John Micheal Gaca, MD
Cardiovascular Disease Physician · Norwood, MA
John Micheal Gaca, MD is a cardiovascular disease physician with a practice address in Norwood, Massachusetts, and NPI 1285681858, issued on May 28, 2006. Check the license (Massachusetts 42876, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- John Micheal Gaca
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 42876 MA
Self-reported in NPPES; status is on the state search - Practice location
- 800 Washington St, Norwood, MA 02062
- Phone
- (781) 769-4000
- Enumerated
- May 28, 2006
- Record last updated
- Jul 13, 2026
- Medicaid ID
- 2066467 MA
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 1,080 in Massachusetts → Look up another NPI →
Also registered at 800 Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Micheal Gaca in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 42876Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
31 Medicare Part D claims, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D.
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.
John Micheal Gaca among 1,080 cardiovascular disease physician records in Massachusetts
John Micheal Gaca, 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 2006, is newer than 17% of them.
- NPI issued2006 · 17% of these records are older, 45% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 65% of these records are
- 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).
Cardiovascular Disease Physician providers in Massachusetts
There are 1,080 cardiovascular disease physician records in Massachusetts.
All 1,080 in Massachusetts → Every provider in Norwood → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Eric Michael Aker, M.D.Norwood, MA 020621073571030
- Ralph Bevivino, M.D.Norwood, MA 020621831152024
- Waqar Cheema, MDNorwood, MA 020621902888332
- Besher Jazmati, M.D.Norwood, MA 020621255430575
- John Kinch, MDNorwood, MA 020621093797425
- Gary Mitchell, M.D.Norwood, MA 020621437274248
- Nicole Orr, M.D.Norwood, MA 020621801086939
- Nicholas Ruocco, M.D.Norwood, MA 020621750388799
Common questions
What is John Micheal Gaca, MD's NPI number?
John Micheal Gaca, MD's National Provider Identifier (NPI) is 1285681858, issued on May 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Micheal Gaca, MD located?
The NPPES record lists a practice address at 800 Washington St, Norwood, MA, 02062. Phone: (781) 769-4000. Providers update this record themselves, so call before visiting.
How can I verify John Micheal Gaca, MD's license?
NPPES lists Massachusetts license number 42876, 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 John Micheal Gaca, MD prescribe under Medicare Part D?
In 2024, John Micheal Gaca, MD had 31 Medicare Part D claims; 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.