Eghosa Rosemary Idumwonyi, MD
Hospitalist Physician · Norwood, MA
Eghosa Rosemary Idumwonyi, MD is a hospitalist physician with a practice address in Norwood, Massachusetts, and NPI 1265894919, issued on Mar 22, 2016. Check the license (Massachusetts 279081, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Eghosa Rosemary Idumwonyi
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 279081 MA
Self-reported in NPPES; status is on the state search - Practice location
- 800 Washington St, Norwood, MA 02062
- Phone
- (781) 769-4000
- Enumerated
- Mar 22, 2016
- Record last updated
- Mar 23, 2026
- Medicare enrollment
- Enrolled (PECOS I20190925002175); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 525 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 Eghosa Rosemary Idumwonyi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 279081Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72.7 times the Medicare Part D claims of the average hospitalist physician in 2024
37,860 Medicare Part D claims for 515 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 51 claims were for opioids.
Most prescribed
- Atorvastatin Calcium3,176 claims
- Trazodone Hcl1,592 claims
- Eliquis1,476 claims
- Tamsulosin Hcl1,300 claims
- Levothyroxine Sodium1,207 claims
- Amlodipine Besylate1,200 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 2 group practices
- Bmc Affiliated Physicians, Inc.Brockton, MA
- Vantage Healthcare LLCCanton, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Eghosa Rosemary Idumwonyi among 525 hospitalist physician records in Massachusetts
Eghosa Rosemary Idumwonyi, MD is one of 525 hospitalist physician records with a practice address in Massachusetts. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 55% of them.
- NPI issued2016 · 55% of these records are older, 40% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 86% of these records are
- Graduated2016 · median 2012 among the 449 with a school on file
- Record last updated2026 · 36% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Massachusetts
There are 525 hospitalist physician records in Massachusetts.
All 525 in Massachusetts → Every provider in Norwood → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Hemant Hora, M.D.East Walpole, MA 020321245351493
- Roberta Parks, M.D.Boston, MA 021081437266020
- Debmalya Mukherjee, MDBoston, MA 021091356371744
- Tamiru Berake, MDBoston, MA 021111598472672
- Ido Goldenberg, MDBoston, MA 021111952911687
- Rachel GoodmanBoston, MA 021111245792563
- Aarti Grover, MDBoston, MA 021111538315668
- Sujan Jamarkattel, MDBoston, MA 021111255852521
Common questions
What is Eghosa Rosemary Idumwonyi, MD's NPI number?
Eghosa Rosemary Idumwonyi, MD's National Provider Identifier (NPI) is 1265894919, issued on Mar 22, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Eghosa Rosemary Idumwonyi, 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 Eghosa Rosemary Idumwonyi, MD's license?
NPPES lists Massachusetts license number 279081, 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 Eghosa Rosemary Idumwonyi, MD prescribe under Medicare Part D?
In 2024, Eghosa Rosemary Idumwonyi, MD had 37,860 Medicare Part D claims for 515 beneficiaries; the average among hospitalist physician prescribers was 521. 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.