Gregory Simelgor
- Medicare services, 2024
- 445
- Medicare patients, 2024
- 463
- Part D claims, 2019
- 12
- Industry payments
- $2,938
- Affiliated sites
- 3
- Practice address
- 1185 Town Center Drive Suite 200, Eagan, MN 55123
- Practice phone
- Call (612) 871-1145
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Eagan Endoscopy Center & Clinic
Surgery Center - Medicare-Certified · Eagan, Minnesota
Find Gregory Simelgor's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Gregory Simelgor is an anesthesiologist in Saint Paul, Minnesota
Gregory Simelgor practices at Eagan Endoscopy Center & Clinic in Eagan, Minnesota.
Gregory Simelgor's NPI, 1548372840, was assigned on August 31, 2006. Gregory Simelgor holds Wisconsin license 1787-320.
- NPI
- 1548372840NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830091412
- NPI enumeration date
- August 31, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (612) 871-1145
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Gregory Simelgor practices at Eagan Endoscopy Center & Clinic in Eagan, Minnesota
Gregory Simelgor's primary practice is Eagan Endoscopy Center & Clinic, at 1185 Town Center Drive Suite 200, Eagan, MN 55123. The practice phone is (612) 871-1145.
- Eagan Endoscopy Center & Clinic1185 Town Center Drive Suite 200, Eagan, MN 55123Phone(612) 871-1145
Source: Dmand AI Affiliation Data
Gregory Simelgor is affiliated with 3 sites of care and 4 medical groups
Gregory Simelgor's primary practice is Eagan Endoscopy Center & Clinic in Eagan, Minnesota. The medical group on file is Metropolitan Anesthesia Network, LLP. Dmand AI also links Gregory Simelgor to 3 more medical groups, 1 group practice or clinic and 1 ambulatory surgery center, each named with a free account. Gregory Simelgor's employer is on file too: a surgery center (asc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Gregory Simelgor's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gregory Simelgor practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Eagan Endoscopy Center & Clinic | Available with a free account |
| +2 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Gregory Simelgor is one of 816 anesthesiologists in Minnesota
Anesthesiology is Gregory Simelgor's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dmand AI has Gregory Simelgor's licenses on file in 2 states: Wisconsin and Minnesota.
Specialties and state licenses
- Anesthesiology, WisconsinPrimary
- Minnesota license
Anesthesiologists near Gregory Simelgor
Counts of anesthesiologists 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
Gregory Simelgor billed Medicare for 445 services in 2024
CMS data shows 445 Medicare services from Gregory Simelgor across 4 procedure codes in 2024, for 463 Medicare patients. Medicare paid $21,340 for them. Every service was in a facility, such as a hospital, rather than an office.
Gregory Simelgor's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 6522024: 44532%
Gregory Simelgor compared with the Minnesota median for anesthesiologists, 2024
- Gregory Simelgor
- Minnesota median
- Medicare services
- 445vs 726.2 times
- Medicare patients
- 463vs 1622.9 times
- Part D claims
- 12vs 2654% below
Medians across 771 anesthesiologists in Minnesota with Dmand AI profiles that report each measure.
Gregory Simelgor'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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Medicare shows one payer. Book a meeting to get commercial claims data for Gregory Simelgor and other anesthesiologists in Minnesota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Gregory Simelgor treated 463 Medicare patients in 2024, average age 70
CMS counts 463 Medicare patients who saw Gregory Simelgor in 2024. The largest group is 65 to 74, with 299 patients. 56% of them have high cholesterol, and 53% have high blood pressure. 9% are also on Medicaid. Their average risk score is 0.89, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Gregory Simelgor's median patient age at 55, with 54% women.
Gregory Simelgor's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Gregory Simelgor's Medicare patients by sex, 2024
- Women26357%
- Men20043%
Chronic conditions among Gregory Simelgor's Medicare patients, 2024
- High cholesterol56%
- High blood pressure53%
- Arthritis35%
- Anxiety25%
- Mood disorders25%
- Depression21%
- Diabetes20%
- Ischemic heart disease19%
Share of Medicare patients with each condition. A patient can have several.
Gregory Simelgor's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Gregory Simelgor wrote 12 Medicare Part D claims in 2019
In 2019, Gregory Simelgor wrote 12 Medicare Part D claims. They cover 1 drug, with $10,685 in total drug cost.
Gregory Simelgor's most prescribed drugs by claims, 2019
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Gregory Simelgor takes part in Medicare
Gregory Simelgor accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Gregory Simelgor received $2,938 in industry payments from 2022 to 2025
CMS Open Payments shows 3 general payments to Gregory Simelgor from 3 drug and device companies from 2022 to 2025. Consulting fees make up the largest share, 99% of the total. Medtronic, Inc. paid the most, $1,901.
General payments to Gregory Simelgor by program year, 2022 to 2025
General payments to Gregory Simelgor by kind, 2022 to 2025
- Consulting fees$2,90199%
- Food and beverage$371%
Companies that paid Gregory Simelgor the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Gregory Simelgor'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Gregory Simelgor
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gregory Simelgor's NPI number?
Gregory Simelgor's NPI number is 1548372840. It was assigned on August 31, 2006, and it is active in the NPI Registry.
What does Gregory Simelgor specialize in?
Gregory Simelgor is an anesthesiologist in Saint Paul, Minnesota. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Gregory Simelgor practice?
Gregory Simelgor practices at 1185 Town Center Drive Suite 200, Eagan, MN 55123. Gregory Simelgor's primary practice is Eagan Endoscopy Center & Clinic in Eagan, Minnesota. Dmand AI also links Gregory Simelgor to 3 medical groups, 1 group practice or clinic and 1 ambulatory surgery center.
What is Gregory Simelgor's office phone number?
The practice phone on file for Gregory Simelgor is (612) 871-1145.
What is Gregory Simelgor's medical license number?
Gregory Simelgor holds Wisconsin license 1787-320, one of the licenses on file in 2 states.
Which states has Gregory Simelgor been licensed in?
Dmand AI has state licenses on file for Gregory Simelgor in Wisconsin and Minnesota.
What medical group is Gregory Simelgor part of?
Gregory Simelgor is linked to Metropolitan Anesthesia Network, LLP. Dmand AI links Gregory Simelgor to 3 more medical groups.
Does Gregory Simelgor accept Medicare?
Yes. CMS data shows Gregory Simelgor billed Medicare for 445 services in 2024, and Gregory Simelgor accepts Medicare assignment.
How many Medicare patients does Gregory Simelgor see?
CMS counts 463 Medicare patients who saw Gregory Simelgor in 2024, with an average age of 70.
What services does Gregory Simelgor bill to Medicare?
In 2024, Gregory Simelgor's most billed Medicare services were anesthesia (00811), anesthesia (00731) and anesthesia (00812).
Show 3 more questionsShow fewer questions
What drugs does Gregory Simelgor prescribe most?
In 2019 Medicare Part D data, Gregory Simelgor's most prescribed drugs by claims were Spravato.
Has Gregory Simelgor received payments from drug or device companies?
CMS Open Payments shows $2,938 in general payments to Gregory Simelgor from 3 companies from 2022 to 2025. The largest total came from Medtronic, Inc.
How long has Gregory Simelgor been practicing?
Gregory Simelgor graduated from medical school in 2000, 26 years ago.
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