324
(864) 454-8272
fax (864) 454-2875
Mailing address
300 E McBee Ave Fl 4
Greenville, SC 296012842

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
May 25, 2021
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
204F00000X — NUCC code
State licenses (2)
South Carolina #85586 · Washington #MD00044042
Medicaid (3)
GA #618788011A · SC #G58986 · WA #8402638

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1730135252. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
199
Distinct HCPCS
5
Medicare allowed
$57,197
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 120 23 $47
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 24 24 $79
50323 Preparation of donor kidney for transplantation 22 22 $95
50360 Transplantation of donor kidney 22 22 $2,125
99238 Hospital discharge day management, 30 minutes or less 11 11 $76

In context: peer comparison

Among 2 peers in Greenville Transplant Surgery Physician, average services per provider: 33. This provider delivers 6.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$144
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Sanofi-Aventis U.S. LLC 1 $119.30
Merck Sharp & Dohme LLC 1 $24.87

By nature of payment

Food and Beverage
$144

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
40
Patients
27
Total drug cost
$926
Drug Type Claims Patients Total cost
Carvedilol Generic 15 13 $89
Gabapentin Generic 14 14 $215
Nano 2Nd Gen Pen Needle (Pen Needle, Diabetic) Brand 11 0 $622

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Todd Merchen's medical specialty?
Dr. Todd Merchen practices Transplant Surgery Physician in Greenville, SC.
Where does Dr. Todd Merchen practice?
Dr. Todd Merchen practices at 200 Patewood Dr Ste C300, Greenville, SC 296156324. Office phone: 8644548272.
What is Dr. Todd Merchen's NPI?
Dr. Todd Merchen's National Provider Identifier (NPI) is 1730135252, issued by NPPES.
Does Dr. Todd Merchen accept Medicare assignment?
Yes. Dr. Todd Merchen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Todd Merchen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221); Preparation of donor kidney for transplantation (HCPCS 50323). Source: CMS Medicare Physician & Other Practitioners file.