Dr. Gregory Porter, MD
- Medicare services, 2024
- 88
- Medicare patients, 2024
- 142
- Part D claims, 2024
- 18
- Hospital affiliations
- 2
- Industry payments
- $879
- Practice address
- 800 Biesterfield Rd, Elk Grove Village, IL 60007
- Practice phone
- Call (847) 437-5500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Porter'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.
Dr. Gregory Porter is an anesthesiologist in Elk Grove Village, Illinois
Dr. Porter practices at Ascension Alexian Brothers in Elk Grove Village, Illinois, part of Ascension Health Alliance.
Dr. Porter's NPI, 1548327323, was assigned on January 2, 2007. Dr. Porter graduated from Southern Illinois University School of Medicine in 1979. Dr. Porter holds Illinois license 036061719.
- NPI
- 1548327323NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5193714475
- NPI enumeration date
- January 2, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (847) 437-5500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory Porter practices at Ascension Alexian Brothers in Elk Grove Village, Illinois
Dr. Porter's primary practice is Ascension Alexian Brothers, at 800 Biesterfield Rd, Elk Grove Village, IL 60007 in Cook County. The practice phone is (847) 437-5500.
- Ascension Alexian Brothers800 Biesterfield Rd, Elk Grove Village, IL 60007 · Cook CountyPhone(847) 437-5500
Source: Dmand AI Affiliation Data
Dr. Gregory Porter is affiliated with 2 sites of care and 3 medical groups
Dr. Porter's primary practice is Ascension Alexian Brothers in Elk Grove Village, Illinois, part of Ascension Health Alliance. Dr. Porter is also affiliated with Advocate Sherman Hospital. The medical group on file is Dreyer Medical Clinic (Advocate Medical Group). Dmand AI also links Dr. Porter to 2 more medical groups, 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 Porter's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Porter practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension Alexian Brothers | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Ascension Health Alliance and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Gregory Porter is one of 1,887 anesthesiologists in Illinois
Anesthesiology is Dr. Porter's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Porter is licensed in Illinois.
Specialties and state licenses
- Anesthesiology, IllinoisPrimary
Anesthesiologists near Dr. Porter
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
Dr. Gregory Porter billed Medicare for 88 services in 2024
CMS data shows 88 Medicare services from Dr. Porter across 6 procedure codes in 2024, for 142 Medicare patients. Medicare paid $11,700 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Porter's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 482024: 7658%
- Surgery
- 2023: 02024: 12
Dr. Porter compared with the Illinois median for anesthesiologists, 2024
- Dr. Porter
- Illinois median
- Medicare services
- 88vs 91Close to median
- Medicare patients
- 142vs 15710% below
Medians across 1,742 anesthesiologists in Illinois with Dmand AI profiles that report each measure.
Dr. Porter'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.
Need commercial claims for Dr. Porter?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Porter and other anesthesiologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory Porter treated 142 Medicare patients in 2024, average age 74
CMS counts 142 Medicare patients who saw Dr. Porter in 2024. The largest group is 65 to 74, with 69 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.49, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Porter's median patient age at 68, with 54% women.
Dr. Porter's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Porter's Medicare patients by sex, 2024
- Women6747%
- Men7553%
Chronic conditions among Dr. Porter's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Ischemic heart disease46%
- Diabetes36%
- Atrial fibrillation33%
- Chronic kidney disease27%
- Anxiety26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Porter's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory Porter wrote 18 Medicare Part D claims in 2024
In 2024, Dr. Porter wrote 18 Medicare Part D claims. 100% of them were for generic drugs.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Gregory Porter takes part in Medicare
Dr. Porter 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
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Gregory Porter received $879 in industry payments from 2016 to 2025
CMS Open Payments shows 14 general payments to Dr. Porter from 10 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 73% of the total. Nevro Corp. paid the most, $638.
General payments to Dr. Porter by program year, 2016 to 2025
General payments to Dr. Porter by kind, 2016 to 2025
- Travel and lodging$63873%
- Food and beverage$24127%
Companies that paid Dr. Porter 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. Gregory Porter graduated from Southern Illinois University School of Medicine
Dr. Porter graduated from Southern Illinois University School of Medicine in 1979.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gregory Porter'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 (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) |
| 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 Porter
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 Porter's NPI number?
Dr. Gregory Porter's NPI number is 1548327323. It was assigned on January 2, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory Porter?
Dr. Gregory Porter is an anesthesiologist in Elk Grove Village, Illinois. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Gregory Porter practice?
Dr. Porter practices at 800 Biesterfield Rd, Elk Grove Village, IL 60007. Dr. Porter's primary practice is Ascension Alexian Brothers in Elk Grove Village, Illinois, part of Ascension Health Alliance. Dmand AI also links Dr. Porter to 2 medical groups.
What is Dr. Gregory Porter's office phone number?
The practice phone on file for Dr. Porter is (847) 437-5500.
What is Dr. Gregory Porter's medical license number?
Dr. Porter holds Illinois license 036061719.
Which hospitals is Dr. Gregory Porter affiliated with?
Dr. Porter practices at Ascension Alexian Brothers in Elk Grove Village, Illinois. Dr. Porter is also affiliated with Advocate Sherman Hospital.
What medical group is Dr. Gregory Porter part of?
Dr. Porter is linked to Dreyer Medical Clinic (Advocate Medical Group). Dmand AI links Dr. Porter to 2 more medical groups.
Does Dr. Gregory Porter accept Medicare?
Yes. CMS data shows Dr. Porter billed Medicare for 88 services in 2024, and Dr. Porter accepts Medicare assignment.
How many Medicare patients does Dr. Gregory Porter see?
CMS counts 142 Medicare patients who saw Dr. Porter in 2024, with an average age of 74.
What services does Dr. Gregory Porter bill to Medicare?
In 2024, Dr. Porter's most billed Medicare services were anesthesia (00811), anesthesia (00813) and anesthesia (00731).
Show 3 more questionsShow fewer questions
Where did Dr. Gregory Porter go to medical school?
Dr. Porter graduated from Southern Illinois University School of Medicine in 1979.
Has Dr. Gregory Porter received payments from drug or device companies?
CMS Open Payments shows $879 in general payments to Dr. Porter from 10 companies from 2016 to 2025. The largest total came from Nevro Corp.
How long has Dr. Gregory Porter been practicing?
Dr. Porter graduated from medical school in 1979, 47 years ago.
Selling to anesthesiology practices?
See anesthesiologists in Illinois 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