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Dr. Gerald Obinna Onuoha II, MD, MS
NPI1790171544PAC ID5890026389
- Medicare services, 2024
- 241
- Medicare patients, 2024
- 95
- Part D claims, 2024
- 324
- Publications
- 2
- Hospital affiliations
- 1
- Practice address
- 355 New Shackle Island Rd, Hendersonville, TN 37075
- Practice phone
- Call (615) 338-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Onuoha'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. Gerald Obinna Onuoha II is a hospitalist in Hendersonville, Tennessee
Dr. Onuoha practices at TriStar Hendersonville Medical Center in Hendersonville, Tennessee, part of HCA Healthcare.
Dr. Onuoha's NPI, 1790171544, was assigned on April 8, 2015. Dr. Onuoha holds Tennessee license 0000059706.
NPI and contact details
- NPI
- 1790171544NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5890026389
- NPI enumeration date
- April 8, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (615) 338-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gerald Obinna Onuoha II practices at TriStar Hendersonville Medical Center in Hendersonville, Tennessee
Dr. Onuoha's primary practice is TriStar Hendersonville Medical Center, at 355 New Shackle Island Rd, Hendersonville, TN 37075 in Sumner County. The practice phone is (615) 338-1000.
- TriStar Hendersonville Medical Center355 New Shackle Island Rd, Hendersonville, TN 37075 · Sumner CountyPhone(615) 338-1000
Source: Dmand AI Affiliation Data
Dr. Gerald Obinna Onuoha II is affiliated with 1 site of care and 1 medical group
Dr. Onuoha's primary practice is TriStar Hendersonville Medical Center in Hendersonville, Tennessee, part of HCA Healthcare. The medical group on file is Hospital Medicine Services of TN.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gerald Obinna Onuoha II's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Onuoha practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| TriStar Hendersonville Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Gerald Obinna Onuoha II is one of 425 hospitalists in Tennessee
Hospitalist is Dr. Onuoha's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Onuoha is licensed in Tennessee.
Specialties and state licenses
- Hospitalist, TennesseePrimary
Hospitalists near Dr. Onuoha
Counts of hospitalists 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. Gerald Obinna Onuoha II billed Medicare for 241 services in 2024
CMS data shows 241 Medicare services from Dr. Onuoha across 4 procedure codes in 2024, for 95 Medicare patients. Medicare paid $17,537 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024241
Medicare patients95
Paid by Medicare$17,537
Procedure codes4
Dr. Onuoha's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 8152024: 24170%
Dr. Onuoha compared with the Tennessee median for hospitalists, 2024
- Dr. Onuoha
- Tennessee median
- Medicare services
- 241vs 53455% below
- Medicare patients
- 95vs 19551% below
- Part D claims
- 132vs 10526% above
Medians across 385 hospitalists in Tennessee with Dmand AI profiles that report each measure.
Dr. Onuoha'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.
Need commercial claims for Dr. Onuoha?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Onuoha and other hospitalists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gerald Obinna Onuoha II treated 95 Medicare patients in 2024, average age 79
CMS counts 95 Medicare patients who saw Dr. Onuoha in 2024. The largest group is 75 to 84, with 37 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 2.25, 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. Onuoha's median patient age at 72, with 59% women.
Medicare patients, 202495
Average age79
Average risk score2.25
Dr. Onuoha's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Onuoha's Medicare patients by sex, 2024
- Women6973%
- Men2627%
Chronic conditions among Dr. Onuoha's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease66%
- Arthritis65%
- Chronic kidney disease58%
- COPD51%
- Mood disorders49%
- Diabetes47%
Share of Medicare patients with each condition. A patient can have several.
Dr. Onuoha's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gerald Obinna Onuoha II wrote 324 Medicare Part D claims in 2024
In 2024, Dr. Onuoha wrote 324 Medicare Part D claims for 96 patients. 89% of them were for generic drugs. CMS names the drug for 132 of them, across 8 drugs with 11 or more claims each, at $1,273 in total drug cost. In 2023, CMS named 433 claims across 17 drugs.
Part D claims, 2024324
Drugs named by CMS8
Total drug cost$1,273
Part D patients96
Dr. Onuoha's Part D claims by kind of drug, 2024
- Generic287 claims89%
- Brand-name and other37 claims11%
Dr. Onuoha'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. Onuoha's Part D claims, 2024
- Opioids3%11 of 324 claims
- Antibiotics20%66 of 324 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: 4332024: 13270%
Drugs named by CMS: 8 in 2024, 17 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. Gerald Obinna Onuoha II takes part in Medicare
Dr. Onuoha 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. Gerald Obinna Onuoha II has 2 publications on record
Dmand AI links 2 papers to Dr. Onuoha, published from 2014 to 2020. Dr. Onuoha's most frequent co-authors are Italo Milton Brown, MD, Julian K. Hinson, MD and Benjamin Scott Hooe, MD.
Papers2
Years published2014 to 2020
Dr. Onuoha's most frequent co-authors
- Italo Milton Brown, MD1 shared paper
- Julian K. Hinson, MD1 shared paper
- Benjamin Scott Hooe, MD1 shared paper
Recent publications by Dr. Onuoha
See who Dr. Onuoha researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Onuoha works with, so you can find a warm path to the right hospitalists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Gerald Obinna Onuoha II received $13,149 in industry payments from 2022 to 2025
CMS Open Payments shows 16 general payments to Dr. Onuoha from 4 drug and device companies from 2022 to 2025. Consulting fees make up the largest share, 86% of the total. GlaxoSmithKline, LLC. paid the most, $9,155.
General payments to Dr. Onuoha by program year, 2022 to 2025
General payments to Dr. Onuoha by kind, 2022 to 2025
$13.1Kin total
- Consulting fees$11,26386%
- Travel and lodging$1,65813%
- Food and beverage$2282%
Companies that paid Dr. Onuoha the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Gerald Obinna Onuoha II'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Gerald Obinna Onuoha II
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. Gerald Obinna Onuoha II's NPI number?
Dr. Gerald Obinna Onuoha II's NPI number is 1790171544. It was assigned on April 8, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Gerald Obinna Onuoha II?
Dr. Gerald Obinna Onuoha II is a hospitalist in Hendersonville, Tennessee. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Gerald Obinna Onuoha II practice?
Dr. Onuoha practices at 355 New Shackle Island Rd, Hendersonville, TN 37075. Dr. Onuoha's primary practice is TriStar Hendersonville Medical Center in Hendersonville, Tennessee, part of HCA Healthcare.
What is Dr. Gerald Obinna Onuoha II's office phone number?
The practice phone on file for Dr. Onuoha is (615) 338-1000.
What is Dr. Gerald Obinna Onuoha II's medical license number?
Dr. Onuoha holds Tennessee license 0000059706.
Which hospitals is Dr. Gerald Obinna Onuoha II affiliated with?
Dr. Onuoha practices at TriStar Hendersonville Medical Center in Hendersonville, Tennessee.
What medical group is Dr. Gerald Obinna Onuoha II part of?
Dr. Onuoha is linked to Hospital Medicine Services of TN.
Does Dr. Gerald Obinna Onuoha II accept Medicare?
Yes. CMS data shows Dr. Onuoha billed Medicare for 241 services in 2024, and Dr. Onuoha accepts Medicare assignment.
How many Medicare patients does Dr. Gerald Obinna Onuoha II see?
CMS counts 95 Medicare patients who saw Dr. Onuoha in 2024, with an average age of 79.
What services does Dr. Gerald Obinna Onuoha II bill to Medicare?
In 2024, Dr. Onuoha's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99238).
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What drugs does Dr. Gerald Obinna Onuoha II prescribe most?
In 2024 Medicare Part D data, Dr. Onuoha's most prescribed drugs by claims were Cefdinir, Amlodipine Besylate and Atorvastatin Calcium.
Has Dr. Gerald Obinna Onuoha II received payments from drug or device companies?
CMS Open Payments shows $13,149 in general payments to Dr. Onuoha from 4 companies from 2022 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Gerald Obinna Onuoha II been practicing?
Dr. Onuoha graduated from medical school in 2014, 12 years ago.
Does Dr. Gerald Obinna Onuoha II do research?
Dmand AI links 2 publications to Dr. Onuoha, published from 2014 to 2020.
Who does Dr. Gerald Obinna Onuoha II publish with?
Dr. Onuoha's most frequent co-authors are Italo Milton Brown, MD (1 shared paper), Julian K. Hinson, MD (1 shared paper) and Benjamin Scott Hooe, MD (1 shared paper).
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