Dr. William E. Ayetey, MD
- Medicare services, 2024
- 54
- Medicare patients, 2024
- 38
- Part D claims, 2024
- 187
- Hospital affiliations
- 2
- Industry payments
- $1,081
- Practice address
- 1000 Mineral Point Ave, Janesville, WI 53548
- Practice phone
- Call (608) 756-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercyhealth Hospital and Trauma Center - Outpatient Therapy - Janesville
Physical Therapy Clinic · Janesville, Wisconsin
Find Dr. Ayetey'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 E. Ayetey is a psychiatrist in Janesville, Wisconsin
Dr. Ayetey practices at Mercyhealth Hospital and Trauma Center - Outpatient Therapy - Janesville in Janesville, Wisconsin.
Dr. Ayetey's NPI, 1780604025, was assigned on July 20, 2006. Dr. Ayetey graduated from University of Minnesota Medical School in 1991. Dr. Ayetey holds Wisconsin license 33457.
- NPI
- 1780604025NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698817096
- NPI enumeration date
- July 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (608) 756-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William E. Ayetey practices at Mercyhealth Hospital and Trauma Center - Outpatient Therapy - Janesville in Janesville, Wisconsin
Dr. Ayetey's primary practice is Mercyhealth Hospital and Trauma Center - Outpatient Therapy - Janesville, at 1000 Mineral Point Ave, Janesville, WI 53548. The practice phone is (608) 756-6000.
- Mercyhealth Hospital and Trauma Center - Outpatient Therapy - Janesville1000 Mineral Point Ave, Janesville, WI 53548Phone(608) 756-6000
Source: Dmand AI Affiliation Data
Dr. William E. Ayetey is affiliated with 5 sites of care and 4 medical groups
Dr. Ayetey's primary practice is Mercyhealth Hospital and Trauma Center - Outpatient Therapy - Janesville in Janesville, Wisconsin. Dr. Ayetey is also affiliated with Mercyhealth Hospital and Trauma Center-Janesville. The medical group on file is Mercyhealth. Dmand AI also links Dr. Ayetey to 1 more hospital, 3 medical groups and 2 group practices and clinics, 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. William E. Ayetey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ayetey practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercyhealth Hospital and Trauma Center - Outpatient Therapy - Janesville | Available with a free account |
| +4 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William E. Ayetey is one of 688 psychiatrists in Wisconsin
Psychiatry is Dr. Ayetey's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Ayetey is licensed in Wisconsin.
Specialties and state licenses
- Psychiatry, WisconsinPrimary
Psychiatrists near Dr. Ayetey
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 E. Ayetey billed Medicare for 54 services in 2024
CMS data shows 54 Medicare services from Dr. Ayetey across 2 procedure codes in 2024, for 38 Medicare patients. Medicare paid $3,862 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Ayetey's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 932024: 5442%
Dr. Ayetey compared with the Wisconsin median for psychiatrists, 2024
- Dr. Ayetey
- Wisconsin median
- Medicare services
- 54vs 12858% below
- Medicare patients
- 38vs 4922% below
- Part D claims
- 61vs 23274% below
Medians across 753 psychiatrists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Ayetey'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ayetey and other psychiatrists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William E. Ayetey treated 38 Medicare patients in 2024, average age 52
CMS counts 38 Medicare patients who saw Dr. Ayetey in 2024. The largest group is under 65, with 26 patients. 75% of them have anxiety, and 75% have depression. 66% are also on Medicaid. Their average risk score is 2.02, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Ayetey's median patient age at 41, with 43% women.
Dr. Ayetey's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Ayetey's Medicare patients by sex, 2024
- Women2155%
- Men1745%
Chronic conditions among Dr. Ayetey's Medicare patients, 2024
- Anxiety75%
- Depression75%
- Mood disorders75%
- Alcohol and drug use disorders53%
- High blood pressure53%
- Tobacco use53%
- Schizophrenia and other psychoses47%
- Bipolar disorder45%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ayetey's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 41
Patient panel by sex, all payers
- Women43%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William E. Ayetey wrote 187 Medicare Part D claims in 2024
In 2024, Dr. Ayetey wrote 187 Medicare Part D claims for 44 patients. 97% of them were for generic drugs. CMS names the drug for 61 of them, across 3 drugs with 11 or more claims each, at $299 in total drug cost. In 2023, CMS named 32 claims across 2 drugs.
Dr. Ayetey's Part D claims by kind of drug, 2024
- Generic181 claims97%
- Brand-name and other6 claims3%
Dr. Ayetey's 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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 322024: 6191%
Drugs named by CMS: 3 in 2024, 2 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. William E. Ayetey takes part in Medicare
Dr. Ayetey 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. William E. Ayetey received $1,081 in industry payments from 2016 to 2024
CMS Open Payments shows 38 general payments to Dr. Ayetey from 8 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 86% of the total. Alkermes, Inc. paid the most, $293.
General payments to Dr. Ayetey by program year, 2016 to 2024
General payments to Dr. Ayetey by kind, 2016 to 2024
- Food and beverage$93186%
- Consulting fees$15014%
Companies that paid Dr. Ayetey the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William E. Ayetey graduated from University of Minnesota Medical School
Dr. Ayetey graduated from University of Minnesota Medical School in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William E. Ayetey'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 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) |
| 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. William E. Ayetey
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 E. Ayetey's NPI number?
Dr. William E. Ayetey's NPI number is 1780604025. It was assigned on July 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William E. Ayetey?
Dr. William E. Ayetey is a psychiatrist in Janesville, Wisconsin. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. William E. Ayetey practice?
Dr. Ayetey practices at 1000 Mineral Point Ave, Janesville, WI 53548. Dr. Ayetey's primary practice is Mercyhealth Hospital and Trauma Center - Outpatient Therapy - Janesville in Janesville, Wisconsin. Dmand AI also links Dr. Ayetey to 1 hospital, 3 medical groups and 2 group practices and clinics.
What is Dr. William E. Ayetey's office phone number?
The practice phone on file for Dr. Ayetey is (608) 756-6000.
What is Dr. William E. Ayetey's medical license number?
Dr. Ayetey holds Wisconsin license 33457.
Which hospitals is Dr. William E. Ayetey affiliated with?
Dr. Ayetey is affiliated with Mercyhealth Hospital and Trauma Center-Janesville. Dmand AI links Dr. Ayetey to 1 more hospital.
What medical group is Dr. William E. Ayetey part of?
Dr. Ayetey is linked to Mercyhealth. Dmand AI links Dr. Ayetey to 3 more medical groups.
Does Dr. William E. Ayetey accept Medicare?
Yes. CMS data shows Dr. Ayetey billed Medicare for 54 services in 2024, and Dr. Ayetey accepts Medicare assignment.
How many Medicare patients does Dr. William E. Ayetey see?
CMS counts 38 Medicare patients who saw Dr. Ayetey in 2024, with an average age of 52.
What services does Dr. William E. Ayetey bill to Medicare?
In 2024, Dr. Ayetey's most billed Medicare services were hospital inpatient care (99238) and hospital inpatient care (99222).
Show 4 more questionsShow fewer questions
Where did Dr. William E. Ayetey go to medical school?
Dr. Ayetey graduated from University of Minnesota Medical School in 1991.
What drugs does Dr. William E. Ayetey prescribe most?
In 2024 Medicare Part D data, Dr. Ayetey's most prescribed drugs by claims were Hydroxyzine HCl, Trazodone HCl and Gabapentin.
Has Dr. William E. Ayetey received payments from drug or device companies?
CMS Open Payments shows $1,081 in general payments to Dr. Ayetey from 8 companies from 2016 to 2024. The largest total came from Alkermes, Inc.
How long has Dr. William E. Ayetey been practicing?
Dr. Ayetey graduated from medical school in 1991, 35 years ago.
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