Reda H. Ishak, M.D.
Internal Medicine Physician · West Springfield, MA
Reda H. Ishak, M.D. is an internal medicine physician with a practice address in West Springfield, Massachusetts, and NPI 1366428013, issued on Dec 15, 2005. Check the license (Massachusetts 80712, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Reda H. Ishak
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 80712 MA
Self-reported in NPPES; status is on the state search - Practice location
- 274 Westfield St, West Springfield, MA 01089
- Phone
- (413) 733-1900
- Enumerated
- Dec 15, 2005
- Record last updated
- Jul 13, 2026
- Medicare enrollment
- Enrolled (PECOS I20060331000313); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Verify Reda H. Ishak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 80712Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average internal medicine physician in 2024
7,381 Medicare Part D claims for 309 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 86 claims were for opioids.
Most prescribed
- Atorvastatin Calcium576 claims
- Levothyroxine Sodium321 claims
- Lisinopril296 claims
- Metoprolol Succinate272 claims
- Omeprazole254 claims
- Metformin Hcl249 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
- Masstex Imaging, LLCGlastonbury, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Reda H. Ishak among 6,825 internal medicine physician records in Massachusetts
Reda H. Ishak, M.D. is one of 6,825 internal medicine 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, 88% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1984 · median 2004 among the 4,103 with a school on file
- Record last updated2026 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
10 internal medicine physician records list a practice address in West Springfield
They are 10 of the 1,214 NPPES records with a practice address in West Springfield, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in West Springfield → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Glenn Alli, MDWest Springfield, MA 010891639180268
- Susan Johnson, MDWest Springfield, MA 010891114955481
- Suzanne Jorey, M.D.West Springfield, MA 010891730157298
- Abdul Khadra, M.D.West Springfield, MA 010891194778159
- Phyllis Owusu-Griffin, M.D.West Springfield, MA 010891427251438
- Apolinario Pastrana, MDWest Springfield, MA 010891053467951
- David Popkin, MDWest Springfield, MA 010891720099351
- Sanjeevan Randhawa, M.D.W Springfield, MA 010891902913569
Common questions
What is Reda H. Ishak, M.D.'s NPI number?
Reda H. Ishak, M.D.'s National Provider Identifier (NPI) is 1366428013, issued on Dec 15, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Reda H. Ishak, M.D. located?
The NPPES record lists a practice address at 274 Westfield St, West Springfield, MA, 01089. Phone: (413) 733-1900. Providers update this record themselves, so call before visiting.
How can I verify Reda H. Ishak, M.D.'s license?
NPPES lists Massachusetts license number 80712, 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 Reda H. Ishak, M.D. prescribe under Medicare Part D?
In 2024, Reda H. Ishak, M.D. had 7,381 Medicare Part D claims for 309 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.