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- 1600 Sw Archer Rd, Gainesville, FL 32610
About Dr. Zimmermann
Based in Gainesville, FL, Ellen M. Zimmermann, MD is listed in the NPI registry under gastroenterology. Ellen graduated from University of Wisconsin School of Medicine in 1984. Ellen is also listed as specializing in internal medicine. According to Medicare claims data, Ellen cared for 236 Medicare patients across 296 services. The services billed most often include initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, and subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes. NPI 1982789590 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
- (352) 273-9474
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1600 SW ARCHER RD
Gainesville, FL 32610
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
Chronic conditions
Liver health
Specialized and cancer
Wound care
Most searched conditions
- Acid reflux
- Celiac disease
- Crohn's disease
- Hemorrhoids
- IBS
- Swallowing difficulties
- Ulcerative colitis
Biliary and pancreas
Colon and anorectal
Esophagus and swallowing
Functional bowel and motility
Liver
- Ascites
- Autoimmune hepatitis
- Cirrhosis
- Fatty liver disease
- Hemochromatosis
- Hepatitis B
- Hepatitis C
- Portal hypertension
Stomach and duodenum
Bowel & Colon
Digestive Symptoms
Gallbladder & Bile Ducts
Procedures & services
Advanced endoscopy
Biliary and pancreatic endoscopy
Capsule and physiology testing
- Ambulatory reflux monitoring
- Capsule endoscopy
- Hydrogen and methane breath testing
- Anorectal manometry
- Esophageal manometry
Chronic illness
Clinical Nutrition
Diagnostic Testing
Digestive
General surgery
Infection & Microbiology Tests
Liver procedures
Lower endoscopy
- Colon polyp removal
- Diagnostic colonoscopy
- Endoscopic control of gastrointestinal bleeding
- Flexible sigmoidoscopy
Nursing care
Nutrition & Digestion
Upper endoscopy
- Endoscopic mucosal resection
- Esophageal biopsy
- Esophageal dilation
- Stomach biopsy
- Endoscopic submucosal dissection
Most searched procedures
Treatments
Procedures Most Often Billed to Medicare
296 services · 236 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
15 | Less often than most peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
13 | Less often than most peers in Gastroenterology |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
13 | Less often than most peers in Gastroenterology |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
55 | More often than most peers in Gastroenterology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
51 | As often as other peers in Gastroenterology |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
39 | More often than most peers in Gastroenterology |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
34 | As often as other peers in Gastroenterology |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
30 | 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 |
23 | As often as other peers in Gastroenterology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
23 | Less 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.
Related specialists at this location 2
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 gastroenterologists in Gainesville 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of Wisconsin School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1984 at University of Wisconsin School 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 FL who bill this service to Medicare most often.
Common questions
What does Dr. Zimmermann specialize in?
Dr. Zimmermann is a gastroenterologist in Gainesville, FL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where is Dr. Zimmermann located?
Dr. Zimmermann is listed at 1600 Sw Archer Rd, Gainesville, FL 32610. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Zimmermann's phone number?
The number on file is (352) 273-9474. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Zimmermann's NPI number?
Dr. Zimmermann's National Provider Identifier is 1982789590. 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. Zimmermann go to medical school?
Dr. Zimmermann attended University of Wisconsin School of Medicine, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Zimmermann been practicing?
Dr. Zimmermann has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Zimmermann do most often?
According to Medicare billing data, Dr. Zimmermann performs procedures including biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, removal of polyps or growths of large bowel using an endoscope with mechanical snare and biopsy of large bowel using a flexible endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Zimmermann confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Zimmermann. If this is you, claiming it is free.
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