Dr. Patrick J. O'Donnell, DO
- Medicare services, 2024
- 1,791
- Medicare patients, 2024
- 804
- MIPS score, 2024
- 100
- Hospital affiliations
- 3
- Medical group
- 1
- Practice address
- 55 North Ave, Mendon, MA 01756
- Practice phone
- Call (508) 334-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Umass Memorial Medical Center
Mendon, Massachusetts
Find Dr. O'Donnell's professional email, personal email and mobile number
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Dr. Patrick J. O'Donnell is a pathologist in Mendon, Massachusetts
Dr. O'Donnell practices at Umass Memorial Medical Center in Mendon, Massachusetts.
Dr. O'Donnell's NPI, 1942415294, was assigned on May 11, 2007. Dr. O'Donnell graduated from Philadelphia College of Osteopathic Medicine in 2005. Dr. O'Donnell holds Massachusetts license 239497.
- NPI
- 1942415294NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1759575277
- NPI enumeration date
- May 11, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (508) 334-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Patrick J. O'Donnell practices at Umass Memorial Medical Center in Mendon, Massachusetts
Dr. O'Donnell's primary practice is Umass Memorial Medical Center, at 55 North Ave, Mendon, MA 01756 in Worcester County. The practice phone is (508) 334-1000.
- Umass Memorial Medical Center55 North Ave, Mendon, MA 01756 · Worcester CountyPhone(508) 334-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Patrick J. O'Donnell is affiliated with 4 sites of care and 1 medical group
Dr. O'Donnell's primary practice is Umass Memorial Medical Center in Mendon, Massachusetts. Dr. O'Donnell is also affiliated with UMass Memorial Medical Center - University Campus. The medical group on file is UMass Memorial Medical Group. Dmand AI also links Dr. O'Donnell to 2 more hospitals, 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. Patrick J. O'Donnell's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. O'Donnell practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Umass Memorial Medical Center | 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. Patrick J. O'Donnell is one of 174 pathologists in Massachusetts
Anatomic pathology is Dr. O'Donnell's primary specialty in the NPI Registry, under taxonomy code 207ZP0101X. Dr. O'Donnell is licensed in Massachusetts.
Specialties and state licenses
- Anatomic pathology, MassachusettsPrimary
Pathologists near Dr. O'Donnell
Counts of pathologists 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. Patrick J. O'Donnell billed Medicare for 1,791 services in 2024
CMS data shows 1,791 Medicare services from Dr. O'Donnell across 9 procedure codes in 2024, for 804 Medicare patients. Medicare paid $46,623 for them.
Dr. O'Donnell's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 1,7222024: 1,7914%
Where Dr. O'Donnell's Medicare services took place, 2024
- In an office1,38577%
- In a facility40623%
Dr. O'Donnell compared with the Massachusetts median for pathologists, 2024
- Dr. O'Donnell
- Massachusetts median
- Medicare services
- 1,791vs 1,01976% above
- Medicare patients
- 804vs 45377% above
Medians across 169 pathologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. O'Donnell'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. Patrick J. O'Donnell treated 804 Medicare patients in 2024, average age 75
CMS counts 804 Medicare patients who saw Dr. O'Donnell in 2024. The largest group is 75 to 84, with 314 patients. 75% of them have high cholesterol, and 74% have high blood pressure. 20% are also on Medicaid. Their average risk score is 1.42, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. O'Donnell's median patient age at 72, with 46% women.
Dr. O'Donnell's Medicare patients by age, 2024
Dr. O'Donnell's Medicare patients by sex, 2024
- Women41151%
- Men39349%
Chronic conditions among Dr. O'Donnell's Medicare patients, 2024
- High cholesterol75%
- High blood pressure74%
- Arthritis45%
- Chronic kidney disease27%
- Ischemic heart disease25%
- Diabetes24%
- Anxiety23%
- Mood disorders23%
Share of Medicare patients with each condition. A patient can have several.
Dr. O'Donnell's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women46%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Patrick J. O'Donnell scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. O'Donnell for performance year 2024, reported through an alternative payment model (APM). Dr. O'Donnell accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. O'Donnell's MIPS scores, performance year 2024
- 100of 100Final score
- 83of 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. Patrick J. O'Donnell graduated from Philadelphia College of Osteopathic Medicine
Dr. O'Donnell graduated from Philadelphia College of Osteopathic Medicine in 2005.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Patrick J. O'Donnell'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 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) |
| 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) |
| 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. Patrick J. O'Donnell
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. Patrick J. O'Donnell's NPI number?
Dr. Patrick J. O'Donnell's NPI number is 1942415294. It was assigned on May 11, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Patrick J. O'Donnell?
Dr. Patrick J. O'Donnell is a pathologist in Mendon, Massachusetts. The primary specialty in the NPI Registry is Anatomic Pathology Physician (taxonomy code 207ZP0101X).
Where does Dr. Patrick J. O'Donnell practice?
Dr. O'Donnell practices at 55 North Ave, Mendon, MA 01756. Dr. O'Donnell's primary practice is Umass Memorial Medical Center in Mendon, Massachusetts. Dmand AI also links Dr. O'Donnell to 2 hospitals.
What is Dr. Patrick J. O'Donnell's office phone number?
The practice phone on file for Dr. O'Donnell is (508) 334-1000.
What is Dr. Patrick J. O'Donnell's medical license number?
Dr. O'Donnell holds Massachusetts license 239497.
Which hospitals is Dr. Patrick J. O'Donnell affiliated with?
Dr. O'Donnell is affiliated with UMass Memorial Medical Center - University Campus. Dmand AI links Dr. O'Donnell to 2 more hospitals.
What medical group is Dr. Patrick J. O'Donnell part of?
Dr. O'Donnell is linked to UMass Memorial Medical Group.
Does Dr. Patrick J. O'Donnell accept Medicare?
Yes. CMS data shows Dr. O'Donnell billed Medicare for 1,791 services in 2024, and Dr. O'Donnell accepts Medicare assignment.
What is Dr. Patrick J. O'Donnell's MIPS score?
Dr. O'Donnell's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Patrick J. O'Donnell see?
CMS counts 804 Medicare patients who saw Dr. O'Donnell in 2024, with an average age of 75.
Show 3 more questionsShow fewer questions
What services does Dr. Patrick J. O'Donnell bill to Medicare?
In 2024, Dr. O'Donnell's most billed Medicare services were lab and pathology test (88305), lab and pathology test (88341) and lab and pathology test (88312).
Where did Dr. Patrick J. O'Donnell go to medical school?
Dr. O'Donnell graduated from Philadelphia College of Osteopathic Medicine in 2005.
How long has Dr. Patrick J. O'Donnell been practicing?
Dr. O'Donnell graduated from medical school in 2005, 21 years ago.
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