Doctor profile · Federal record

Dr. Christopher Fyock, MD

Gastroenterology Physician (CMS: Gastroenterology) · Greenville, SC

  • NPI 1073738696
  • Accepts Medicare
  • 21 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
125 Halton RD Ste 200
Greenville, SC 296073507
(864) 232-7338
Mailing address
Po Box 8676
Greenville, SC 296048676

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
May 20, 2024
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
South Carolina #31663

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073738696. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,359
Distinct HCPCS
10
Medicare allowed
$143,864
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 323 261 $118
88305 Pathology examination of tissue using a microscope, intermediate complexity 254 190 $31
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 120 119 $234
45380 Biopsy of large bowel using a flexible endoscope 84 83 $125
88313 Special stained specimen slides to examine tissue including interpretation and report 84 70 $60
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 78 78 $81
99204 New patient office or other outpatient visit, 45-59 minutes 66 66 $157
43249 Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 63 58 $118
88312 Special stained specimen slides to identify organisms including interpretation and report 61 56 $75
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 55 55 $86

In context: peer comparison

Among 20 peers in Greenville Gastroenterology Physician, average services per provider: 75. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$646
Transactions
44
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 20 $220.41
Takeda Pharmaceuticals U.S.A., INC. 4 $69.04
Ironwood Pharmaceuticals, INC 3 $48.66
Genzyme Corporation 2 $45.35
Phathom Pharmaceuticals, INC. 3 $43.26
Madrigal Pharmaceuticals 2 $38.12
Celgene Corporation 2 $32.73
Qol Medical, LLC 1 $30.07
Ipsen Biopharmaceuticals, INC 1 $23.27
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 1 $19.31
Gilead Sciences, INC. 1 $16.76
Janssen Biotech, INC. 1 $15.46
Ardelyx, INC. 1 $15.13
Pfizer INC. 1 $14.20
Ferring Pharmaceuticals INC. 1 $14.07

By nature of payment

Food and Beverage
$646

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,346
Patients
483
Total drug cost
$604,480
Drug Type Claims Patients Total cost
Dicyclomine Hcl Generic 241 118 $6,766
Omeprazole Generic 230 90 $4,751
Pantoprazole Sodium Generic 186 67 $3,611
Famotidine Generic 118 39 $4,755
Amitriptyline Hcl Generic 107 33 $1,167
Linzess (Linaclotide) Brand 95 28 $102,328
Azithromycin Generic 91 14 $4,524
Esomeprazole Magnesium Generic 49 16 $5,146
Xifaxan (Rifaximin) Brand 48 28 $132,576
Ondansetron Hcl Generic 44 23 $873

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Fyock's medical specialty?
Dr. Christopher Fyock practices Gastroenterology Physician in Greenville, SC.
Where does Dr. Christopher Fyock practice?
Dr. Christopher Fyock practices at 125 Halton RD Ste 200, Greenville, SC 296073507. Office phone: 8642327338.
What is Dr. Christopher Fyock's NPI?
Dr. Christopher Fyock's National Provider Identifier (NPI) is 1073738696, issued by NPPES.
Does Dr. Christopher Fyock accept Medicare assignment?
Yes. Dr. Christopher Fyock accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Fyock commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.