Dr. Katie Hill MacFarlane, DO
- Medicare services, 2024
- 898
- Medicare patients, 2024
- 460
- Part D claims, 2024
- 1,235
- MIPS score, 2024
- 99
- Hospital affiliations
- 4
- Practice address
- 28050 Grand River Avenue, Farmington Hills, MI 48336
- Practice phone
- Call (248) 471-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. MacFarlane'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. Katie Hill MacFarlane is an internist in Farmington Hills, Michigan
Dr. MacFarlane practices at Corewell Health Farmington Hills Hospital in Farmington Hills, Michigan, part of Corewell Health.
Dr. MacFarlane's NPI, 1548491129, was assigned on July 30, 2009. Dr. MacFarlane graduated from University of New England, College of Osteo Medicine in 2008. Dr. MacFarlane holds Michigan license 5101018100.
- NPI
- 1548491129NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325277601
- NPI enumeration date
- July 30, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (248) 471-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Katie Hill MacFarlane practices at Corewell Health Farmington Hills Hospital in Farmington Hills, Michigan
Dr. MacFarlane's primary practice is Corewell Health Farmington Hills Hospital, at 28050 Grand River Avenue, Farmington Hills, MI 48336 in Oakland County. The practice phone is (248) 471-8000.
- Corewell Health Farmington Hills Hospital28050 Grand River Avenue, Farmington Hills, MI 48336 · Oakland CountyPhone(248) 471-8000
Source: Dmand AI Affiliation Data
Dr. Katie Hill MacFarlane is affiliated with 5 sites of care and 1 medical group
Dr. MacFarlane's primary practice is Corewell Health Farmington Hills Hospital in Farmington Hills, Michigan, part of Corewell Health. Dr. MacFarlane is also affiliated with Corewell Health William Beaumont University Hospital. The medical group on file is South Oakland Gastroenterology Associates. Dmand AI also links Dr. MacFarlane to 2 more hospitals and 1 group practice or clinic, 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. Katie Hill MacFarlane's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. MacFarlane practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Farmington Hills Hospital | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Katie Hill MacFarlane is one of 4,804 internists in Michigan
Internal medicine is Dr. MacFarlane's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. MacFarlane is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. MacFarlane
Counts of internists 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. Katie Hill MacFarlane billed Medicare for 898 services in 2024
CMS data shows 898 Medicare services from Dr. MacFarlane across 7 procedure codes in 2024, for 460 Medicare patients. Medicare paid $89,173 for them.
Dr. MacFarlane's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7312024: 7543%
- Surgery
- 2023: 1632024: 14412%
Where Dr. MacFarlane's Medicare services took place, 2024
- In an office29233%
- In a facility60667%
Dr. MacFarlane compared with the Michigan median for internists, 2024
- Dr. MacFarlane
- Michigan median
- Medicare services
- 898vs 4232.1 times
- Medicare patients
- 460vs 1592.9 times
- Part D claims
- 1,056vs 3143.4 times
Medians across 4,524 internists in Michigan with Dmand AI profiles that report each measure.
Dr. MacFarlane'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Katie Hill MacFarlane treated 460 Medicare patients in 2024, average age 72
CMS counts 460 Medicare patients who saw Dr. MacFarlane in 2024. The largest group is 65 to 74, with 201 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 2.17, 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. MacFarlane's median patient age at 61, with 67% women.
Dr. MacFarlane's Medicare patients by age, 2024
Dr. MacFarlane's Medicare patients by sex, 2024
- Women30366%
- Men15734%
Chronic conditions among Dr. MacFarlane's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Ischemic heart disease48%
- Diabetes43%
- Anxiety40%
- Chronic kidney disease37%
- Mood disorders37%
Share of Medicare patients with each condition. A patient can have several.
Dr. MacFarlane's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women67%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Katie Hill MacFarlane wrote 1,235 Medicare Part D claims in 2024
In 2024, Dr. MacFarlane wrote 1,235 Medicare Part D claims for 284 patients. 75% of them were for generic drugs. CMS names the drug for 1,056 of them, across 26 drugs with 11 or more claims each, at $1,598,584 in total drug cost. In 2023, CMS named 1,002 claims across 25 drugs.
Dr. MacFarlane's Part D claims by kind of drug, 2024
- Generic922 claims75%
- Brand-name and other313 claims25%
Dr. MacFarlane'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.
Drug classes CMS tracks in Dr. MacFarlane's Part D claims, 2024
- Antibiotics3%34 of 1,235 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: 1,0022024: 1,0565%
Drugs named by CMS: 26 in 2024, 25 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. Katie Hill MacFarlane scored 99 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 99 out of 100 for Dr. MacFarlane for performance year 2024, reported as part of a group. Dr. MacFarlane accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. MacFarlane as offering telehealth. CMS counts 130 procedures of colonoscopy by Dr. MacFarlane, more than 86% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. MacFarlane's MIPS scores, performance year 2024
- 99of 100Final score
- 95of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 87of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. MacFarlane ranks in Medicare procedure volume
- Colonoscopy
- 86th percentile130 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 81st percentile127 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Katie Hill MacFarlane received $15,787 in industry payments from 2016 to 2025
CMS Open Payments shows 792 general payments to Dr. MacFarlane from 50 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Abbvie Inc. paid the most, $4,034.
General payments to Dr. MacFarlane by program year, 2016 to 2025
General payments to Dr. MacFarlane by kind, 2016 to 2025
- Food and beverage$15,60599%
- Education$1821%
Companies that paid Dr. MacFarlane the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Katie Hill MacFarlane graduated from University of New England, College of Osteo Medicine
Dr. MacFarlane graduated from University of New England, College of Osteo Medicine in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Katie Hill MacFarlane'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. Katie Hill MacFarlane
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. Katie Hill MacFarlane's NPI number?
Dr. Katie Hill MacFarlane's NPI number is 1548491129. It was assigned on July 30, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Katie Hill MacFarlane?
Dr. Katie Hill MacFarlane is an internist in Farmington Hills, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Katie Hill MacFarlane practice?
Dr. MacFarlane practices at 28050 Grand River Avenue, Farmington Hills, MI 48336. Dr. MacFarlane's primary practice is Corewell Health Farmington Hills Hospital in Farmington Hills, Michigan, part of Corewell Health. Dmand AI also links Dr. MacFarlane to 2 hospitals and 1 group practice or clinic.
What is Dr. Katie Hill MacFarlane's office phone number?
The practice phone on file for Dr. MacFarlane is (248) 471-8000.
What is Dr. Katie Hill MacFarlane's medical license number?
Dr. MacFarlane holds Michigan license 5101018100.
Which hospitals is Dr. Katie Hill MacFarlane affiliated with?
Dr. MacFarlane practices at Corewell Health Farmington Hills Hospital in Farmington Hills, Michigan. Dr. MacFarlane is also affiliated with Corewell Health William Beaumont University Hospital. Dmand AI links Dr. MacFarlane to 2 more hospitals.
What medical group is Dr. Katie Hill MacFarlane part of?
Dr. MacFarlane is linked to South Oakland Gastroenterology Associates.
Does Dr. Katie Hill MacFarlane accept Medicare?
Yes. CMS data shows Dr. MacFarlane billed Medicare for 898 services in 2024, and Dr. MacFarlane accepts Medicare assignment.
Does Dr. Katie Hill MacFarlane offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. MacFarlane as offering telehealth services.
What is Dr. Katie Hill MacFarlane's MIPS score?
Dr. MacFarlane's MIPS final score for performance year 2024 is 99 out of 100, reported as part of a group.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Katie Hill MacFarlane see?
CMS counts 460 Medicare patients who saw Dr. MacFarlane in 2024, with an average age of 72.
What services does Dr. Katie Hill MacFarlane bill to Medicare?
In 2024, Dr. MacFarlane's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99214) and hospital inpatient care (99222).
Where did Dr. Katie Hill MacFarlane go to medical school?
Dr. MacFarlane graduated from University of New England, College of Osteo Medicine in 2008.
What drugs does Dr. Katie Hill MacFarlane prescribe most?
In 2024 Medicare Part D data, Dr. MacFarlane's most prescribed drugs by claims were Pantoprazole Sodium, Famotidine and Omeprazole.
Has Dr. Katie Hill MacFarlane received payments from drug or device companies?
CMS Open Payments shows $15,787 in general payments to Dr. MacFarlane from 50 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Katie Hill MacFarlane been practicing?
Dr. MacFarlane graduated from medical school in 2008, 18 years ago.
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