Caitlin Sommer Boyak, NP
- Medicare patients, 2024
- 214
- Part D claims, 2024
- 528
- Hospital affiliations
- 2
- Industry payments
- $186
- Medical groups
- 2
- 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 Caitlin Boyak'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.
Caitlin Sommer Boyak is a nurse practitioner in Ann Arbor, Michigan
Caitlin Boyak practices at University Hospital in Ann Arbor, Michigan.
Caitlin Boyak's NPI, 1508513714, was assigned on March 8, 2022. Caitlin Boyak holds Michigan license 4704303958.
- NPI
- 1508513714NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2062809130
- NPI enumeration date
- March 8, 2022
- 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
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Caitlin Sommer Boyak practices at University Hospital in Ann Arbor, Michigan
Caitlin Boyak'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
Caitlin Sommer Boyak is affiliated with 3 sites of care and 2 medical groups
Caitlin Boyak's primary practice is University Hospital in Ann Arbor, Michigan. Caitlin Boyak is also affiliated with University Hospital. The medical group on file is University of Michigan Health. Dmand AI also links Caitlin Boyak to 1 more hospital and 1 medical group, each named with a free account. Caitlin Boyak'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 Caitlin Sommer Boyak's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Caitlin Boyak practices, 3 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 |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Caitlin Sommer Boyak is one of 2,742 nurse practitioners in Michigan
Nurse practitioner is Caitlin Boyak's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Dmand AI has Caitlin Boyak's licenses on file in 2 states: Michigan and Illinois.
Specialties and state licenses
- Nurse practitioner, MichiganPrimary
- Acute care nurse practitioner, Illinois
Nurse practitioners near Caitlin Boyak
Counts of nurse practitioners 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
Caitlin Sommer Boyak treated 214 Medicare patients in 2024, average age 75
CMS counts 214 Medicare patients who saw Caitlin Boyak in 2024. The largest group is 75 to 84, with 88 patients. 75% of them have atrial fibrillation, and 75% have high blood pressure. 36% are also on Medicaid. Their average risk score is 2.13, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Caitlin Boyak's median patient age at 70, with 41% women.
Caitlin Boyak's Medicare patients by age, 2024
Caitlin Boyak's Medicare patients by sex, 2024
- Women11453%
- Men10047%
Chronic conditions among Caitlin Boyak's Medicare patients, 2024
- Atrial fibrillation75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease57%
- Arthritis56%
- Heart failure53%
- Diabetes38%
- Chronic kidney disease37%
Share of Medicare patients with each condition. A patient can have several.
Caitlin Boyak's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women41%
- Men59%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Caitlin Sommer Boyak wrote 528 Medicare Part D claims in 2024
In 2024, Caitlin Boyak wrote 528 Medicare Part D claims for 186 patients. 69% of them were for generic drugs.
Caitlin Boyak's Part D claims by kind of drug, 2024
- Generic363 claims69%
- Brand-name165 claims31%
Drug classes CMS tracks in Caitlin Boyak's Part D claims, 2024
- Antibiotics2%12 of 528 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Caitlin Sommer Boyak offers telehealth to Medicare patients
Caitlin Boyak accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Caitlin Boyak as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Caitlin Sommer Boyak received $186 in industry payments in 2025
CMS Open Payments shows 2 general payments to Caitlin Boyak from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Biotronik Inc. paid the most, $111.
Companies that paid Caitlin Boyak the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Caitlin Sommer Boyak'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 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 (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 Caitlin Sommer Boyak
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Caitlin Sommer Boyak's NPI number?
Caitlin Sommer Boyak's NPI number is 1508513714. It was assigned on March 8, 2022, and it is active in the NPI Registry.
What does Caitlin Sommer Boyak specialize in?
Caitlin Sommer Boyak is a nurse practitioner in Ann Arbor, Michigan. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Caitlin Sommer Boyak practice?
Caitlin Boyak practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. Caitlin Boyak's primary practice is University Hospital in Ann Arbor, Michigan. Dmand AI also links Caitlin Boyak to 1 hospital and 1 medical group.
What is Caitlin Sommer Boyak's office phone number?
The practice phone on file for Caitlin Boyak is (734) 936-4000.
What is Caitlin Sommer Boyak's medical license number?
Caitlin Boyak holds Michigan license 4704303958, one of the licenses on file in 2 states.
Which states has Caitlin Sommer Boyak been licensed in?
Dmand AI has state licenses on file for Caitlin Boyak in Michigan and Illinois.
Which hospitals is Caitlin Sommer Boyak affiliated with?
Caitlin Boyak is affiliated with University Hospital. Dmand AI links Caitlin Boyak to 1 more hospital.
What medical group is Caitlin Sommer Boyak part of?
Caitlin Boyak is linked to University of Michigan Health. Dmand AI links Caitlin Boyak to 1 more medical group.
Does Caitlin Sommer Boyak accept Medicare?
Yes. CMS lists Caitlin Boyak as accepting Medicare assignment.
Does Caitlin Sommer Boyak offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Caitlin Boyak as offering telehealth services.
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How many Medicare patients does Caitlin Sommer Boyak see?
CMS counts 214 Medicare patients who saw Caitlin Boyak in 2024, with an average age of 75.
Has Caitlin Sommer Boyak received payments from drug or device companies?
CMS Open Payments shows $186 in general payments to Caitlin Boyak from 2 companies from 2025 to 2025. The largest total came from Biotronik Inc.
How long has Caitlin Sommer Boyak been practicing?
Caitlin Boyak graduated from medical school in 2021, 5 years ago.
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