Nonso Ernest Egbuonu, M.D
Internal Medicine Physician · Manchester, NH
Nonso Ernest Egbuonu, M.D is an internal medicine physician with a practice address in Manchester, New Hampshire, and NPI 1558689349, issued on May 4, 2010. Check the license (New Hampshire 16216, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Nonso Ernest Egbuonu
- Credential
- M.D
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 16216 NH
278779 MA
Self-reported in NPPES; status is on the state search - Practice location
- 100 Mcgregor St, Manchester, NH 03102
- Phone
- (603) 668-3545
- Enumerated
- May 4, 2010
- Record last updated
- Jan 30, 2024
- Medicare enrollment
- Enrolled (PECOS I20130924000927); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 673 in New Hampshire → Look up another NPI →
Also registered at 100 Mcgregor St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nonso Ernest Egbuonu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 16216Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
93 Medicare Part D claims for 37 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% 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.
Bills Medicare through 3 group practices
- Hospital Medicine Services OF NH, LLCManchester, NH
- Sound Physicians OF Massachusetts IncBrockton, MA
- Umass Memorial Medical Group IncWorcester, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nonso Ernest Egbuonu among 673 internal medicine physician records in New Hampshire
Nonso Ernest Egbuonu, M.D is one of 673 internal medicine physician records with a practice address in New Hampshire. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 62% of them.
- NPI issued2010 · 62% of these records are older, 36% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2005 · median 2005 among the 443 with a school on file
- Record last updated2024 · 53% 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 New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
95 internal medicine physician records list a practice address in Manchester
They are 95 of the 4,401 NPPES records with a practice address in Manchester, and 673 internal medicine physician records in New Hampshire.
All 673 in New Hampshire → Every provider in Manchester → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Deborah Biron, M.D.Manchester, NH 031021952389108
- Amanda Boutrus, M.D.Manchester, NH 031021225441678
- Charles Carrier, MDManchester, NH 031021932136017
- Judith Devine, M.D.Manchester, NH 031021427152768
- Mark Ferlan, DOManchester, NH 031021124230370
- Scott Leblanc, D.O.Manchester, NH 031021841235827
- Ovidiu Lungulescu, M.D.Manchester, NH 031021851573851
- Radek Masner, MDManchester, NH 031021457392805
Common questions
What is Nonso Ernest Egbuonu, M.D's NPI number?
Nonso Ernest Egbuonu, M.D's National Provider Identifier (NPI) is 1558689349, issued on May 4, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Nonso Ernest Egbuonu, M.D located?
The NPPES record lists a practice address at 100 Mcgregor St, Manchester, NH, 03102. Phone: (603) 668-3545. Providers update this record themselves, so call before visiting.
How can I verify Nonso Ernest Egbuonu, M.D's license?
NPPES lists New Hampshire license number 16216, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nonso Ernest Egbuonu, M.D prescribe under Medicare Part D?
In 2024, Nonso Ernest Egbuonu, M.D had 93 Medicare Part D claims for 37 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.