Dr. Garrett William Fleming, DO
- Medicare services, 2024
- 286
- Medicare patients, 2024
- 189
- Part D claims, 2024
- 213
- MIPS score, 2024
- 100
- Hospital affiliations
- 1
- Practice address
- 125 Hospital Drive, Watertown, WI 53098
- Practice phone
- Call (920) 261-4210
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Fleming's professional email, personal email and mobile number
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Dr. Garrett William Fleming is a general surgeon in Watertown, Wisconsin
Dr. Fleming practices at Watertown Regional Medical Center in Watertown, Wisconsin, part of Lifepoint Health.
Dr. Fleming's NPI, 1255606430, was assigned on March 20, 2012. Dr. Fleming graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2012. Dr. Fleming holds Iowa license DO-05037.
- NPI
- 1255606430NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7214208594
- NPI enumeration date
- March 20, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (920) 261-4210
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Garrett William Fleming practices at Watertown Regional Medical Center in Watertown, Wisconsin
Dr. Fleming's primary practice is Watertown Regional Medical Center, at 125 Hospital Drive, Watertown, WI 53098 in Dodge County. The practice phone is (920) 261-4210.
- Watertown Regional Medical Center125 Hospital Drive, Watertown, WI 53098 · Dodge CountyPhone(920) 261-4210
Source: Dmand AI Affiliation Data
Dr. Garrett William Fleming is affiliated with 1 site of care and 1 medical group
Dr. Fleming's primary practice is Watertown Regional Medical Center in Watertown, Wisconsin, part of Lifepoint Health. The medical group on file is Watertown Regional Medical Center - Doctors Court Clinic.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Garrett William Fleming's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fleming practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Watertown Regional Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Garrett William Fleming is one of 565 general surgeons in Wisconsin
Surgery is Dr. Fleming's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Fleming is licensed in Iowa.
Specialties and state licenses
- Surgery, IowaPrimary
General surgeons near Dr. Fleming
Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Garrett William Fleming billed Medicare for 286 services in 2024
CMS data shows 286 Medicare services from Dr. Fleming across 11 procedure codes in 2024, for 189 Medicare patients. Medicare paid $25,709 for them.
Dr. Fleming's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1942024: 1902%
- Surgery
- 2023: 1752024: 9645%
Where Dr. Fleming's Medicare services took place, 2024
- In an office16859%
- In a facility11841%
Dr. Fleming compared with the Wisconsin median for general surgeons, 2024
- Dr. Fleming
- Wisconsin median
- Medicare services
- 286vs 992.9 times
- Medicare patients
- 189vs 10089% above
- Part D claims
- 143vs 373.9 times
Medians across 557 general surgeons in Wisconsin with Dmand AI profiles that report each measure.
Dr. Fleming's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Garrett William Fleming treated 189 Medicare patients in 2024, average age 72
CMS counts 189 Medicare patients who saw Dr. Fleming in 2024. The largest group is 65 to 74, with 81 patients. 75% of them have high cholesterol, and 74% have high blood pressure. 15% are also on Medicaid. Their average risk score is 1.22, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Fleming's median patient age at 62, with 47% women.
Dr. Fleming's Medicare patients by age, 2024
Dr. Fleming's Medicare patients by sex, 2024
- Women9852%
- Men9148%
Chronic conditions among Dr. Fleming's Medicare patients, 2024
- High cholesterol75%
- High blood pressure74%
- Arthritis43%
- Diabetes30%
- Anxiety29%
- Mood disorders28%
- Depression26%
- Ischemic heart disease24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Fleming's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Garrett William Fleming wrote 213 Medicare Part D claims in 2024
In 2024, Dr. Fleming wrote 213 Medicare Part D claims for 80 patients. 98% of them were for generic drugs. CMS names the drug for 143 of them, across 5 drugs with 11 or more claims each, at $1,494 in total drug cost. In 2023, CMS named 172 claims across 6 drugs.
Dr. Fleming's Part D claims by kind of drug, 2024
- Generic209 claims98%
- Brand-name and other4 claims2%
Dr. Fleming's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Fleming's Part D claims, 2024
- Opioids18%38 of 213 claims
- Antibiotics17%36 of 213 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1722024: 14317%
Drugs named by CMS: 5 in 2024, 6 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Garrett William Fleming scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Fleming for performance year 2024, reported as part of a group. Dr. Fleming accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 52 procedures of colonoscopy by Dr. Fleming, more than 64% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Fleming's MIPS scores, performance year 2024
- 100of 100Final score
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Fleming ranks in Medicare procedure volume
- Colonoscopy
- 64th percentile52 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 64th percentile51 procedures
- Removal of tissue
- 62nd percentile11 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
Mastectomy: 1 to 10 procedures (CMS shows small counts as a range)
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Garrett William Fleming received $12,408 in industry payments from 2016 to 2025
CMS Open Payments shows 42 general payments to Dr. Fleming from 11 drug and device companies from 2016 to 2025. Education make up the largest share, 87% of the total. Intuitive Surgical, Inc. paid the most, $11,821.
General payments to Dr. Fleming by program year, 2016 to 2025
General payments to Dr. Fleming by kind, 2016 to 2025
- Education$10,75087%
- Travel and lodging$9708%
- Food and beverage$6876%
Companies that paid Dr. Fleming the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Garrett William Fleming graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville
Dr. Fleming graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Garrett William Fleming's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Garrett William Fleming
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Garrett William Fleming's NPI number?
Dr. Garrett William Fleming's NPI number is 1255606430. It was assigned on March 20, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Garrett William Fleming?
Dr. Garrett William Fleming is a general surgeon in Watertown, Wisconsin. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Garrett William Fleming practice?
Dr. Fleming practices at 125 Hospital Drive, Watertown, WI 53098. Dr. Fleming's primary practice is Watertown Regional Medical Center in Watertown, Wisconsin, part of Lifepoint Health.
What is Dr. Garrett William Fleming's office phone number?
The practice phone on file for Dr. Fleming is (920) 261-4210.
What is Dr. Garrett William Fleming's medical license number?
Dr. Fleming holds Iowa license DO-05037.
Which hospitals is Dr. Garrett William Fleming affiliated with?
Dr. Fleming practices at Watertown Regional Medical Center in Watertown, Wisconsin.
What medical group is Dr. Garrett William Fleming part of?
Dr. Fleming is linked to Watertown Regional Medical Center - Doctors Court Clinic.
Does Dr. Garrett William Fleming accept Medicare?
Yes. CMS data shows Dr. Fleming billed Medicare for 286 services in 2024, and Dr. Fleming accepts Medicare assignment.
What is Dr. Garrett William Fleming's MIPS score?
Dr. Fleming's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
How many Medicare patients does Dr. Garrett William Fleming see?
CMS counts 189 Medicare patients who saw Dr. Fleming in 2024, with an average age of 72.
Show 5 more questionsShow fewer questions
What services does Dr. Garrett William Fleming bill to Medicare?
In 2024, Dr. Fleming's most billed Medicare services were surgery: digestive system (43239), office visit, established patient (99212) and surgery: digestive system (45384).
Where did Dr. Garrett William Fleming go to medical school?
Dr. Fleming graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2012.
What drugs does Dr. Garrett William Fleming prescribe most?
In 2024 Medicare Part D data, Dr. Fleming's most prescribed drugs by claims were Omeprazole, Pantoprazole Sodium and Ondansetron ODT.
Has Dr. Garrett William Fleming received payments from drug or device companies?
CMS Open Payments shows $12,408 in general payments to Dr. Fleming from 11 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Garrett William Fleming been practicing?
Dr. Fleming graduated from medical school in 2012, 14 years ago.
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