Physician Profile
Unclaimed ProfileAbout MCCAIN
Based in Herrin, IL, Mack E McCain, M.D. is listed in the NPI registry under gastroenterology. Mack graduated from Howard University College of Medicine in 1981. According to Medicare claims data, Mack cared for 579 Medicare patients across 625 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (618) 993-0056
- Email not available
Practice Locations
404 LINCOLN DR
Herrin, IL 62948
Procedures Most Often Billed to Medicare
625 services · 579 patients · 14 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
155 |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
73 |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
71 |
| Dilation of esophagus | Procedure | 43450 |
31 |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
28 |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
19 |
| Imaging of digestive tract done from the inside of the digestive tract | Treatment | 91110 |
17 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
81 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
40 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
34 |
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 gastroenterology specialists at this location 1
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 gastroenterology specialists in Herrin 2
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Howard University College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1981 at Howard University College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 8
Providers in IL who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. McCain?
Dr. McCain is a gastroenterology in Herrin, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GASTROENTEROLOGY”.
NPI registry
What is Dr. McCain's address?
Dr. McCain is listed at 404 LINCOLN DR, Herrin, IL 62948. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. McCain?
The number on file is (618) 993-0056. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. McCain's NPI number?
Dr. McCain's National Provider Identifier is 1558321190. 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 Dr. McCain train?
Dr. McCain attended Howard University College of Medicine, graduating in 1981. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. McCain been practicing?
Dr. McCain has 45 years experience. Calculated from a graduation year of 1981, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. McCain perform?
According to Medicare billing data, Dr. McCain performs procedures including biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, biopsy of large bowel using a flexible endoscope and removal of polyps or growths of large bowel using an endoscope with mechanical snare; provides treatments such as imaging of digestive tract done from the inside of the digestive tract, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. McCain confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. McCain. If this is you, claiming it is free.
Guide.md
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.