Physician Profile
Joseph Kretschmar, M.D.
Unclaimed ProfileAbout Dr. Kretschmar
Joseph Kretschmar, M.D. practices gastroenterology in Greeneville, TN. Joseph is a 1981 graduate of Loma Linda University School of Medicine. Medicare claims data shows Joseph provided 1,103 services to 1,077 patients. The services billed most often include biopsy 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 an endoscope with mechanical snare.
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
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (423) 787-6370
- Email not available
Practice Locations
1406 TUSCULUM BLVD STE 1200
Greeneville, TN 37745
438 E Vann Rd Suite 202
Greeneville, TN 37743
Conditions Commonly Evaluated or Treated
Within Gastroenterology 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
- Acid reflux
- Celiac disease
- Crohn's disease
- Hemorrhoids
- IBS
- Swallowing difficulties
- Ulcerative colitis
Biliary and pancreas
- Acute pancreatitis
- Gallstones
- Pancreatic cysts
- Primary sclerosing cholangitis
Colon and anorectal
- Anal fissure
- Colon cancer
- Colon polyps
- Lower gastrointestinal bleeding
Esophagus and swallowing
- Barrett's esophagus
- Eosinophilic esophagitis
- Esophageal stricture
- Esophagitis
Functional bowel and motility
- Chronic diarrhea
- Fecal incontinence
- Small intestinal bacterial overgrowth
Liver
- Ascites
- Autoimmune hepatitis
- Cirrhosis
- Fatty liver disease
- Hemochromatosis
- Hepatitis B
- Hepatitis C
- Portal hypertension
Stomach and duodenum
- Functional dyspepsia
- Gastritis
- Gastroparesis
- H. pylori infection
- Peptic ulcer disease
Bowel & Colon
- Diverticulitis
Digestive Symptoms
- Constipation
Gallbladder & Bile Ducts
- Blocked Bile Duct
Procedures & services
Most searched procedures
- Colonoscopy
- Endoscopy
- Gallbladder removal
- Hernia repair
- Liver biopsy
Lower endoscopy
- Colon polyp removal
- Endoscopic control of gastrointestinal bleeding
- Flexible sigmoidoscopy
Upper endoscopy
- Endoscopic submucosal dissection
- Esophageal dilation
Capsule and physiology testing
- Anorectal manometry
- Capsule endoscopy
- Esophageal manometry
Diagnostic Testing
- 24-Hour Acid Reflux Test
- EUS-Guided Fine Needle Biopsy
- H. Pylori Breath Test
- SIBO Breath Test
Liver procedures
- Esophageal variceal banding
- Liver elastography
- Paracentesis
Treatments
- Stool Transplant
Procedures Most Often Billed to Medicare
1,103 services · 1,077 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
247 | More than most peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
218 | More than most peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
146 | More often than most peers in Gastroenterology |
| Insertion of guide wire with dilation of esophagus using a flexible endoscope | Procedure | 43248 |
84 | More than most peers in Gastroenterology |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
58 | More than most peers in Gastroenterology |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
43 | More often than most peers in Gastroenterology |
| Incision of pancreatic outlet using a flexible endoscope | Procedure | 43262 |
24 | More often than most peers in Gastroenterology |
| Removal of stone or debris from bile or pancreatic duct using a flexible endoscope | Procedure | 43264 |
20 | As often as other peers in Gastroenterology |
| Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99221 |
125 | More than most peers in Gastroenterology |
| Colorectal cancer screening; colonoscopy on individual at high risk | Billing code | G0105 |
48 | More often than most peers in Gastroenterology |
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 gastroenterologists 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.
Trained at Loma Linda University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1981 at Loma Linda University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of large bowel using a flexible endoscope 8
Providers in TN who bill this service to Medicare most often.
Common questions
What is Joseph Kretschmar's specialty?
Joseph Kretschmar is a gastroenterologist in Greeneville, TN. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where can I find Joseph Kretschmar?
Joseph Kretschmar is listed at 1406 Tusculum Blvd Ste 1200, Greeneville, TN 37745. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Joseph Kretschmar?
The number on file is (423) 787-6370. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Joseph Kretschmar?
Joseph Kretschmar's National Provider Identifier is 1699763649. 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
What is Joseph Kretschmar's education?
Joseph Kretschmar attended Loma Linda University School of Medicine, graduating in 1981. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Joseph Kretschmar have?
Joseph Kretschmar has 45 years experience. Calculated from a graduation year of 1981, reported in the CMS National Downloadable File.
CMS public data
What is Joseph Kretschmar known for?
According to Medicare billing data, Joseph Kretschmar performs procedures including biopsy 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 an endoscope with mechanical snare, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Joseph Kretschmar's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Joseph Kretschmar. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.