Dr. Gregory Gerald Mevissen, MD
- Medicare services, 2024
- 487
- Medicare patients, 2024
- 237
- Part D claims, 2024
- 996
- Hospital affiliations
- 1
- Medical groups
- 2
- Practice address
- 6500 Excelsior Blvd, Saint Louis Park, MN 55426
- Practice phone
- Call (952) 993-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Mevissen's professional email, personal email and mobile number
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Dr. Gregory Gerald Mevissen is a gastroenterologist in Minneapolis, Minnesota
Dr. Mevissen practices at Methodist Hospital in Saint Louis Park, Minnesota, part of HealthPartners.
Dr. Mevissen's NPI, 1295763837, was assigned on June 30, 2006. Dr. Mevissen graduated from University of Minnesota Medical School in 1985. Dr. Mevissen holds Minnesota license 33592.
- NPI
- 1295763837NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628165891
- NPI enumeration date
- June 30, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (952) 993-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory Gerald Mevissen practices at Methodist Hospital in Saint Louis Park, Minnesota
Dr. Mevissen's primary practice is Methodist Hospital, at 6500 Excelsior Blvd, Saint Louis Park, MN 55426 in Hennepin County. The practice phone is (952) 993-5000.
- Methodist Hospital6500 Excelsior Blvd, Saint Louis Park, MN 55426 · Hennepin CountyPhone(952) 993-5000
Source: Dmand AI Affiliation Data
Dr. Gregory Gerald Mevissen is affiliated with 3 sites of care and 2 medical groups
Dr. Mevissen's primary practice is Methodist Hospital in Saint Louis Park, Minnesota, part of HealthPartners. The medical group on file is Park Nicollet Clinic. Dmand AI also links Dr. Mevissen to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gregory Gerald Mevissen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mevissen practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Methodist Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gregory Gerald Mevissen is one of 366 gastroenterologists in Minnesota
Gastroenterology is Dr. Mevissen's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Mevissen is licensed in Minnesota.
Specialties and state licenses
- Gastroenterology, MinnesotaPrimary
Gastroenterologists near Dr. Mevissen
Counts of gastroenterologists 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. Gregory Gerald Mevissen billed Medicare for 487 services in 2024
CMS data shows 487 Medicare services from Dr. Mevissen across 14 procedure codes in 2024, for 237 Medicare patients. Medicare paid $40,256 for them.
Dr. Mevissen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1482024: 17116%
- Drugs given in the office
- 2023: 1312024: 1255%
- Other services
- 2023: 552024: 111102%
- Office and hospital visits
- 2023: 292024: 5072%
- Imaging
- 2023: 02024: 15
- Tests and treatments
- 2023: 02024: 15
Where Dr. Mevissen's Medicare services took place, 2024
- In an office37677%
- In a facility11123%
Dr. Mevissen compared with the Minnesota median for gastroenterologists, 2024
- Dr. Mevissen
- Minnesota median
- Medicare services
- 487vs 27478% above
- Medicare patients
- 237vs 19820% above
- Part D claims
- 894vs 1426.3 times
Medians across 380 gastroenterologists in Minnesota with Dmand AI profiles that report each measure.
Dr. Mevissen'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. Gregory Gerald Mevissen treated 237 Medicare patients in 2024, average age 72
CMS counts 237 Medicare patients who saw Dr. Mevissen in 2024. The largest group is 65 to 74, with 126 patients. 65% of them have high cholesterol, and 58% have high blood pressure. 13% are also on Medicaid. Their average risk score is 1.00, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mevissen's median patient age at 63, with 53% women.
Dr. Mevissen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Mevissen's Medicare patients by sex, 2024
- Women13155%
- Men10645%
Chronic conditions among Dr. Mevissen's Medicare patients, 2024
- High cholesterol65%
- High blood pressure58%
- Arthritis38%
- Mood disorders25%
- Anxiety24%
- Depression22%
- Diabetes21%
- Chronic kidney disease20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mevissen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory Gerald Mevissen wrote 996 Medicare Part D claims in 2024
In 2024, Dr. Mevissen wrote 996 Medicare Part D claims for 476 patients. 94% of them were for generic drugs. CMS names the drug for 894 of them, across 11 drugs with 11 or more claims each, at $23,593 in total drug cost. In 2023, CMS named 617 claims across 10 drugs.
Dr. Mevissen's Part D claims by kind of drug, 2024
- Generic932 claims94%
- Brand-name64 claims6%
Dr. Mevissen'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6172024: 89445%
Drugs named by CMS: 11 in 2024, 10 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. Gregory Gerald Mevissen ranks in the 71st percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Mevissen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 78 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Mevissen, more than 71% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Mevissen ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 71st percentile78 procedures
- Colonoscopy
- 60th percentile43 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Gregory Gerald Mevissen graduated from University of Minnesota Medical School
Dr. Mevissen graduated from University of Minnesota Medical School in 1985.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gregory Gerald Mevissen'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)Doctors and Clinicians Utilization Data (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. Gregory Gerald Mevissen
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. Gregory Gerald Mevissen's NPI number?
Dr. Gregory Gerald Mevissen's NPI number is 1295763837. It was assigned on June 30, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory Gerald Mevissen?
Dr. Gregory Gerald Mevissen is a gastroenterologist in Minneapolis, Minnesota. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Gregory Gerald Mevissen practice?
Dr. Mevissen practices at 6500 Excelsior Blvd, Saint Louis Park, MN 55426. Dr. Mevissen's primary practice is Methodist Hospital in Saint Louis Park, Minnesota, part of HealthPartners. Dmand AI also links Dr. Mevissen to 2 group practices and clinics and 1 medical group.
What is Dr. Gregory Gerald Mevissen's office phone number?
The practice phone on file for Dr. Mevissen is (952) 993-5000.
What is Dr. Gregory Gerald Mevissen's medical license number?
Dr. Mevissen holds Minnesota license 33592.
Which hospitals is Dr. Gregory Gerald Mevissen affiliated with?
Dr. Mevissen practices at Methodist Hospital in Saint Louis Park, Minnesota.
What medical group is Dr. Gregory Gerald Mevissen part of?
Dr. Mevissen is linked to Park Nicollet Clinic. Dmand AI links Dr. Mevissen to 1 more medical group.
Does Dr. Gregory Gerald Mevissen accept Medicare?
Yes. CMS data shows Dr. Mevissen billed Medicare for 487 services in 2024, and Dr. Mevissen accepts Medicare assignment.
How many Medicare patients does Dr. Gregory Gerald Mevissen see?
CMS counts 237 Medicare patients who saw Dr. Mevissen in 2024, with an average age of 72.
What services does Dr. Gregory Gerald Mevissen bill to Medicare?
In 2024, Dr. Mevissen's most billed Medicare services were injected or infused drug (J2250), surgery: digestive system (45385) and medicare service (G0500).
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Where did Dr. Gregory Gerald Mevissen go to medical school?
Dr. Mevissen graduated from University of Minnesota Medical School in 1985.
What drugs does Dr. Gregory Gerald Mevissen prescribe most?
In 2024 Medicare Part D data, Dr. Mevissen's most prescribed drugs by claims were Ondansetron HCl, Gavilyte-G and Omeprazole.
How long has Dr. Gregory Gerald Mevissen been practicing?
Dr. Mevissen graduated from medical school in 1985, 41 years ago.
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