Dr. Tochukwu Raphael Nzeako, MD
- Medicare services, 2024
- 688
- Medicare patients, 2024
- 287
- Part D claims, 2024
- 305
- Hospital affiliations
- 8
- Industry payments
- $93
- Practice address
- 4755 Ogletown Stanton Road, Newark, DE 19713
- Practice phone
- Call (302) 320-2926
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
ChristianaCare Adult Outpatient Psychiatry & Therapy
Outpatient Mental Health Clinic · Newark, Delaware
Find Dr. Nzeako'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. Tochukwu Raphael Nzeako is an internist in Newark, Delaware
Dr. Nzeako practices at ChristianaCare Adult Outpatient Psychiatry & Therapy in Newark, Delaware.
Dr. Nzeako's NPI, 1982107595, was assigned on March 10, 2018. Dr. Nzeako holds Ohio license 35.142370.
- NPI
- 1982107595NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6305249798
- NPI enumeration date
- March 10, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (302) 320-2926
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Tochukwu Raphael Nzeako practices at ChristianaCare Adult Outpatient Psychiatry & Therapy in Newark, Delaware
Dr. Nzeako's primary practice is ChristianaCare Adult Outpatient Psychiatry & Therapy, at 4755 Ogletown Stanton Road, Newark, DE 19713. The practice phone is (302) 320-2926.
- ChristianaCare Adult Outpatient Psychiatry & Therapy4755 Ogletown Stanton Road, Newark, DE 19713Phone(302) 320-2926
Source: Dmand AI Affiliation Data
Dr. Tochukwu Raphael Nzeako is affiliated with 17 sites of care and 21 medical groups
Dr. Nzeako's primary practice is ChristianaCare Adult Outpatient Psychiatry & Therapy in Newark, Delaware. Dr. Nzeako is also affiliated with Christiana Hospital. The medical group on file is Emergency Medicine Physicians (EMP). Dmand AI also links Dr. Nzeako to 7 more hospitals, 20 medical groups, 7 group practices and clinics and 1 hospice, 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. Tochukwu Raphael Nzeako's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nzeako practices, 17 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| ChristianaCare Adult Outpatient Psychiatry & Therapy | Available with a free account |
| +16 more sites and 20 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Tochukwu Raphael Nzeako is one of 615 internists in Delaware
Internal medicine is Dr. Nzeako's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Nzeako's licenses on file in 2 states: Ohio and New York.
Specialties and state licenses
- Internal medicine, OhioPrimary
- Hospitalist, New York
Internists near Dr. Nzeako
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. Tochukwu Raphael Nzeako billed Medicare for 688 services in 2024
CMS data shows 688 Medicare services from Dr. Nzeako across 4 procedure codes in 2024, for 287 Medicare patients. Medicare paid $54,433 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Nzeako compared with the Delaware median for internists, 2024
- Dr. Nzeako
- Delaware median
- Medicare services
- 688vs 686Close to median
- Medicare patients
- 287vs 287Close to median
- Part D claims
- 156vs 12426% above
Medians across 565 internists in Delaware with Dmand AI profiles that report each measure.
Dr. Nzeako'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. Nzeako and other internists in Delaware.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Tochukwu Raphael Nzeako treated 287 Medicare patients in 2024, average age 78
CMS counts 287 Medicare patients who saw Dr. Nzeako in 2024. The largest group is 75 to 84, with 109 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 20% are also on Medicaid. Their average risk score is 2.02, 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. Nzeako's median patient age at 69, with 44% women.
Dr. Nzeako's Medicare patients by age, 2024
Dr. Nzeako's Medicare patients by sex, 2024
- Women14651%
- Men14149%
Chronic conditions among Dr. Nzeako's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease67%
- Heart failure66%
- Atrial fibrillation55%
- Arthritis52%
- Chronic kidney disease49%
- Diabetes48%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nzeako's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women44%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Tochukwu Raphael Nzeako wrote 305 Medicare Part D claims in 2024
In 2024, Dr. Nzeako wrote 305 Medicare Part D claims for 107 patients. 87% of them were for generic drugs. CMS names the drug for 156 of them, across 8 drugs with 11 or more claims each, at $13,771 in total drug cost.
Dr. Nzeako's Part D claims by kind of drug, 2024
- Generic265 claims87%
- Brand-name40 claims13%
Dr. Nzeako'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. Nzeako's Part D claims, 2024
- Antibiotics4%13 of 305 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Tochukwu Raphael Nzeako takes part in Medicare
Dr. Nzeako 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. Tochukwu Raphael Nzeako received $93 in industry payments in 2025
CMS Open Payments shows 4 general payments to Dr. Nzeako from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Kestra Medical Technology Services, Inc. paid the most, $63.
Companies that paid Dr. Nzeako the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Tochukwu Raphael Nzeako'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. Tochukwu Raphael Nzeako
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. Tochukwu Raphael Nzeako's NPI number?
Dr. Tochukwu Raphael Nzeako's NPI number is 1982107595. It was assigned on March 10, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Tochukwu Raphael Nzeako?
Dr. Tochukwu Raphael Nzeako is an internist in Newark, Delaware. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Tochukwu Raphael Nzeako practice?
Dr. Nzeako practices at 4755 Ogletown Stanton Road, Newark, DE 19713. Dr. Nzeako's primary practice is ChristianaCare Adult Outpatient Psychiatry & Therapy in Newark, Delaware. Dmand AI also links Dr. Nzeako to 7 hospitals, 20 medical groups, 7 group practices and clinics and 1 hospice.
What is Dr. Tochukwu Raphael Nzeako's office phone number?
The practice phone on file for Dr. Nzeako is (302) 320-2926.
What is Dr. Tochukwu Raphael Nzeako's medical license number?
Dr. Nzeako holds Ohio license 35.142370, one of the licenses on file in 2 states.
Which states has Dr. Tochukwu Raphael Nzeako been licensed in?
Dmand AI has state licenses on file for Dr. Nzeako in Ohio and New York.
Which hospitals is Dr. Tochukwu Raphael Nzeako affiliated with?
Dr. Nzeako is affiliated with Christiana Hospital. Dmand AI links Dr. Nzeako to 7 more hospitals.
What medical group is Dr. Tochukwu Raphael Nzeako part of?
Dr. Nzeako is linked to Emergency Medicine Physicians (EMP). Dmand AI links Dr. Nzeako to 20 more medical groups.
Does Dr. Tochukwu Raphael Nzeako accept Medicare?
Yes. CMS data shows Dr. Nzeako billed Medicare for 688 services in 2024, and Dr. Nzeako accepts Medicare assignment.
How many Medicare patients does Dr. Tochukwu Raphael Nzeako see?
CMS counts 287 Medicare patients who saw Dr. Nzeako in 2024, with an average age of 78.
Show 4 more questionsShow fewer questions
What services does Dr. Tochukwu Raphael Nzeako bill to Medicare?
In 2024, Dr. Nzeako's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99223) and hospital inpatient care (99239).
What drugs does Dr. Tochukwu Raphael Nzeako prescribe most?
In 2024 Medicare Part D data, Dr. Nzeako's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Furosemide.
Has Dr. Tochukwu Raphael Nzeako received payments from drug or device companies?
CMS Open Payments shows $93 in general payments to Dr. Nzeako from 2 companies from 2025 to 2025. The largest total came from Kestra Medical Technology Services, Inc.
How long has Dr. Tochukwu Raphael Nzeako been practicing?
Dr. Nzeako graduated from medical school in 2013, 13 years ago.
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