Dr. Katharine A. Micallef, DO
- Medicare patients, 2024
- 27
- Part D claims, 2024
- 83
- Hospital affiliations
- 2
- Industry payments
- $656
- Medical group
- 1
- Practice address
- 24 Frank Lloyd Wright Dr, Ann Arbor, MI 48105
- Practice phone
- Call (734) 426-1925
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
IHA Obstetrics & Gynecology Chelsea
Ann Arbor, Michigan
Find Dr. Micallef'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. Katharine A. Micallef is an OB-GYN in Ann Arbor, Michigan
Dr. Micallef practices at IHA Obstetrics & Gynecology Chelsea in Ann Arbor, Michigan.
Dr. Micallef's NPI, 1033524962, was assigned on June 30, 2014. Dr. Micallef graduated from Michigan State University College of Osteopathic Medicine in 2014. Dr. Micallef holds Michigan license 5101021040.
- NPI
- 1033524962NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183937030
- NPI enumeration date
- June 30, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (734) 426-1925
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Katharine A. Micallef practices at IHA Obstetrics & Gynecology Chelsea in Ann Arbor, Michigan
Dr. Micallef's primary practice is IHA Obstetrics & Gynecology Chelsea, at 24 Frank Lloyd Wright Dr, Ann Arbor, MI 48105 in Washtenaw County. The practice phone is (734) 426-1925.
- IHA Obstetrics & Gynecology Chelsea24 Frank Lloyd Wright Dr, Ann Arbor, MI 48105 · Washtenaw CountyPhone(734) 426-1925
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Katharine A. Micallef is affiliated with 4 sites of care and 1 medical group
Dr. Micallef's primary practice is IHA Obstetrics & Gynecology Chelsea in Ann Arbor, Michigan. Dr. Micallef is also affiliated with Trinity Health Ann Arbor Hospital. The medical group on file is Trinity Health IHA Medical Group. Dmand AI also links Dr. Micallef to 1 more hospital and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Katharine A. Micallef's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Micallef practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| IHA Obstetrics & Gynecology Chelsea | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Katharine A. Micallef is one of 1,457 OB-GYNs in Michigan
Obstetrics and gynecology is Dr. Micallef's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dmand AI has Dr. Micallef's licenses on file in 2 states: Michigan and Washington.
Specialties and state licenses
- Obstetrics and gynecology, MichiganPrimary
- Washington license
OB-GYNs near Dr. Micallef
Counts of OB-GYNs 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. Katharine A. Micallef treated 27 Medicare patients in 2024, average age 66
CMS counts 27 Medicare patients who saw Dr. Micallef in 2024. The largest group is 65 to 74, with 15 patients. 59% of them have high cholesterol, and 41% have anxiety. Their average risk score is 0.91, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Micallef's median patient age at 35, with 99% women.
Dr. Micallef's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Micallef's Medicare patients, 2024
- High cholesterol59%
- Anxiety41%
- Depression41%
- Mood disorders41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Micallef's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 35
Patient panel by sex, all payers
- Women99%
- Men1%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Katharine A. Micallef wrote 83 Medicare Part D claims in 2024
In 2024, Dr. Micallef wrote 83 Medicare Part D claims for 34 patients. 88% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $437 in total drug cost. In 2016, CMS named 13 claims across 1 drug.
Dr. Micallef's Part D claims by kind of drug, 2024
- Generic73 claims88%
- Brand-name and other10 claims12%
Dr. Micallef'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, 2016 to 2024
- 2016
- 2024
- Claims for drugs CMS names
- 2016: 132024: 13No change
Drugs named by CMS: 1 in 2024, 1 in 2016.
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. Katharine A. Micallef takes part in Medicare
Dr. Micallef 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. Katharine A. Micallef received $656 in industry payments from 2016 to 2019
CMS Open Payments shows 12 general payments to Dr. Micallef from 8 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. Hologic Inc paid the most, $241.
General payments to Dr. Micallef by program year, 2016 to 2019
Companies that paid Dr. Micallef the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Katharine A. Micallef graduated from Michigan State University College of Osteopathic Medicine
Dr. Micallef graduated from Michigan State University College of Osteopathic Medicine in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Katharine A. Micallef'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 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. Katharine A. Micallef
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. Katharine A. Micallef's NPI number?
Dr. Katharine A. Micallef's NPI number is 1033524962. It was assigned on June 30, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Katharine A. Micallef?
Dr. Katharine A. Micallef is an OB-GYN in Ann Arbor, Michigan. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Katharine A. Micallef practice?
Dr. Micallef practices at 24 Frank Lloyd Wright Dr, Ann Arbor, MI 48105. Dr. Micallef's primary practice is IHA Obstetrics & Gynecology Chelsea in Ann Arbor, Michigan. Dmand AI also links Dr. Micallef to 1 hospital and 1 group practice or clinic.
What is Dr. Katharine A. Micallef's office phone number?
The practice phone on file for Dr. Micallef is (734) 426-1925.
What is Dr. Katharine A. Micallef's medical license number?
Dr. Micallef holds Michigan license 5101021040, one of the licenses on file in 2 states.
Which states has Dr. Katharine A. Micallef been licensed in?
Dmand AI has state licenses on file for Dr. Micallef in Michigan and Washington.
Which hospitals is Dr. Katharine A. Micallef affiliated with?
Dr. Micallef is affiliated with Trinity Health Ann Arbor Hospital. Dmand AI links Dr. Micallef to 1 more hospital.
What medical group is Dr. Katharine A. Micallef part of?
Dr. Micallef is linked to Trinity Health IHA Medical Group.
Does Dr. Katharine A. Micallef accept Medicare?
Yes. CMS lists Dr. Micallef as accepting Medicare assignment.
How many Medicare patients does Dr. Katharine A. Micallef see?
CMS counts 27 Medicare patients who saw Dr. Micallef in 2024, with an average age of 66.
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Where did Dr. Katharine A. Micallef go to medical school?
Dr. Micallef graduated from Michigan State University College of Osteopathic Medicine in 2014.
What drugs does Dr. Katharine A. Micallef prescribe most?
In 2024 Medicare Part D data, Dr. Micallef's most prescribed drugs by claims were Medroxyprogesterone Acetate.
Has Dr. Katharine A. Micallef received payments from drug or device companies?
CMS Open Payments shows $656 in general payments to Dr. Micallef from 8 companies from 2016 to 2019. The largest total came from Hologic Inc.
How long has Dr. Katharine A. Micallef been practicing?
Dr. Micallef graduated from medical school in 2014, 12 years ago.
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