Dr. Nonso Ernest Egbuonu, MD
- Medicare services, 2024
- 568
- Medicare patients, 2024
- 375
- Part D claims, 2024
- 93
- Hospital affiliations
- 5
- Industry payments
- $126
- Practice address
- 100 McGregor Street, Manchester, NH 03102
- Practice phone
- Call (603) 668-3545
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Egbuonu's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Nonso Ernest Egbuonu is an internist in Manchester, New Hampshire
Dr. Egbuonu practices at Catholic Medical Center in Manchester, New Hampshire, part of HCA Healthcare.
Dr. Egbuonu's NPI, 1558689349, was assigned on May 4, 2010. Dr. Egbuonu holds Massachusetts license 278779.
- NPI
- 1558689349NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789828112
- NPI enumeration date
- May 4, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (603) 668-3545
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nonso Ernest Egbuonu practices at Catholic Medical Center in Manchester, New Hampshire
Dr. Egbuonu's primary practice is Catholic Medical Center, at 100 McGregor Street, Manchester, NH 03102 in Hillsborough County. The practice phone is (603) 668-3545.
- Catholic Medical Center100 McGregor Street, Manchester, NH 03102 · Hillsborough CountyPhone(603) 668-3545
Source: Dmand AI Affiliation Data
Dr. Nonso Ernest Egbuonu is affiliated with 6 sites of care and 10 medical groups
Dr. Egbuonu's primary practice is Catholic Medical Center in Manchester, New Hampshire, part of HCA Healthcare. Dr. Egbuonu is also affiliated with Elliot Hospital. The medical group on file is Steward Medical Group. Dmand AI also links Dr. Egbuonu to 3 more hospitals, 9 medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Nonso Ernest Egbuonu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Egbuonu practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Catholic Medical Center | Available with a free account |
| +5 more sites and 9 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nonso Ernest Egbuonu is one of 577 internists in New Hampshire
Internal medicine is Dr. Egbuonu's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Egbuonu's licenses on file in 2 states: Massachusetts and New Hampshire.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
- New Hampshire license
Internists near Dr. Egbuonu
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Nonso Ernest Egbuonu billed Medicare for 568 services in 2024
CMS data shows 568 Medicare services from Dr. Egbuonu across 7 procedure codes in 2024, for 375 Medicare patients. Medicare paid $51,871 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Egbuonu's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4562024: 4662%
- Other services
- 2023: 02024: 102
Dr. Egbuonu compared with the New Hampshire median for internists, 2024
- Dr. Egbuonu
- New Hampshire median
- Medicare services
- 568vs 43032% above
- Medicare patients
- 375vs 23162% above
- Part D claims
- 26vs 17985% below
Medians across 583 internists in New Hampshire with Dmand AI profiles that report each measure.
Dr. Egbuonu's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nonso Ernest Egbuonu treated 375 Medicare patients in 2024, average age 76
CMS counts 375 Medicare patients who saw Dr. Egbuonu in 2024. The largest group is 75 to 84, with 117 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 28% are also on Medicaid. Their average risk score is 2.44, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Egbuonu's median patient age at 75, with 53% women.
Dr. Egbuonu's Medicare patients by age, 2024
Dr. Egbuonu's Medicare patients by sex, 2024
- Women19151%
- Men18449%
Chronic conditions among Dr. Egbuonu's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Mood disorders53%
- Heart failure52%
- Ischemic heart disease51%
- Anxiety49%
- Chronic kidney disease47%
Share of Medicare patients with each condition. A patient can have several.
Dr. Egbuonu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nonso Ernest Egbuonu wrote 93 Medicare Part D claims in 2024
In 2024, Dr. Egbuonu wrote 93 Medicare Part D claims for 37 patients. 84% of them were for generic drugs. CMS names the drug for 26 of them, across 2 drugs with 11 or more claims each, at $315 in total drug cost. In 2018, CMS named 98 claims across 8 drugs.
Dr. Egbuonu's Part D claims by kind of drug, 2024
- Generic78 claims84%
- Brand-name15 claims16%
Dr. Egbuonu's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Egbuonu's Part D claims, 2024
- Antibiotics14%13 of 93 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2018 to 2022
- 2018
- 2022
- Claims for drugs CMS names
- 2018: 982022: 2673%
Drugs named by CMS: 2 in 2022, 8 in 2018.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Nonso Ernest Egbuonu takes part in Medicare
Dr. Egbuonu accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Nonso Ernest Egbuonu received $126 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. Egbuonu from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. St. Jude Medical, Inc. paid the most, $126.
Companies that paid Dr. Egbuonu the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Nonso Ernest Egbuonu's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Nonso Ernest Egbuonu
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Nonso Ernest Egbuonu's NPI number?
Dr. Nonso Ernest Egbuonu's NPI number is 1558689349. It was assigned on May 4, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Nonso Ernest Egbuonu?
Dr. Nonso Ernest Egbuonu is an internist in Manchester, New Hampshire. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Nonso Ernest Egbuonu practice?
Dr. Egbuonu practices at 100 McGregor Street, Manchester, NH 03102. Dr. Egbuonu's primary practice is Catholic Medical Center in Manchester, New Hampshire, part of HCA Healthcare. Dmand AI also links Dr. Egbuonu to 3 hospitals, 9 medical groups and 1 group practice or clinic.
What is Dr. Nonso Ernest Egbuonu's office phone number?
The practice phone on file for Dr. Egbuonu is (603) 668-3545.
What is Dr. Nonso Ernest Egbuonu's medical license number?
Dr. Egbuonu holds Massachusetts license 278779, one of the licenses on file in 2 states.
Which states has Dr. Nonso Ernest Egbuonu been licensed in?
Dmand AI has state licenses on file for Dr. Egbuonu in Massachusetts and New Hampshire.
Which hospitals is Dr. Nonso Ernest Egbuonu affiliated with?
Dr. Egbuonu practices at Catholic Medical Center in Manchester, New Hampshire. Dr. Egbuonu is also affiliated with Elliot Hospital. Dmand AI links Dr. Egbuonu to 3 more hospitals.
What medical group is Dr. Nonso Ernest Egbuonu part of?
Dr. Egbuonu is linked to Steward Medical Group. Dmand AI links Dr. Egbuonu to 9 more medical groups.
Does Dr. Nonso Ernest Egbuonu accept Medicare?
Yes. CMS data shows Dr. Egbuonu billed Medicare for 568 services in 2024, and Dr. Egbuonu accepts Medicare assignment.
How many Medicare patients does Dr. Nonso Ernest Egbuonu see?
CMS counts 375 Medicare patients who saw Dr. Egbuonu in 2024, with an average age of 76.
Show 4 more questionsShow fewer questions
What services does Dr. Nonso Ernest Egbuonu bill to Medicare?
In 2024, Dr. Egbuonu's most billed Medicare services were hospital inpatient care (99223), hospital inpatient care (99222) and medicare service (G0316).
What drugs does Dr. Nonso Ernest Egbuonu prescribe most?
In 2022 Medicare Part D data, Dr. Egbuonu's most prescribed drugs by claims were Amlodipine Besylate and Topiramate.
Has Dr. Nonso Ernest Egbuonu received payments from drug or device companies?
CMS Open Payments shows $126 in general payments to Dr. Egbuonu from 1 company from 2016 to 2016. The largest total came from St. Jude Medical, Inc.
How long has Dr. Nonso Ernest Egbuonu been practicing?
Dr. Egbuonu graduated from medical school in 2005, 21 years ago.
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