Michael A. McDonald, PA
- Medicare patients, 2024
- 389
- Part D claims, 2024
- 1,612
- MIPS score, 2024
- 91
- Hospital affiliations
- 1
- Industry payments
- $260
- Practice address
- 12 Bokum Rd, Essex, CT 06426
- Practice phone
- Call (860) 347-4620
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Middlesex Gastroenterology Associates
Essex, Connecticut
Find Michael McDonald'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.
Michael A. McDonald is a physician assistant in Essex, Connecticut
Michael McDonald practices at Middlesex Gastroenterology Associates in Essex, Connecticut.
Michael McDonald's NPI, 1265413793, was assigned on November 10, 2005. Michael McDonald holds Connecticut license 000870.
- NPI
- 1265413793NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183612344
- NPI enumeration date
- November 10, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (860) 347-4620
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Michael A. McDonald practices at Middlesex Gastroenterology Associates in Essex, Connecticut
Michael McDonald's primary practice is Middlesex Gastroenterology Associates, at 12 Bokum Rd, Essex, CT 06426 in Lower Ct River Vly County. The practice phone is (860) 347-4620.
- Middlesex Gastroenterology Associates12 Bokum Rd, Essex, CT 06426 · Lower Ct River Vly CountyPhone(860) 347-4620
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Michael A. McDonald is affiliated with 3 sites of care and 1 medical group
Michael McDonald's primary practice is Middlesex Gastroenterology Associates in Essex, Connecticut. Michael McDonald is also affiliated with Middlesex Hospital. The medical group on file is Middlesex Gastroenterology Associates. Dmand AI also links Michael McDonald to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Michael A. McDonald's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Michael McDonald practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Middlesex Gastroenterology Associates | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Michael A. McDonald is one of 1,682 physician assistants in Connecticut
Physician assistant is Michael McDonald's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Michael McDonald is licensed in Connecticut.
Specialties and state licenses
- Physician assistant, ConnecticutPrimary
Physician assistants near Michael McDonald
Counts of physician assistants 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
Michael A. McDonald treated 389 Medicare patients in 2024, average age 74
CMS counts 389 Medicare patients who saw Michael McDonald in 2024. The largest group is 75 to 84, with 150 patients. 75% of them have high cholesterol, and 71% have high blood pressure. 24% are also on Medicaid. Their average risk score is 1.31, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Michael McDonald's median patient age at 75, with 52% women.
Michael McDonald's Medicare patients by age, 2024
Michael McDonald's Medicare patients by sex, 2024
- Women20051%
- Men18949%
Chronic conditions among Michael McDonald's Medicare patients, 2024
- High cholesterol75%
- High blood pressure71%
- Arthritis44%
- Mood disorders33%
- Anxiety30%
- Depression28%
- Ischemic heart disease28%
- Diabetes25%
Share of Medicare patients with each condition. A patient can have several.
Michael McDonald's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Michael A. McDonald wrote 1,612 Medicare Part D claims in 2024
In 2024, Michael McDonald wrote 1,612 Medicare Part D claims for 561 patients. 76% of them were for generic drugs.
Michael McDonald's Part D claims by kind of drug, 2024
- Generic1,224 claims76%
- Brand-name and other388 claims24%
Drug classes CMS tracks in Michael McDonald's Part D claims, 2024
- Antibiotics2%36 of 1,612 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
Michael A. McDonald scored 91 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Michael McDonald for performance year 2024, reported as part of a group. Michael McDonald accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Michael McDonald's MIPS scores, performance year 2024
- 91of 100Final score
- 90.8of 100Quality
- 40of 100Improvement Activities
- 75of 100Cost
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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Michael A. McDonald received $260 in industry payments in 2025
CMS Open Payments shows 12 general payments to Michael McDonald from 8 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $71.
Companies that paid Michael McDonald 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 Michael A. McDonald'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 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)Clinician Public Reporting: Overall MIPS Performance (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 Michael A. McDonald
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Michael A. McDonald's NPI number?
Michael A. McDonald's NPI number is 1265413793. It was assigned on November 10, 2005, and it is active in the NPI Registry.
What does Michael A. McDonald specialize in?
Michael A. McDonald is a physician assistant in Essex, Connecticut. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Michael A. McDonald practice?
Michael McDonald practices at 12 Bokum Rd, Essex, CT 06426. Michael McDonald's primary practice is Middlesex Gastroenterology Associates in Essex, Connecticut. Dmand AI also links Michael McDonald to 1 group practice or clinic.
What is Michael A. McDonald's office phone number?
The practice phone on file for Michael McDonald is (860) 347-4620.
What is Michael A. McDonald's medical license number?
Michael McDonald holds Connecticut license 000870.
Which hospitals is Michael A. McDonald affiliated with?
Michael McDonald is affiliated with Middlesex Hospital.
What medical group is Michael A. McDonald part of?
Michael McDonald is linked to Middlesex Gastroenterology Associates.
Does Michael A. McDonald accept Medicare?
Yes. CMS lists Michael McDonald as accepting Medicare assignment.
What is Michael A. McDonald's MIPS score?
Michael McDonald's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.
How many Medicare patients does Michael A. McDonald see?
CMS counts 389 Medicare patients who saw Michael McDonald in 2024, with an average age of 74.
Has Michael A. McDonald received payments from drug or device companies?
CMS Open Payments shows $260 in general payments to Michael McDonald from 8 companies from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Michael A. McDonald been practicing?
Michael McDonald graduated from medical school in 1999, 27 years ago.
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