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Gannon McGrath
NPI1275193427
- Part D claims, 2024
- 12
- Publications
- 6
- Industry payments
- $15
- State license
- 1
- Year NPI issued
- 2019
- Practice address
- 734 Forest St, Marlborough, MA 01752
- Practice phone
- Call (651) 789-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Gannon McGrath's professional email, personal email and mobile number
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Gannon McGrath is a general surgeon in Marlborough, Massachusetts
Gannon McGrath practices in Marlborough, Massachusetts.
Gannon McGrath's NPI, 1275193427, was assigned on June 19, 2019. Gannon McGrath holds Massachusetts license 280854.
NPI and contact details
- NPI
- 1275193427NPI Registry (opens in a new tab)
- NPI enumeration date
- June 19, 2019
- NPI status
- Active
- Practice phone
- (651) 789-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Gannon McGrath's practice address is in Marlborough, Massachusetts
Gannon McGrath's practice address in the NPI Registry is 734 Forest St, Marlborough, MA 01752, in Middlesex County. The practice phone is (651) 789-3000.
- NPI Registry address734 Forest St, Marlborough, MA 01752 · Middlesex CountyPhone(651) 789-3000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Gannon McGrath's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gannon McGrath practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Gannon McGrath's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Gannon McGrath is one of 732 general surgeons in Massachusetts
Surgery is Gannon McGrath's primary specialty in the NPI Registry, under taxonomy code 208600000X. Gannon McGrath is licensed in Massachusetts.
Specialties and state licenses
- Surgery, MassachusettsPrimary
General surgeons near Gannon McGrath
Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.
732general surgeons in Massachusetts
3general surgeons in Marlborough
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Gannon McGrath's patients have a median age of 81
Across all payers, Dmand AI patient panel data puts Gannon McGrath's median patient age at 81, with 33% women.
Gannon McGrath's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 81
Patient panel by sex, all payers
- Women33%
- Men67%
Source: Dmand AI Patient Panel Data
Gannon McGrath wrote 12 Medicare Part D claims in 2024
In 2024, Gannon McGrath wrote 12 Medicare Part D claims for 11 patients. 100% of them were for generic drugs. They cover 3 drugs, with $511 in total drug cost. In 2020, CMS named 27 claims across 1 drug.
Part D claims, 202412
Drugs named by CMS3
Total drug cost$511
Part D patients11
Gannon McGrath's most prescribed drugs by claims, 2023
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, 2020 to 2023
- 2020
- 2023
- Claims for drugs CMS names
- 2020: 272023: 4567%
Drugs named by CMS: 3 in 2023, 1 in 2020.
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
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Gannon McGrath has 6 publications on record
Dmand AI links 6 papers to Gannon McGrath, published from 2023 to 2025. 2023 was the busiest year, with 3. The most frequent topics are Graft Rejection, Swine and Transplantation, Heterologous. Gannon McGrath has published most often in Xenotransplantation. Gannon McGrath's most frequent co-authors are Siamak Dahi, MD, Donald Gilbert Harris, MD and Kevin Wells.
Papers6
Years published2023 to 2025
Gannon McGrath's papers by year, 2023 to 2025
Topics Gannon McGrath writes about most
- Graft Rejection
- Swine
- Transplantation, Heterologous
- Animals, Genetically Modified
- CD40 Ligand
- Graft Survival
- Heterografts
Gannon McGrath's most frequent co-authors
Recent publications by Gannon McGrath
J Heart Lung Transplant
Animals, Genetically ModifiedCD40 LigandGene Editing
Xenotransplantation
AntibodiesAnti-Inflammatory AgentsComplement System Proteins
Animals, Genetically ModifiedHeterograftsLung
See who Gannon McGrath researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Gannon McGrath works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Gannon McGrath received $15 in industry payments in 2024
CMS Open Payments shows 1 general payment to Gannon McGrath from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Reflow Medical Inc paid the most, $15.
Companies that paid Gannon McGrath the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Gannon McGrath'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 |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Gannon McGrath
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gannon McGrath's NPI number?
Gannon McGrath's NPI number is 1275193427. It was assigned on June 19, 2019, and it is active in the NPI Registry.
What does Gannon McGrath specialize in?
Gannon McGrath is a general surgeon in Marlborough, Massachusetts. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Gannon McGrath practice?
Gannon McGrath practices at 734 Forest St, Marlborough, MA 01752.
What is Gannon McGrath's office phone number?
The practice phone on file for Gannon McGrath is (651) 789-3000.
What is Gannon McGrath's medical license number?
Gannon McGrath holds Massachusetts license 280854.
What drugs does Gannon McGrath prescribe most?
In 2023 Medicare Part D data, Gannon McGrath's most prescribed drugs by claims were Metoprolol Succinate, Atorvastatin Calcium and Furosemide.
Has Gannon McGrath received payments from drug or device companies?
CMS Open Payments shows $15 in general payments to Gannon McGrath from 1 company from 2024 to 2024. The largest total came from Reflow Medical Inc.
How long has Gannon McGrath been practicing?
Gannon McGrath's NPI was assigned in 2019.
Does Gannon McGrath do research?
Dmand AI links 6 publications to Gannon McGrath, published from 2023 to 2025.
Who does Gannon McGrath publish with?
Gannon McGrath's most frequent co-authors are Siamak Dahi, MD (1 shared paper), Donald Gilbert Harris, MD (1 shared paper) and Kevin Wells (1 shared paper).
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