Dr. James A. Hayman, MD
- Medicare services, 2024
- 81
- Medicare patients, 2024
- 18
- Hospital affiliations
- 1
- Industry payments
- $100
- Medical groups
- 4
- Practice address
- 1500 E Medical Center Dr, Ann Arbor, MI 48109
- Practice phone
- Call (734) 936-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University Hospital
School-Based Health Center · Ann Arbor, Michigan
Find Dr. Hayman'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. James A. Hayman is a radiation oncologist in Ann Arbor, Michigan
Dr. Hayman practices at University Hospital in Ann Arbor, Michigan.
Dr. Hayman's NPI, 1245322643, was assigned on September 29, 2006. Dr. Hayman graduated from University of Chicago, Pritzker School of Medicine in 1991. Dr. Hayman holds Michigan license 4301067911.
- NPI
- 1245322643NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486660131
- NPI enumeration date
- September 29, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (734) 936-4000
- 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. James A. Hayman practices at University Hospital in Ann Arbor, Michigan
Dr. Hayman's primary practice is University Hospital, at 1500 E Medical Center Dr, Ann Arbor, MI 48109. The practice phone is (734) 936-4000.
- University Hospital1500 E Medical Center Dr, Ann Arbor, MI 48109Phone(734) 936-4000
Source: Dmand AI Affiliation Data
Dr. James A. Hayman is affiliated with 2 sites of care and 4 medical groups
Dr. Hayman's primary practice is University Hospital in Ann Arbor, Michigan. Dr. Hayman is also affiliated with University Hospital. The medical group on file is University of Michigan Health. Dmand AI also links Dr. Hayman to 3 more medical groups, each named with a free account. Dr. Hayman's employer is on file too: a school & student health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. James A. Hayman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hayman practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Hospital | Available with a free account |
| +1 more site and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. James A. Hayman is one of 200 radiation oncologists in Michigan
Radiation oncology is Dr. Hayman's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Hayman is licensed in Michigan.
Specialties and state licenses
- Radiation oncology, MichiganPrimary
Radiation oncologists near Dr. Hayman
Counts of radiation oncologists 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. James A. Hayman billed Medicare for 81 services in 2024
CMS data shows 81 Medicare services from Dr. Hayman across 5 procedure codes in 2024, for 18 Medicare patients. Medicare paid $6,929 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Hayman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 2142024: 6868%
- Office and hospital visits
- 2023: 252024: 1348%
Dr. Hayman compared with the Michigan median for radiation oncologists, 2024
- Dr. Hayman
- Michigan median
- Medicare services
- 81vs 1,14893% below
- Medicare patients
- 18vs 13386% below
Medians across 184 radiation oncologists in Michigan with Dmand AI profiles that report each measure.
Dr. Hayman'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. Hayman and other radiation oncologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James A. Hayman treated 18 Medicare patients in 2024, average age 73
CMS counts 18 Medicare patients who saw Dr. Hayman in 2024. 72% of them have high blood pressure. Their average risk score is 1.33, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hayman's median patient age at 65, with 42% women.
Chronic conditions among Dr. Hayman's Medicare patients, 2024
- High blood pressure72%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hayman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women42%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James A. Hayman offers telehealth to Medicare patients
Dr. Hayman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Hayman as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. James A. Hayman received $100 in industry payments from 2019 to 2020
CMS Open Payments shows 2 general payments to Dr. Hayman from 1 drug or device company from 2019 to 2020. Food and beverage make up the largest share, 87% of the total. Novocure Inc. paid the most, $100.
General payments to Dr. Hayman by program year, 2019 to 2020
General payments to Dr. Hayman by kind, 2019 to 2020
- Food and beverage$8787%
- Education$1313%
Companies that paid Dr. Hayman the most, 2019 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James A. Hayman graduated from University of Chicago, Pritzker School of Medicine
Dr. Hayman graduated from University of Chicago, Pritzker School of Medicine in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. James A. Hayman'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) |
| 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. James A. Hayman
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. James A. Hayman's NPI number?
Dr. James A. Hayman's NPI number is 1245322643. It was assigned on September 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. James A. Hayman?
Dr. James A. Hayman is a radiation oncologist in Ann Arbor, Michigan. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. James A. Hayman practice?
Dr. Hayman practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. Dr. Hayman's primary practice is University Hospital in Ann Arbor, Michigan. Dmand AI also links Dr. Hayman to 3 medical groups.
What is Dr. James A. Hayman's office phone number?
The practice phone on file for Dr. Hayman is (734) 936-4000.
What is Dr. James A. Hayman's medical license number?
Dr. Hayman holds Michigan license 4301067911.
Which hospitals is Dr. James A. Hayman affiliated with?
Dr. Hayman is affiliated with University Hospital.
What medical group is Dr. James A. Hayman part of?
Dr. Hayman is linked to University of Michigan Health. Dmand AI links Dr. Hayman to 3 more medical groups.
Does Dr. James A. Hayman accept Medicare?
Yes. CMS data shows Dr. Hayman billed Medicare for 81 services in 2024, and Dr. Hayman accepts Medicare assignment.
Does Dr. James A. Hayman offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Hayman as offering telehealth services.
How many Medicare patients does Dr. James A. Hayman see?
CMS counts 18 Medicare patients who saw Dr. Hayman in 2024, with an average age of 73.
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What services does Dr. James A. Hayman bill to Medicare?
In 2024, Dr. Hayman's most billed Medicare services were radiation oncology (77263), radiation oncology (77318) and radiation oncology (77333).
Where did Dr. James A. Hayman go to medical school?
Dr. Hayman graduated from University of Chicago, Pritzker School of Medicine in 1991.
Has Dr. James A. Hayman received payments from drug or device companies?
CMS Open Payments shows $100 in general payments to Dr. Hayman from 1 company from 2019 to 2020. The largest total came from Novocure Inc.
How long has Dr. James A. Hayman been practicing?
Dr. Hayman graduated from medical school in 1991, 35 years ago.
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