Dr. William Egan, MD
- Medicare services, 2018
- 41
- Part D claims, 2018
- 1,001
- Industry payments
- $614
- Affiliated sites
- 1
- State license
- 1
- Practice address
- 1011 Lake St, Oak Park, IL 60301-1148
- Practice phone
- Call (847) 295-7746
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
William H. Egan M.D., S.C.
Physician office · Oak Park, Illinois
Find Dr. Egan'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. William Egan is a psychiatrist in Berwyn, Illinois
Dr. Egan practices at William H. Egan M.D., S.C. in Oak Park, Illinois.
Dr. Egan's NPI, 1932205481, was assigned on September 15, 2006.
- NPI
- 1932205481NPI Registry (opens in a new tab)
- NPI enumeration date
- September 15, 2006
- NPI status
- Active
- Practice phone
- (847) 295-7746
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. William Egan practices in Oak Park and Berwyn
Dr. Egan's primary practice is William H. Egan M.D., S.C., at 1011 Lake St, Oak Park, IL 60301-1148. The practice phone is (847) 295-7746. The NPI Registry lists Dr. Egan's practice address as 3231 Euclid Ave, Berwyn, IL 60402-3471.
- William H. Egan M.D., S.C.Primary1011 Lake St, Oak Park, IL 60301-1148Phone(847) 295-7746
- NPI Registry address3231 Euclid Ave, Berwyn, IL 60402-3471Phone(708) 484-0515
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. William Egan is affiliated with 1 site of care
Dr. Egan's primary practice is William H. Egan M.D., S.C. in Oak Park, Illinois.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. William Egan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Egan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| William H. Egan M.D., S.C. | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Egan is one of 1,527 psychiatrists in Illinois
Psychiatry is Dr. Egan's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Egan has a license on file in Illinois.
Specialties and state licenses
- Psychiatry, Illinois
Psychiatrists near Dr. Egan
Counts of psychiatrists 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. William Egan billed Medicare for 41 services in 2018
CMS data shows 41 Medicare services from Dr. Egan across 1 procedure code in 2018, all of them office visits. Medicare paid $463 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Egan's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 2902018: 4186%
Dr. Egan compared with the Illinois median for psychiatrists, 2018
- Dr. Egan
- Illinois median
- Medicare services
- 41vs 20380% below
- Part D claims
- 1,001vs 1745.8 times
Medians across 1,588 psychiatrists in Illinois with Dmand AI profiles that report each measure.
Dr. Egan's most billed Medicare procedure codes, 2018
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. Egan and other psychiatrists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William Egan wrote 1,001 Medicare Part D claims in 2018
In 2018, Dr. Egan wrote 1,001 Medicare Part D claims. They cover 31 drugs, with $64,182 in total drug cost. In 2017, CMS named 3,535 claims across 49 drugs.
Dr. Egan's most prescribed drugs by claims, 2018
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 3,5352018: 1,00172%
Drugs named by CMS: 31 in 2018, 49 in 2017.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. William Egan received $614 in industry payments from 2016 to 2018
CMS Open Payments shows 43 general payments to Dr. Egan from 8 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Takeda Pharmaceuticals U.S.A., Inc. paid the most, $184.
General payments to Dr. Egan by program year, 2016 to 2018
Companies that paid Dr. Egan the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. William Egan'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 Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand 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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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. William Egan
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. William Egan's NPI number?
Dr. William Egan's NPI number is 1932205481. It was assigned on September 15, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William Egan?
Dr. William Egan is a psychiatrist in Berwyn, Illinois. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. William Egan practice?
Dr. Egan practices at 1011 Lake St, Oak Park, IL 60301-1148. Dr. Egan also practices at 3231 Euclid Ave, Berwyn, IL 60402-3471. Dr. Egan's primary practice is William H. Egan M.D., S.C. in Oak Park, Illinois.
What is Dr. William Egan's office phone number?
The practice phone on file for Dr. Egan is (847) 295-7746.
Does Dr. William Egan accept Medicare?
Yes. CMS data shows Dr. Egan billed Medicare for 41 services in 2018.
What services does Dr. William Egan bill to Medicare?
In 2018, Dr. Egan's most billed Medicare services were office visit, established patient (99213).
What drugs does Dr. William Egan prescribe most?
In 2018 Medicare Part D data, Dr. Egan's most prescribed drugs by claims were Alprazolam, Benztropine Mesylate and Clonazepam.
Has Dr. William Egan received payments from drug or device companies?
CMS Open Payments shows $614 in general payments to Dr. Egan from 8 companies from 2016 to 2018. The largest total came from Takeda Pharmaceuticals U.S.A., Inc.
How long has Dr. William Egan been practicing?
Dr. Egan's NPI was assigned in 2006.
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