Dr. Emmanuel Onyeyirim, MD
- Medicare services, 2024
- 468
- Medicare patients, 2024
- 463
- Part D claims, 2024
- 369
- Hospital affiliations
- 1
- Industry payments
- $16
- Practice address
- One Capital Way, Pennington, NJ 08534
- Practice phone
- Call (609) 303-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Onyeyirim'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. Emmanuel Onyeyirim is an emergency medicine physician in Pennington, New Jersey
Dr. Onyeyirim practices at Capital Health Medical Center - Hopewell in Pennington, New Jersey, part of Capital Health System.
Dr. Onyeyirim's NPI, 1790281897, was assigned on April 5, 2018. Dr. Onyeyirim graduated from Georgetown University School of Medicine in 2011. Dr. Onyeyirim holds New Jersey license 25MA11264200.
- NPI
- 1790281897NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264822469
- NPI enumeration date
- April 5, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (609) 303-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Emmanuel Onyeyirim practices at 2 locations in Pennington, New Jersey
Dr. Onyeyirim's primary practice is Capital Health Medical Center - Hopewell, at One Capital Way, Pennington, NJ 08534 in Mercer County. The practice phone is (609) 303-4000. Dr. Onyeyirim also practices at Capital Health Medical Center - Hopewell, 1 Capital Way, Pennington, NJ 08534.
- Capital Health Medical Center - HopewellPrimaryOne Capital Way, Pennington, NJ 08534 · Mercer CountyPhone(609) 303-4000
- Capital Health Medical Center - Hopewell1 Capital Way, Pennington, NJ 08534 · Mercer CountyPhone(609) 815-7998
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Emmanuel Onyeyirim is affiliated with 2 sites of care and 4 medical groups
Dr. Onyeyirim's primary practice is Capital Health Medical Center - Hopewell in Pennington, New Jersey, part of Capital Health System. The medical group on file is Capital Health Medical Group. Dmand AI also links Dr. Onyeyirim to 3 more medical groups and 1 ambulatory surgery center, 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. Emmanuel Onyeyirim's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Onyeyirim practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Capital Health Medical Center - Hopewell | Available with a free account |
| +1 more site and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Capital Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Emmanuel Onyeyirim is one of 1,548 emergency medicine physicians in New Jersey
Emergency medicine is Dr. Onyeyirim's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Onyeyirim is licensed in New Jersey.
Specialties and state licenses
- Emergency medicine, New JerseyPrimary
Emergency medicine physicians near Dr. Onyeyirim
Counts of emergency medicine physicians 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. Emmanuel Onyeyirim billed Medicare for 468 services in 2024
CMS data shows 468 Medicare services from Dr. Onyeyirim across 3 procedure codes in 2024, for 463 Medicare patients. Medicare paid $49,234 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Onyeyirim's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4222024: 46811%
Dr. Onyeyirim compared with the New Jersey median for emergency medicine physicians, 2024
- Dr. Onyeyirim
- New Jersey median
- Medicare services
- 468vs 32644% above
- Medicare patients
- 463vs 32144% above
- Part D claims
- 250vs 475.3 times
Medians across 1,494 emergency medicine physicians in New Jersey with Dmand AI profiles that report each measure.
Dr. Onyeyirim'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Onyeyirim and other emergency medicine physicians in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Emmanuel Onyeyirim treated 463 Medicare patients in 2024, average age 74
CMS counts 463 Medicare patients who saw Dr. Onyeyirim in 2024. The largest group is 75 to 84, with 166 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 2.13, 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. Onyeyirim's median patient age at 34, with 55% women.
Dr. Onyeyirim's Medicare patients by age, 2024
Dr. Onyeyirim's Medicare patients by sex, 2024
- Women27058%
- Men19342%
Chronic conditions among Dr. Onyeyirim's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis52%
- Ischemic heart disease48%
- Diabetes43%
- Anxiety41%
- Heart failure37%
- Mood disorders37%
Share of Medicare patients with each condition. A patient can have several.
Dr. Onyeyirim's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 34
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Emmanuel Onyeyirim wrote 369 Medicare Part D claims in 2024
In 2024, Dr. Onyeyirim wrote 369 Medicare Part D claims for 251 patients. 94% of them were for generic drugs. CMS names the drug for 250 of them, across 11 drugs with 11 or more claims each, at $1,271 in total drug cost. In 2023, CMS named 178 claims across 10 drugs.
Dr. Onyeyirim's Part D claims by kind of drug, 2024
- Generic347 claims94%
- Brand-name and other22 claims6%
Dr. Onyeyirim's most prescribed drugs by claims, 2024
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. Onyeyirim's Part D claims, 2024
- Antibiotics34%127 of 369 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1782024: 25040%
Drugs named by CMS: 11 in 2024, 10 in 2023.
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. Emmanuel Onyeyirim takes part in Medicare
Dr. Onyeyirim 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. Emmanuel Onyeyirim received $16 in industry payments in 2023
CMS Open Payments shows 1 general payment to Dr. Onyeyirim from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. CSL Behring paid the most, $16.
Companies that paid Dr. Onyeyirim the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Emmanuel Onyeyirim graduated from Georgetown University School of Medicine
Dr. Onyeyirim graduated from Georgetown University School of Medicine in 2011.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Emmanuel Onyeyirim'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice 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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Emmanuel Onyeyirim
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. Emmanuel Onyeyirim's NPI number?
Dr. Emmanuel Onyeyirim's NPI number is 1790281897. It was assigned on April 5, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Emmanuel Onyeyirim?
Dr. Emmanuel Onyeyirim is an emergency medicine physician in Pennington, New Jersey. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Emmanuel Onyeyirim practice?
Dr. Onyeyirim practices at One Capital Way, Pennington, NJ 08534. Dr. Onyeyirim also practices at 1 Capital Way, Pennington, NJ 08534. Dr. Onyeyirim's primary practice is Capital Health Medical Center - Hopewell in Pennington, New Jersey, part of Capital Health System. Dmand AI also links Dr. Onyeyirim to 3 medical groups and 1 ambulatory surgery center.
What is Dr. Emmanuel Onyeyirim's office phone number?
The practice phone on file for Dr. Onyeyirim is (609) 303-4000.
What is Dr. Emmanuel Onyeyirim's medical license number?
Dr. Onyeyirim holds New Jersey license 25MA11264200.
Which hospitals is Dr. Emmanuel Onyeyirim affiliated with?
Dr. Onyeyirim practices at Capital Health Medical Center - Hopewell in Pennington, New Jersey.
What medical group is Dr. Emmanuel Onyeyirim part of?
Dr. Onyeyirim is linked to Capital Health Medical Group. Dmand AI links Dr. Onyeyirim to 3 more medical groups.
Does Dr. Emmanuel Onyeyirim accept Medicare?
Yes. CMS data shows Dr. Onyeyirim billed Medicare for 468 services in 2024, and Dr. Onyeyirim accepts Medicare assignment.
How many Medicare patients does Dr. Emmanuel Onyeyirim see?
CMS counts 463 Medicare patients who saw Dr. Onyeyirim in 2024, with an average age of 74.
What services does Dr. Emmanuel Onyeyirim bill to Medicare?
In 2024, Dr. Onyeyirim's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and emergency department visit (99283).
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Where did Dr. Emmanuel Onyeyirim go to medical school?
Dr. Onyeyirim graduated from Georgetown University School of Medicine in 2011.
What drugs does Dr. Emmanuel Onyeyirim prescribe most?
In 2024 Medicare Part D data, Dr. Onyeyirim's most prescribed drugs by claims were Amoxicillin-Clavulanate Potass, Doxycycline Hyclate and Ibuprofen.
Has Dr. Emmanuel Onyeyirim received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to Dr. Onyeyirim from 1 company from 2023 to 2023. The largest total came from CSL Behring.
How long has Dr. Emmanuel Onyeyirim been practicing?
Dr. Onyeyirim graduated from medical school in 2011, 15 years ago.
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