Gregory Simelgor

  • Saint Paul, MN
  • Anesthesiologist
NPI1548372840PAC ID9830091412
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
Social profiles

Primary practice

Eagan Endoscopy Center & Clinic

Surgery Center - Medicare-Certified · Eagan, Minnesota

See all 7 affiliations

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.

View contacts for free

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 and contact details
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 & Clinic
    1185 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).

See all 7 affiliations for Gregory Simelgor

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.

EHR by site
SiteEHR vendor and product
Eagan Endoscopy Center & ClinicAvailable with a free account
+2 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Gregory Simelgor practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.

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, WisconsinPrimaryLicense 1787-320 · taxonomy 207L00000X
  • Minnesota licenseLicense 44092

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.

Medicare services, 2024445
Medicare patients463
Paid by Medicare$21,340
Procedure codes4

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.

See all procedures by Gregory Simelgor

Need commercial claims for Gregory Simelgor?

Medicare shows one payer. Book a meeting to get commercial claims data for Gregory Simelgor and other anesthesiologists in Minnesota.

Book a meeting

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.

Medicare patients, 2024463
Average age70
Average risk score0.89
Also on Medicaid9%

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

  1. High cholesterol56%
  2. High blood pressure53%
  3. Arthritis35%
  4. Anxiety25%
  5. Mood disorders25%
  6. Depression21%
  7. Diabetes20%
  8. 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.

Part D claims, 201912
Drugs named by CMS1
Total drug cost$10,685

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.

See all prescribing by Gregory Simelgor

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)

For MedTech and pharma teams

Find anesthesiologists like Gregory Simelgor by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

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

$2.9Kin total
  • 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.

See all payments to Gregory Simelgor

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Gregory Simelgor's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand 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.

Selling to anesthesiology practices?

See anesthesiologists in Minnesota by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)