Walter Joseph O'Donnell, MD
Walter Joseph O'Donnell is a Critical Care Medicine specialist based in Boston, MA with over 40 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: CRITICAL CARE (INTENSIVISTS), INTERNAL MEDICINE
Patients across MA can see Walter Joseph O'Donnell, MD in person in Boston or via virtual visit — no travel required. A Js Weill Medical College, Cornell University graduate since 1986, he brings 40+ years of experience. He regularly sees Medicare patients with hypertension, high cholesterol, and COPD (per CMS claims data).
Older · 4406dNPPES updated 2014-05-05 · verify NPI on CMS · Verify license at Massachusetts Board of Registration in Medicine
Contact & Location
Practice Location
55 Fruit Street Pulmonary and Critical Care Cox2, Boston, MA 02114-2696
How Does This Doctor Compare?
Generic Rx
↑ Higher = better45.4%
Massachusetts avg: 81.9 · US avg: 82.8
⚠ Lower than most doctors nationally(-37.4 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
364
Unique beneficiaries
Standard volumePrescription Recipients
158
Patients prescribed
Prescriptions Written
511
Total claims
Total Medicare drug cost: $339k
Percentile rankings compared against 1,606 reporting peers in Massachusetts.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and COPD.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+2%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+1%) — a focus area for this doctor
Chronic Obstructive Pulmonary Disease — a group of lung diseases that block airflow
US avg: 20.4%↑ More patients than average (+47%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+3%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+7%) — a focus area for this doctor
A condition causing airway inflammation, wheezing, and difficulty breathing
US avg: 13.3%↑ More patients than average (+26%) — a focus area for this doctor
Weakened bones that are more prone to fractures, common in older adults
US avg: 18.1%↑ More patients than average (+15%) — a focus area for this doctor
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↓ Fewer patients than average (-2%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1986
Js Weill Medical College, Cornell University
40 years in practice
Senior practitioner
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
Taxonomy: 207RC0200X
Education & Training
Js Weill Medical College, Cornell University (Class of 1986)
Mailing address
Po Box 9142 Mass General Physician Organization, Charlestown, MA 02129-9142
Differs from practice location
Virtual Critical Care Medicine Care With Walter Joseph O'Donnell
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Walter Joseph O'Donnell for blood pressure monitoring, cholesterol management, COPD management — no travel to Boston required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Walter Joseph O'Donnell
NPI records show Dr. O'Donnell as active with telehealth listed in Boston, MA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (617) 726-9112.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Contact Walter Joseph O'Donnell
Practice Location
55 Fruit Street Pulmonary and Critical Care Cox2, Boston, MA 02114-2696
Mailing Address
Po Box 9142 Mass General Physician Organization, Charlestown, MA 02129-9142
This is a provider directory. Contact the office directly to schedule appointments.
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