Doctor profile · Federal record

Dr. Mark Christopher, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Jackson, OH

  • NPI 1699729913
  • Accepts Medicare
  • MIPS 78.2 / 100 · 2023
  • 49 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
500 Burlington RD
Jackson, OH 456409360
(855) 446-5387
fax (740) 446-5573
Mailing address
90 Jackson Pike
Gallipolis, OH 456311560

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
January 20, 2021
Year of graduation
1977 — 49 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Ohio #35-04-9998
Medicaid
WV #0084269000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699729913. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
478
Distinct HCPCS
8
Medicare allowed
$51,865
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 147 104 $65
99214 Established patient office or other outpatient visit, 30-39 minutes 88 79 $96
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 84 81 $247
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 52 52 $46
99203 New patient office or other outpatient visit, 30-44 minutes 44 44 $82
99204 New patient office or other outpatient visit, 45-59 minutes 28 28 $131
45380 Biopsy of large bowel using a flexible endoscope 19 19 $72
43251 Removal of polyps or growths of esophagus, stomach, and/or upper small bowel using an endoscope with mechanical snare 16 16 $132

In context: peer comparison

Among 1 peers in this city , average services per provider: 59. This provider delivers 8.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$787
Transactions
50
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 17 $232.20
Takeda Pharmaceuticals U.S.A., Inc. 7 $121.45
Janssen Biotech, Inc. 6 $108.61
Regeneron Healthcare Solutions, Inc. 4 $63.91
PFIZER INC. 4 $63.49
GENZYME CORPORATION 3 $51.94
AIMMUNE THERAPEUTICS, INC. 3 $50.90
Madrigal Pharmaceuticals 2 $35.80
Ardelyx, Inc. 2 $30.86
Phathom Pharmaceuticals, Inc. 1 $14.50
Gilead Sciences, Inc. 1 $13.62

By nature of payment

Food and Beverage
$787

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
758
Patients
304
Total drug cost
$269,980
Drug Type Claims Patients Total cost
Dicyclomine Hcl Generic 143 42 $3,506
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 129 127 $2,242
Omeprazole Generic 129 38 $1,090
Famotidine Generic 103 26 $1,436
Pantoprazole Sodium Generic 78 15 $523
Linzess (Linaclotide) Brand 40 16 $56,669
Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 40 40 $642
Colestipol Hcl Generic 30 0 $2,401
Mesalamine Generic 22 0 $14,367
Humira(Cf) Pen (Adalimumab) Brand 17 0 $176,747

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Christopher's medical specialty?
Dr. Mark Christopher practices Gastroenterology Physician in Jackson, OH.
Where does Dr. Mark Christopher practice?
Dr. Mark Christopher practices at 500 Burlington RD, Jackson, OH 456409360. Office phone: 8554465387.
What is Dr. Mark Christopher's NPI?
Dr. Mark Christopher's National Provider Identifier (NPI) is 1699729913, issued by NPPES.
Does Dr. Mark Christopher accept Medicare assignment?
Yes. Dr. Mark Christopher accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Christopher commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.