Dr. Fraser Colin MacKay, MD
- Medicare services, 2024
- 431
- Medicare patients, 2024
- 256
- Part D claims, 2024
- 27
- MIPS score, 2024
- 92
- Hospital affiliations
- 2
- Practice address
- 41 & 45 Mall Road, Burlington, MA 01803
- Practice phone
- Call (781) 744-5100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. MacKay's professional email, personal email and mobile number
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Dr. Fraser Colin MacKay is an emergency medicine physician in Burlington, Massachusetts
Dr. MacKay practices at Lahey Clinic in Burlington, Massachusetts, part of Beth Israel Lahey Health.
Dr. MacKay's NPI, 1629330410, was assigned on June 8, 2012. Dr. MacKay graduated from University of Maryland School of Medicine in 2012. Dr. MacKay holds Massachusetts license 270652.
- NPI
- 1629330410NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2769622380
- NPI enumeration date
- June 8, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (781) 744-5100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Fraser Colin MacKay practices at Lahey Clinic in Burlington, Massachusetts
Dr. MacKay's primary practice is Lahey Clinic, at 41 & 45 Mall Road, Burlington, MA 01803 in Middlesex County. The practice phone is (781) 744-5100.
- Lahey Clinic41 & 45 Mall Road, Burlington, MA 01803 · Middlesex CountyPhone(781) 744-5100
Source: Dmand AI Affiliation Data
Dr. Fraser Colin MacKay is affiliated with 3 sites of care and 1 medical group
Dr. MacKay's primary practice is Lahey Clinic in Burlington, Massachusetts, part of Beth Israel Lahey Health. Dr. MacKay is also affiliated with Beverly Hospital. The medical group on file is Lahey Clinic. Dmand AI also links Dr. MacKay 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. Fraser Colin MacKay's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. MacKay practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lahey Clinic | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Beth Israel Lahey Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Fraser Colin MacKay is one of 1,483 emergency medicine physicians in Massachusetts
Emergency medicine is Dr. MacKay's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. MacKay is licensed in Massachusetts.
Specialties and state licenses
- Emergency medicine, MassachusettsPrimary
Emergency medicine physicians near Dr. MacKay
Counts of emergency medicine physicians 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. Fraser Colin MacKay billed Medicare for 431 services in 2024
CMS data shows 431 Medicare services from Dr. MacKay across 7 procedure codes in 2024, for 256 Medicare patients. Medicare paid $58,966 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. MacKay's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5402024: 40325%
- Tests and treatments
- 2023: 222024: 1627%
- Surgery
- 2023: 02024: 12
Dr. MacKay compared with the Massachusetts median for emergency medicine physicians, 2024
- Dr. MacKay
- Massachusetts median
- Medicare services
- 431vs 34126% above
- Medicare patients
- 256vs 33724% below
- Part D claims
- 17vs 3653% below
Medians across 1,477 emergency medicine physicians in Massachusetts with Dmand AI profiles that report each measure.
Dr. MacKay'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. Fraser Colin MacKay treated 256 Medicare patients in 2024, average age 76
CMS counts 256 Medicare patients who saw Dr. MacKay in 2024. The largest group is 65 to 74, with 85 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 29% are also on Medicaid. Their average risk score is 2.49, 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. MacKay's median patient age at 73, with 50% women.
Dr. MacKay's Medicare patients by age, 2024
Dr. MacKay's Medicare patients by sex, 2024
- Women12950%
- Men12750%
Chronic conditions among Dr. MacKay's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease54%
- Arthritis52%
- Heart failure50%
- Ischemic heart disease47%
- Atrial fibrillation45%
- Mood disorders45%
Share of Medicare patients with each condition. A patient can have several.
Dr. MacKay's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Fraser Colin MacKay wrote 27 Medicare Part D claims in 2024
In 2024, Dr. MacKay wrote 27 Medicare Part D claims for 24 patients. 85% of them were for generic drugs. CMS names the drug for 17 of them, across 1 drug with 11 or more claims each, at $42 in total drug cost. In 2016, CMS named 24 claims across 2 drugs.
Dr. MacKay's Part D claims by kind of drug, 2024
- Generic23 claims85%
- Brand-name and other4 claims15%
Dr. MacKay's most prescribed drugs by claims, 2018
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 2018
- 2016
- 2018
- Claims for drugs CMS names
- 2016: 242018: 1729%
Drugs named by CMS: 1 in 2018, 2 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
Dr. Fraser Colin MacKay scored 92 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 92 out of 100 for Dr. MacKay for performance year 2024, reported through an alternative payment model (APM). Dr. MacKay accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. MacKay's MIPS scores, performance year 2024
- 92of 100Final score
- 76.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Fraser Colin MacKay received $308 in industry payments in 2025
CMS Open Payments shows 2 general payments to Dr. MacKay from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Mindray DS USA, Inc. paid the most, $173.
Companies that paid Dr. MacKay the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Fraser Colin MacKay graduated from University of Maryland School of Medicine
Dr. MacKay graduated from University of Maryland School of Medicine in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Fraser Colin MacKay'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) |
| 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. Fraser Colin MacKay
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. Fraser Colin MacKay's NPI number?
Dr. Fraser Colin MacKay's NPI number is 1629330410. It was assigned on June 8, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Fraser Colin MacKay?
Dr. Fraser Colin MacKay is an emergency medicine physician in Burlington, Massachusetts. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Fraser Colin MacKay practice?
Dr. MacKay practices at 41 & 45 Mall Road, Burlington, MA 01803. Dr. MacKay's primary practice is Lahey Clinic in Burlington, Massachusetts, part of Beth Israel Lahey Health. Dmand AI also links Dr. MacKay to 1 group practice or clinic.
What is Dr. Fraser Colin MacKay's office phone number?
The practice phone on file for Dr. MacKay is (781) 744-5100.
What is Dr. Fraser Colin MacKay's medical license number?
Dr. MacKay holds Massachusetts license 270652.
Which hospitals is Dr. Fraser Colin MacKay affiliated with?
Dr. MacKay practices at Lahey Clinic in Burlington, Massachusetts. Dr. MacKay is also affiliated with Beverly Hospital.
What medical group is Dr. Fraser Colin MacKay part of?
Dr. MacKay is linked to Lahey Clinic.
Does Dr. Fraser Colin MacKay accept Medicare?
Yes. CMS data shows Dr. MacKay billed Medicare for 431 services in 2024, and Dr. MacKay accepts Medicare assignment.
What is Dr. Fraser Colin MacKay's MIPS score?
Dr. MacKay's MIPS final score for performance year 2024 is 92 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Fraser Colin MacKay see?
CMS counts 256 Medicare patients who saw Dr. MacKay in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. Fraser Colin MacKay bill to Medicare?
In 2024, Dr. MacKay's most billed Medicare services were critical care (99291), emergency department visit (99285) and critical care (99292).
Where did Dr. Fraser Colin MacKay go to medical school?
Dr. MacKay graduated from University of Maryland School of Medicine in 2012.
What drugs does Dr. Fraser Colin MacKay prescribe most?
In 2018 Medicare Part D data, Dr. MacKay's most prescribed drugs by claims were Prednisone.
Has Dr. Fraser Colin MacKay received payments from drug or device companies?
CMS Open Payments shows $308 in general payments to Dr. MacKay from 2 companies from 2025 to 2025. The largest total came from Mindray DS USA, Inc.
How long has Dr. Fraser Colin MacKay been practicing?
Dr. MacKay graduated from medical school in 2012, 14 years ago.
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