Dr. Foster Ahn Hays, MD
- Medicare services, 2024
- 690
- Medicare patients, 2024
- 168
- Part D claims, 2024
- 4,752
- Hospital affiliations
- 1
- Industry payments
- $68
- Practice address
- 752 North High Point Rd., Madison, WI 53717
- Practice phone
- Call (608) 250-1560
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Imaging Services at SSM Health Dean Medical Group (N High PT Rd)
Mammography / Breast Imaging Center · Madison, Wisconsin
Find Dr. Hays' 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. Foster Ahn Hays is a psychiatrist in Madison, Wisconsin
Dr. Hays practices at Imaging Services at SSM Health Dean Medical Group (N High PT Rd) in Madison, Wisconsin.
Dr. Hays' NPI, 1609253459, was assigned on April 30, 2015. Dr. Hays graduated from University of Texas Southwestern Medical School at Dallas in 2015. Dr. Hays holds Wisconsin license 71377.
- NPI
- 1609253459NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3577898311
- NPI enumeration date
- April 30, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (608) 250-1560
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Foster Ahn Hays practices at Imaging Services at SSM Health Dean Medical Group (N High PT Rd) in Madison, Wisconsin
Dr. Hays' primary practice is Imaging Services at SSM Health Dean Medical Group (N High PT Rd), at 752 North High Point Rd., Madison, WI 53717. The practice phone is (608) 250-1560.
- Imaging Services at SSM Health Dean Medical Group (N High PT Rd)752 North High Point Rd., Madison, WI 53717Phone(608) 250-1560
Source: Dmand AI Affiliation Data
Dr. Foster Ahn Hays is affiliated with 3 sites of care and 1 medical group
Dr. Hays' primary practice is Imaging Services at SSM Health Dean Medical Group (N High PT Rd) in Madison, Wisconsin. Dr. Hays is also affiliated with SSM Health St. Mary's Hospital - Madison. The medical group on file is SSM Health Dean Medical Group. Dmand AI also links Dr. Hays to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Foster Ahn Hays' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hays practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Imaging Services at SSM Health Dean Medical Group (N High PT Rd) | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Foster Ahn Hays is one of 688 psychiatrists in Wisconsin
Psychiatry is Dr. Hays' primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Hays is licensed in Wisconsin.
Specialties and state licenses
- Psychiatry, WisconsinPrimary
Psychiatrists near Dr. Hays
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. Foster Ahn Hays billed Medicare for 690 services in 2024
CMS data shows 690 Medicare services from Dr. Hays across 8 procedure codes in 2024, for 168 Medicare patients. Medicare paid $45,550 for them. Every service was in an office.
Dr. Hays' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3012024: 2942%
- Tests and treatments
- 2023: 2742024: 24112%
- Other services
- 2023: 02024: 100
- Surgery
- 2023: 962024: 5543%
Dr. Hays compared with the Wisconsin median for psychiatrists, 2024
- Dr. Hays
- Wisconsin median
- Medicare services
- 690vs 1285.4 times
- Medicare patients
- 168vs 493.4 times
- Part D claims
- 4,506vs 23219.4 times
Medians across 753 psychiatrists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Hays' 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. Hays and other psychiatrists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Foster Ahn Hays treated 168 Medicare patients in 2024, average age 64
CMS counts 168 Medicare patients who saw Dr. Hays in 2024. The largest group is 65 to 74, with 72 patients. 75% of them have anxiety, and 75% have mood disorders. 36% are also on Medicaid. Their average risk score is 1.29, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hays' median patient age at 46, with 67% women.
Dr. Hays' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Hays' Medicare patients by sex, 2024
- Women11367%
- Men5533%
Chronic conditions among Dr. Hays' Medicare patients, 2024
- Anxiety75%
- Mood disorders75%
- Depression68%
- High cholesterol52%
- High blood pressure47%
- Arthritis30%
- Bipolar disorder27%
- Diabetes26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hays' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 46
Patient panel by sex, all payers
- Women67%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Foster Ahn Hays wrote 4,752 Medicare Part D claims in 2024
In 2024, Dr. Hays wrote 4,752 Medicare Part D claims for 345 patients. 95% of them were for generic drugs. CMS names the drug for 4,506 of them, across 72 drugs with 11 or more claims each, at $285,893 in total drug cost. In 2023, CMS named 3,472 claims across 60 drugs.
Dr. Hays' Part D claims by kind of drug, 2024
- Generic4,508 claims95%
- Brand-name and other244 claims5%
Dr. Hays' 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. Hays' Part D claims, 2024
- Antipsychotics, patients 65 and over6%288 of 4,752 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: 3,4722024: 4,50630%
Drugs named by CMS: 72 in 2024, 60 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
Dr. Foster Ahn Hays offers telehealth to Medicare patients
Dr. Hays accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Hays as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Foster Ahn Hays received $68 in industry payments from 2018 to 2019
CMS Open Payments shows 4 general payments to Dr. Hays from 2 drug and device companies from 2018 to 2019. Food and beverage make up the largest share, 100% of the total. Alkermes, Inc. paid the most, $37.
General payments to Dr. Hays by program year, 2018 to 2019
Companies that paid Dr. Hays the most, 2018 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Foster Ahn Hays graduated from University of Texas Southwestern Medical School at Dallas
Dr. Hays graduated from University of Texas Southwestern Medical School at Dallas in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Foster Ahn Hays'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. Foster Ahn Hays
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. Foster Ahn Hays' NPI number?
Dr. Foster Ahn Hays' NPI number is 1609253459. It was assigned on April 30, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Foster Ahn Hays?
Dr. Foster Ahn Hays is a psychiatrist in Madison, Wisconsin. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Foster Ahn Hays practice?
Dr. Hays practices at 752 North High Point Rd., Madison, WI 53717. Dr. Hays' primary practice is Imaging Services at SSM Health Dean Medical Group (N High PT Rd) in Madison, Wisconsin. Dmand AI also links Dr. Hays to 1 group practice or clinic.
What is Dr. Foster Ahn Hays' office phone number?
The practice phone on file for Dr. Hays is (608) 250-1560.
What is Dr. Foster Ahn Hays' medical license number?
Dr. Hays holds Wisconsin license 71377.
Which hospitals is Dr. Foster Ahn Hays affiliated with?
Dr. Hays is affiliated with SSM Health St. Mary's Hospital - Madison.
What medical group is Dr. Foster Ahn Hays part of?
Dr. Hays is linked to SSM Health Dean Medical Group.
Does Dr. Foster Ahn Hays accept Medicare?
Yes. CMS data shows Dr. Hays billed Medicare for 690 services in 2024, and Dr. Hays accepts Medicare assignment.
Does Dr. Foster Ahn Hays offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Hays as offering telehealth services.
How many Medicare patients does Dr. Foster Ahn Hays see?
CMS counts 168 Medicare patients who saw Dr. Hays in 2024, with an average age of 64.
Show 5 more questionsShow fewer questions
What services does Dr. Foster Ahn Hays bill to Medicare?
In 2024, Dr. Hays' most billed Medicare services were office visit, established patient (99214), psychiatric service (90833) and medicare service (G2211).
Where did Dr. Foster Ahn Hays go to medical school?
Dr. Hays graduated from University of Texas Southwestern Medical School at Dallas in 2015.
What drugs does Dr. Foster Ahn Hays prescribe most?
In 2024 Medicare Part D data, Dr. Hays' most prescribed drugs by claims were Clonazepam, Lorazepam and Duloxetine HCl.
Has Dr. Foster Ahn Hays received payments from drug or device companies?
CMS Open Payments shows $68 in general payments to Dr. Hays from 2 companies from 2018 to 2019. The largest total came from Alkermes, Inc.
How long has Dr. Foster Ahn Hays been practicing?
Dr. Hays graduated from medical school in 2015, 11 years ago.
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