Roberto Diaz, MD
Cardiovascular Disease Physician · Salem, NJ
Roberto Diaz, MD is a cardiovascular disease physician with a practice address in Salem, New Jersey, and NPI 1912918400, issued on Aug 10, 2006. Check the license (New Jersey 25MA0310550, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Roberto Diaz
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 25MA0310550 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 4 Bypass RD, Salem, NJ 08079
- Phone
- (856) 339-4444
- Enumerated
- Aug 10, 2006
- Entity
- Type 1 · individual
Also registered at 4 Bypass RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stuart Diamond, MDUrology Physician1174589709
Verify Roberto Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MA0310550Check 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
27 Medicare Part D claims, against an average of 3,149 among the 19,556 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Cardiovascular Disease Physician providers in New Jersey
There are 1,006 cardiovascular disease physician records in New Jersey.
Other cardiovascular disease physician records in New Jersey
- Kariann Abbate, MDRidgewood, NJ1548429582
- Rachel Abboud, DOPaterson, NJ1366931107
- Mary Abed, M.D.Jersey City, NJ1134185432
- Andrew Adelsheimer, MDNew Providence, NJ1881154235
- Baback Adibi, M.D.Teaneck, NJ1164491346
- Irfan AdmaniEdgewater, NJ1043228588
- Shashi Agarwal, M.D.East Orange, NJ1558416099
- Vanessa Ahearn, PA-CBelleville, NJ1962054551
- Abdullah Ahmad, MDEnglewood, NJ1760007652
- Ahsanuddin AhmadJersey City, NJ1962529388
Common questions
What is Roberto Diaz, MD's NPI number?
Roberto Diaz, MD's National Provider Identifier (NPI) is 1912918400, issued on Aug 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Roberto Diaz, MD located?
The NPPES record lists a practice address at 4 Bypass RD, Salem, NJ, 08079. Phone: (856) 339-4444. Providers update this record themselves, so call before visiting.
How can I verify Roberto Diaz, MD's license?
NPPES lists New Jersey license number 25MA0310550, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Roberto Diaz, MD prescribe under Medicare Part D?
In 2024, Roberto Diaz, MD had 27 Medicare Part D claims; the average among cardiovascular disease physician prescribers was 3,149. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.