Physician Profile
Unclaimed ProfileAbout Dr. Fleckenstein
Jaquelyn F Fleckenstein, MD is a healthcare provider in Saint Louis, MO specializing in gastroenterology. Jaquelyn trained at Saint Louis University School of Medicine, graduating in 1985. According to Medicare claims data, Jaquelyn cared for 342 Medicare patients across 398 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
- (314) 747-2066
- Email not available
Practice Locations
4921 PARKVIEW PL DIV IM GASTROENTEROLOGY, STE 12B
Saint Louis, MO 63110
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
Biliary and pancreas
- Acute pancreatitis
- Cholangitis
- Chronic pancreatitis
- Common bile duct stones
- Gallstones
- Pancreatic cysts
- Primary biliary cholangitis
- Primary sclerosing cholangitis
Colon and anorectal
- Anal fissure
- Colon polyps
- Colorectal cancer
- Diverticulosis and uncomplicated diverticulitis
- Hemorrhoids
- Lower gastrointestinal bleeding
Esophagus and swallowing
- Achalasia
- Acid reflux (GERD)
- Barrett's esophagus
- Difficulty swallowing
- Eosinophilic esophagitis
- Esophageal stricture
- Esophagitis
Functional bowel and motility
- Chronic constipation
- Chronic diarrhea
- Fecal incontinence
- Intestinal pseudo-obstruction
- Irritable bowel syndrome
- Small intestinal bacterial overgrowth
Inflammatory and immune
Liver
- Alcohol-associated liver disease
- Ascites
- Autoimmune hepatitis
- Cirrhosis
- Fatty liver disease
- Hemochromatosis
- Hepatic encephalopathy
- Hepatitis B
- Hepatitis C
- Metabolic dysfunction-associated steatohepatitis
- Portal hypertension
- Wilson disease
Stomach and duodenum
- Celiac disease
- Functional dyspepsia
- Gastritis
- Gastroparesis
- H. pylori infection
- Peptic ulcer disease
Procedures & services
Lower endoscopy
- Colon polyp removal
- Colonoscopy
- Diagnostic colonoscopy
- Endoscopic control of gastrointestinal bleeding
- Flexible sigmoidoscopy
- Screening colonoscopy
Upper endoscopy
- Endoscopic mucosal resection
- Endoscopic submucosal dissection
- Esophageal biopsy
- Esophageal dilation
- Stomach biopsy
- Upper endoscopy
Capsule and physiology testing
- Ambulatory reflux monitoring
- Anorectal manometry
- Capsule endoscopy
- Esophageal manometry
- Hydrogen and methane breath testing
Liver procedures
Procedures Most Often Billed to Medicare
398 services · 342 patients · 9 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
11 |
| Measurement of liver stiffness | Treatment | 91200 |
41 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
154 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
74 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
57 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
19 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
17 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
13 |
| Telephone medical discussion with physician, 11-20 minutes | Office visit | 99442 |
12 |
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.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
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 Saint Louis 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Saint Louis University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1985 at Saint Louis University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 8
Providers in MO who bill this service to Medicare most often.
Common questions
What is Dr. Fleckenstein's specialty?
Dr. Fleckenstein is a gastroenterology in Saint Louis, MO. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GASTROENTEROLOGY”.
NPI registry
Where can I find Dr. Fleckenstein?
Dr. Fleckenstein is listed at 4921 PARKVIEW PL DIV IM GASTROENTEROLOGY, STE 12B, Saint Louis, MO 63110. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Fleckenstein?
The number on file is (314) 747-2066. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Fleckenstein's NPI number?
Dr. Fleckenstein's National Provider Identifier is 1386600864. 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 Dr. Fleckenstein's medical education?
Dr. Fleckenstein attended Saint Louis University School of Medicine, graduating in 1985. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Fleckenstein been practicing?
Dr. Fleckenstein has 41 years experience. Calculated from a graduation year of 1985, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Fleckenstein known for?
According to Medicare billing data, Dr. Fleckenstein performs procedures including diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope; provides treatments such as measurement of liver stiffness, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Fleckenstein confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Fleckenstein. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.