Patrick T. O'Gara, MD
Cardiovascular Disease Physician · Boston, MA
Patrick T. O'Gara, MD is a cardiovascular disease physician with a practice address in Boston, Massachusetts, and NPI 1821071234, issued on Nov 21, 2005. Check the license (Massachusetts 45730, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Patrick T. O'Gara
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 45730 MA
Self-reported in NPPES; status is on the state search - Practice location
- 75 Francis St, Boston, MA 02115
- Phone
- (857) 307-1990
- Enumerated
- Nov 21, 2005
- Record last updated
- Jun 5, 2026
- Fax
- (857) 307-1955
- Medicare enrollment
- Enrolled (PECOS I20101119000287); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 1978
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 1,080 in Massachusetts → Look up another NPI →
Also registered at 75 Francis St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sarah Abbett, M.D.Anesthesiology Physician1902097736
- Christine Abbott, NPAdult Health Nurse Practitioner1851471940
- Muhammad Abd-El-Barr, M.D., PH.D.Neurological Surgery Physician1891922688
- Duaa AbdelhameidStudent in an Organized Health Care Education/Training Program1851852867
Verify Patrick T. O'Gara in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 45730Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
50% more Medicare Part D claims than the average cardiovascular disease physician in 2024
4,616 Medicare Part D claims for 595 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Atorvastatin Calcium638 claims
- Metoprolol Succinate547 claims
- Eliquis403 claims
- Ezetimibe273 claims
- Rosuvastatin Calcium252 claims
- Amlodipine Besylate247 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Brigham And Womens Physicians Organization IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Patrick T. O'Gara among 1,080 cardiovascular disease physician records in Massachusetts
Patrick T. O'Gara, MD is one of 1,080 cardiovascular disease physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 83% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1978 · median 2001 among the 698 with a school on file
- Record last updated2026 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
476 cardiovascular disease physician records list a practice address in Boston
They are 476 of the 41,865 NPPES records with a practice address in Boston, and 1,080 cardiovascular disease physician records in Massachusetts.
All 1,080 in Massachusetts → Every provider in Boston → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- John Cadigan, MDBoston, MA 021151497752620
- Elazer Edelman, M.D., PH.D.Boston, MA 021151659369460
- Brendan Everett, MD, MPHBoston, MA 021151679556971
- Joanne Foody, MDBoston, MA 021151740278951
- Samuel GoldhaberBoston, MA 021151992795520
- John Keaney, M.D.Boston, MA 021151588640437
- James Kirshenbaum, MDBoston, MA 021151457341661
- Judy Mangion, M.D.Boston, MA 021151245238260
Common questions
What is Patrick T. O'Gara, MD's NPI number?
Patrick T. O'Gara, MD's National Provider Identifier (NPI) is 1821071234, issued on Nov 21, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Patrick T. O'Gara, MD located?
The NPPES record lists a practice address at 75 Francis St, Boston, MA, 02115. Phone: (857) 307-1990. Providers update this record themselves, so call before visiting.
How can I verify Patrick T. O'Gara, MD's license?
NPPES lists Massachusetts license number 45730, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Patrick T. O'Gara, MD prescribe under Medicare Part D?
In 2024, Patrick T. O'Gara, MD had 4,616 Medicare Part D claims for 595 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.