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Edit this profileAt a glance
- 1818 N 6Th St, Terre Haute, IN 47804
About Dr. Lynch
Based in Terre Haute, IN, Mark O. Lynch, M.D. is listed in the NPI registry under general surgery. Mark graduated from Indiana University School of Medicine in 1982. Mark is also listed as specializing in surgery. Medicare claims data shows Mark provided 702 services to 656 patients. The services billed most often include established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more. NPI 1548264823 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (812) 232-1123
- Email not available
Practice Locations
1818 N 6TH ST
Terre Haute, IN 47804
Conditions Commonly Evaluated or Treated
Within General Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Anorectal
Appendix, bowel, and emergency
Gallbladder and biliary
Hernia and abdominal wall
Skin and soft tissue
Abdominal
Abdominal wall
Breast
Colorectal
Digestive
- Acid reflux
- Acute pancreatitis
- Bleeding Stomach Ulcer
- Bowel Fistula
- Gastroparesis
- Swallowing difficulties
Emergency surgery
Endocrine
Gastrointestinal
Hernia
Infections
Lymphatic
Oncology
Procedures & services
Most searched procedures
Bowel and emergency abdominal
- Colon resection
- Exploratory laparoscopy
- Exploratory laparotomy
- Repair of perforated peptic ulcer
- Small-bowel resection
- Surgery for bowel obstruction
- Surgical drainage of abdominal abscess
- Surgical lysis of adhesions
Gallbladder and appendix
Hernia repair
Skin and soft tissue
Abdominal surgery
Abdominal wall
Access and nutrition
Anorectal
- Anal fistula surgery
- Drainage of anal abscess
- Hemorrhoid removal
- Rubber-band ligation of hemorrhoids
- Surgery for chronic anal fissure
Biopsy
Breast surgery
- Axillary lymph-node dissection
- Excisional biopsy of a breast mass
- Mastectomy
- Sentinel lymph-node biopsy
Breast Surgery
Colorectal
Colorectal surgery
Digestive procedures
Endocrine surgery
Gastrointestinal
Hernia surgery
Skin & Soft Tissue
Surgical Oncology
Surgical procedures
Vascular Access
Wound care
Procedures Most Often Billed to Medicare
702 services · 656 patients · 19 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
39 | More than most peers in General Surgery |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
37 | More often than most peers in General Surgery |
| Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery | Procedure | 45384 |
36 | More often than most peers in General Surgery |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
36 | More than most peers in General Surgery |
| Insertion of central venous tube with port (5 years or older) | Procedure | 36561 |
13 | Less often than most peers in General Surgery |
| Removal of gallbladder using an endoscope | Procedure | 47562 |
12 | Less often than most peers in General Surgery |
| Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | Procedure | 43249 |
12 | Less often than most peers in General Surgery |
| Fluoroscopic guidance for insertion or removal of central vein access device | Imaging | 77001 |
12 | Less often than most peers in General Surgery |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
127 | More than most peers in General Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
72 | More often than most peers in General Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other general surgeons at this location 5
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other general surgeons in Terre Haute 4
Same specialty, same city.
More connections — 22 related providers in 3 groups
Trained at Indiana University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1982 at Indiana University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of large bowel using a flexible endoscope 6
Providers in IN who bill this service to Medicare most often.
Common questions
What does Mark O. Lynch specialize in?
Mark O. Lynch is a general surgeon in Terre Haute, IN. That is the designation recorded for this NPI in the federal registry, where it is listed as “General Surgery”.
NPI registry
Where is Mark O. Lynch located?
Mark O. Lynch is listed at 1818 N 6Th St, Terre Haute, IN 47804. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Mark O. Lynch's phone number?
The number on file is (812) 232-1123. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Mark O. Lynch?
Mark O. Lynch's National Provider Identifier is 1548264823. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Mark O. Lynch train?
Mark O. Lynch attended Indiana University School of Medicine, graduating in 1982. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Mark O. Lynch have?
Mark O. Lynch has 44 years experience. Calculated from a graduation year of 1982, reported in the CMS National Downloadable File.
CMS public data
What does Mark O. Lynch do most often?
According to Medicare billing data, Mark O. Lynch performs procedures including diagnostic exam of large bowel using a flexible endoscope, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope and removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery; reads or performs imaging such as fluoroscopic guidance for insertion or removal of central vein access device, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Mark O. Lynch's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Mark O. Lynch. If this is you, claiming it is free.
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