Aaron M. Gish
- Medicare services, 2024
- 51
- Medicare patients, 2024
- 153
- Hospital affiliations
- 1
- Industry payments
- $175
- Medical groups
- 4
- Practice address
- 3249 South Oak Park Avenue, Berwyn, IL 60402
- Practice phone
- Call (708) 783-9100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Aaron Gish'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.
Aaron M. Gish is an anesthesiologist in Berwyn, Illinois
Aaron Gish practices at MacNeal Hospital in Berwyn, Illinois, part of Trinity Health.
Aaron Gish's NPI, 1063971844, was assigned on March 19, 2019. Aaron Gish holds Illinois license 036164189.
- NPI
- 1063971844NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264897107
- NPI enumeration date
- March 19, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (708) 783-9100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Aaron M. Gish practices at MacNeal Hospital in Berwyn, Illinois
Aaron Gish's primary practice is MacNeal Hospital, at 3249 South Oak Park Avenue, Berwyn, IL 60402 in Cook County. The practice phone is (708) 783-9100.
- MacNeal Hospital3249 South Oak Park Avenue, Berwyn, IL 60402 · Cook CountyPhone(708) 783-9100
Source: Dmand AI Affiliation Data
Aaron M. Gish is affiliated with 1 site of care and 4 medical groups
Aaron Gish's primary practice is MacNeal Hospital in Berwyn, Illinois, part of Trinity Health. The medical group on file is Loyola Medical Group. Dmand AI also links Aaron Gish to 3 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 Aaron M. Gish's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Aaron Gish practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MacNeal Hospital | Available with a free account |
| +3 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 Trinity Health and 6.2K+ hospitals, with verified contacts in the same login.
Aaron M. Gish is one of 1,887 anesthesiologists in Illinois
Anesthesiology is Aaron Gish's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Aaron Gish is licensed in Illinois.
Specialties and state licenses
- Anesthesiology, IllinoisPrimary
Anesthesiologists near Aaron Gish
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
Aaron M. Gish billed Medicare for 51 services in 2024
CMS data shows 51 Medicare services from Aaron Gish across 3 procedure codes in 2024, for 153 Medicare patients. Medicare paid $4,268 for them. Every service was in a facility, such as a hospital, rather than an office.
Aaron Gish compared with the Illinois median for anesthesiologists, 2024
- Aaron Gish
- Illinois median
- Medicare services
- 51vs 9144% below
- Medicare patients
- 153vs 157Close to median
Medians across 1,742 anesthesiologists in Illinois with Dmand AI profiles that report each measure.
Aaron Gish'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 Aaron Gish?
Medicare shows one payer. Book a meeting to get commercial claims data for Aaron Gish and other anesthesiologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Aaron M. Gish treated 153 Medicare patients in 2024, average age 74
CMS counts 153 Medicare patients who saw Aaron Gish in 2024. The largest group is 65 to 74, with 70 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 29% are also on Medicaid. Their average risk score is 1.59, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Aaron Gish's median patient age at 70, with 48% women.
Aaron Gish's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Aaron Gish's Medicare patients by sex, 2024
- Women8254%
- Men7146%
Chronic conditions among Aaron Gish's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis55%
- Diabetes42%
- Chronic kidney disease36%
- Ischemic heart disease36%
- Mood disorders26%
- Anxiety24%
Share of Medicare patients with each condition. A patient can have several.
Aaron Gish's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women48%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Aaron M. Gish takes part in Medicare
Aaron Gish 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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Aaron M. Gish received $175 in industry payments in 2025
CMS Open Payments shows 4 general payments to Aaron Gish from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Intuitive Surgical, Inc. paid the most, $87.
Companies that paid Aaron Gish the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Aaron M. Gish'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) |
| 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 Aaron M. Gish
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Aaron M. Gish's NPI number?
Aaron M. Gish's NPI number is 1063971844. It was assigned on March 19, 2019, and it is active in the NPI Registry.
What does Aaron M. Gish specialize in?
Aaron M. Gish is an anesthesiologist in Berwyn, Illinois. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Aaron M. Gish practice?
Aaron Gish practices at 3249 South Oak Park Avenue, Berwyn, IL 60402. Aaron Gish's primary practice is MacNeal Hospital in Berwyn, Illinois, part of Trinity Health. Dmand AI also links Aaron Gish to 3 medical groups.
What is Aaron M. Gish's office phone number?
The practice phone on file for Aaron Gish is (708) 783-9100.
What is Aaron M. Gish's medical license number?
Aaron Gish holds Illinois license 036164189.
Which hospitals is Aaron M. Gish affiliated with?
Aaron Gish practices at MacNeal Hospital in Berwyn, Illinois.
What medical group is Aaron M. Gish part of?
Aaron Gish is linked to Loyola Medical Group. Dmand AI links Aaron Gish to 3 more medical groups.
Does Aaron M. Gish accept Medicare?
Yes. CMS data shows Aaron Gish billed Medicare for 51 services in 2024, and Aaron Gish accepts Medicare assignment.
How many Medicare patients does Aaron M. Gish see?
CMS counts 153 Medicare patients who saw Aaron Gish in 2024, with an average age of 74.
What services does Aaron M. Gish bill to Medicare?
In 2024, Aaron Gish's most billed Medicare services were anesthesia (00142), anesthesia (00811) and anesthesia (00731).
Has Aaron M. Gish received payments from drug or device companies?
CMS Open Payments shows $175 in general payments to Aaron Gish from 3 companies from 2025 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Aaron M. Gish been practicing?
Aaron Gish graduated from medical school in 2019, 7 years ago.
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