Dr. Gil A. Weiss, MD
- Medicare services, 2024
- 139
- Medicare patients, 2024
- 63
- Part D claims, 2024
- 149
- Hospital affiliations
- 2
- Industry payments
- $6,310
- Practice address
- 2801 Lakeside Dr, Bannockburn, IL 60015
- Practice phone
- Call (847) 562-1410
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Midwest Center for Women's Health Care, Ltd.
Bannockburn, Illinois
Find Dr. Weiss' 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. Gil A. Weiss is an OB-GYN in Bannockburn, Illinois
Dr. Weiss practices at Midwest Center for Women's Health Care, Ltd. in Bannockburn, Illinois.
Dr. Weiss' NPI, 1558441014, was assigned on October 17, 2006. Dr. Weiss holds New York license 237578.
- NPI
- 1558441014NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486674736
- NPI enumeration date
- October 17, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (847) 562-1410
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gil A. Weiss practices at Midwest Center for Women's Health Care, Ltd. in Bannockburn, Illinois
Dr. Weiss' primary practice is Midwest Center for Women's Health Care, Ltd., at 2801 Lakeside Dr, Bannockburn, IL 60015 in Lake County. The practice phone is (847) 562-1410.
- Midwest Center for Women's Health Care, Ltd.2801 Lakeside Dr, Bannockburn, IL 60015 · Lake CountyPhone(847) 562-1410
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Gil A. Weiss is affiliated with 4 sites of care and 2 medical groups
Dr. Weiss' primary practice is Midwest Center for Women's Health Care, Ltd. in Bannockburn, Illinois. Dr. Weiss is also affiliated with Evanston Hospital. The medical group on file is Midwest Center for Women's HealthCare. Dmand AI also links Dr. Weiss to 1 more hospital, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Gil A. Weiss' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Weiss practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Midwest Center for Women's Health Care, Ltd. | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gil A. Weiss is one of 1,665 OB-GYNs in Illinois
Obstetrics and gynecology is Dr. Weiss' primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Weiss is licensed in New York.
Specialties and state licenses
- Obstetrics and gynecology, New YorkPrimary
OB-GYNs near Dr. Weiss
Counts of OB-GYNs 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. Gil A. Weiss billed Medicare for 139 services in 2024
CMS data shows 139 Medicare services from Dr. Weiss across 4 procedure codes in 2024, for 63 Medicare patients. Medicare paid $7,238 for them. Every service was in an office.
Dr. Weiss' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 122024: 60400%
- Office and hospital visits
- 2023: 692024: 5816%
- Imaging
- 2023: 02024: 21
Dr. Weiss compared with the Illinois median for OB-GYNs, 2024
- Dr. Weiss
- Illinois median
- Medicare services
- 139vs 482.9 times
- Medicare patients
- 63vs 4443% above
- Part D claims
- 56vs 282.0 times
Medians across 1,360 OB-GYNs in Illinois with Dmand AI profiles that report each measure.
Dr. Weiss' 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 Dr. Weiss and other OB-GYNs in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gil A. Weiss treated 63 Medicare patients in 2024, average age 74
CMS counts 63 Medicare patients who saw Dr. Weiss in 2024. The largest group is 65 to 74, with 40 patients. 70% of them have high cholesterol, and 46% have osteoporosis. Their average risk score is 0.79, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Weiss' median patient age at 40, with 98% women.
Dr. Weiss' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Weiss' Medicare patients, 2024
- High cholesterol70%
- Osteoporosis46%
- Arthritis44%
- High blood pressure44%
- Anxiety22%
- Mood disorders19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Weiss' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 40
Patient panel by sex, all payers
- Women98%
- Men2%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gil A. Weiss wrote 149 Medicare Part D claims in 2024
In 2024, Dr. Weiss wrote 149 Medicare Part D claims for 44 patients. 81% of them were for generic drugs. CMS names the drug for 56 of them, across 2 drugs with 11 or more claims each, at $3,575 in total drug cost. In 2023, CMS named 48 claims across 3 drugs.
Dr. Weiss' Part D claims by kind of drug, 2024
- Generic121 claims81%
- Brand-name28 claims19%
Dr. Weiss' 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.
Drug classes CMS tracks in Dr. Weiss' Part D claims, 2024
- Antibiotics21%31 of 149 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 482024: 5617%
Drugs named by CMS: 2 in 2024, 3 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
How Dr. Gil A. Weiss takes part in Medicare
Dr. Weiss 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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Dr. Gil A. Weiss received $6,310 in industry payments from 2016 to 2025
CMS Open Payments shows 203 general payments to Dr. Weiss from 35 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 68% of the total. Gyrus ACMI, Inc. paid the most, $1,800.
General payments to Dr. Weiss by program year, 2016 to 2025
General payments to Dr. Weiss by kind, 2016 to 2025
- Food and beverage$4,30568%
- Consulting fees$1,80029%
- Education$2053%
Companies that paid Dr. Weiss the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Gil A. Weiss'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| 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 Dr. Gil A. Weiss
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. Gil A. Weiss' NPI number?
Dr. Gil A. Weiss' NPI number is 1558441014. It was assigned on October 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gil A. Weiss?
Dr. Gil A. Weiss is an OB-GYN in Bannockburn, Illinois. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Gil A. Weiss practice?
Dr. Weiss practices at 2801 Lakeside Dr, Bannockburn, IL 60015. Dr. Weiss' primary practice is Midwest Center for Women's Health Care, Ltd. in Bannockburn, Illinois. Dmand AI also links Dr. Weiss to 1 hospital, 1 group practice or clinic and 1 medical group.
What is Dr. Gil A. Weiss' office phone number?
The practice phone on file for Dr. Weiss is (847) 562-1410.
What is Dr. Gil A. Weiss' medical license number?
Dr. Weiss holds New York license 237578.
Which hospitals is Dr. Gil A. Weiss affiliated with?
Dr. Weiss is affiliated with Evanston Hospital. Dmand AI links Dr. Weiss to 1 more hospital.
What medical group is Dr. Gil A. Weiss part of?
Dr. Weiss is linked to Midwest Center for Women's HealthCare. Dmand AI links Dr. Weiss to 1 more medical group.
Does Dr. Gil A. Weiss accept Medicare?
Yes. CMS data shows Dr. Weiss billed Medicare for 139 services in 2024, and Dr. Weiss accepts Medicare assignment.
How many Medicare patients does Dr. Gil A. Weiss see?
CMS counts 63 Medicare patients who saw Dr. Weiss in 2024, with an average age of 74.
What services does Dr. Gil A. Weiss bill to Medicare?
In 2024, Dr. Weiss' most billed Medicare services were office visit, established patient (99213), medicare service (G0444) and medicare service (G0101).
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What drugs does Dr. Gil A. Weiss prescribe most?
In 2024 Medicare Part D data, Dr. Weiss' most prescribed drugs by claims were Estradiol and Nitrofurantoin Mono-Macro.
Has Dr. Gil A. Weiss received payments from drug or device companies?
CMS Open Payments shows $6,310 in general payments to Dr. Weiss from 35 companies from 2016 to 2025. The largest total came from Gyrus ACMI, Inc.
How long has Dr. Gil A. Weiss been practicing?
Dr. Weiss graduated from medical school in 2001, 25 years ago.
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