Doctor profile · Federal record

Dr. Janet Terlouw, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Student in an Organized Health Care Education/Training Program · Student in an Organized Health Care Education/Training Program · Spartanburg, SC

  • NPI 1033478037
  • Accepts Medicare
  • MIPS 62.6 / 100 · 2023
  • 14 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
101 E Wood St
Spartanburg, SC 293033040
(864) 560-6690
Additional location
169 Ashley Ave, Room 202 Main Hospital, Msc333
Charleston, SC 294258905
(843) 792-7179
Additional location
1490 Se Magnolia Ext
Ocala, FL 344714443
(352) 671-4300
Mailing address
700 E Morehead St Ste 300
Charlotte, NC 282022742

Credentials & registration

NPPES · NUCC
NPI registered
May 2012 — 14 yrs on file
Profile last updated
December 1, 2022
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (3)
South Carolina #35685 · South Carolina #LL35685 · Florida #TRN17184

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033478037. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,585
Distinct HCPCS
10
Medicare allowed
$188,097
HCPCS Description Services Patients Avg allowed
77067 Screening mammography 2,495 2,495 $34
77063 Screening 3d breast mammography 1,910 1,910 $27
77065 Diagnostic mammography of 1 breast 292 255 $37
G0279 Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) 289 284 $27
76642 Limited ultrasound scan of 1 breast 276 268 $32
77066 Diagnostic mammography of both breasts 160 159 $44
19083 Biopsy of breast and placement of locating device using ultrasound, first growth 49 48 $139
77049 Mri scan of both breasts 35 35 $105
19081 Biopsy of breast and placement of locating device using x-ray with needle, first growth 25 25 $154
76098 X-ray of surgical specimen 25 22 $14

In context: peer comparison

Among 17 peers in this city , average services per provider: 100. This provider delivers 56× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Janet Terlouw's medical specialty?
Dr. Janet Terlouw practices Diagnostic Radiology Physician in Spartanburg, SC.
Where does Dr. Janet Terlouw practice?
Dr. Janet Terlouw practices at 101 E Wood St, Spartanburg, SC 293033040. Office phone: 8645606690.
What is Dr. Janet Terlouw's NPI?
Dr. Janet Terlouw's National Provider Identifier (NPI) is 1033478037, issued by NPPES.
Does Dr. Janet Terlouw accept Medicare assignment?
Yes. Dr. Janet Terlouw accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Janet Terlouw commonly perform?
Top Medicare-reported procedures in 2023: Screening mammography (HCPCS 77067); Screening 3d breast mammography (HCPCS 77063); Diagnostic mammography of 1 breast (HCPCS 77065). Source: CMS Medicare Physician & Other Practitioners file.