Dr. Violet Onkoba, DO
- Medicare services, 2024
- 193
- Medicare patients, 2024
- 98
- Publications
- 1
- Hospital affiliations
- 3
- Industry payments
- $8,085
- Practice address
- 47601 Grand River Ave, Novi, MI 48374
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St John Hospital and Medical Center - Assarian Cancer Center - HOPD
Acute Care Hospital outpatient department · Novi, Michigan
Find Dr. Onkoba'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. Violet Onkoba is a general surgeon in Novi, Michigan
Dr. Onkoba practices at St John Hospital and Medical Center - Assarian Cancer Center - HOPD in Novi, Michigan.
Dr. Onkoba's NPI, 1023247400, was assigned on July 7, 2009. Dr. Onkoba holds Michigan license 5101018299.
- NPI
- 1023247400NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709192354
- NPI enumeration date
- July 7, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Violet Onkoba practices at St John Hospital and Medical Center - Assarian Cancer Center - HOPD in Novi, Michigan
Dr. Onkoba's primary practice is St John Hospital and Medical Center - Assarian Cancer Center - HOPD, at 47601 Grand River Ave, Novi, MI 48374.
- St John Hospital and Medical Center - Assarian Cancer Center - HOPD47601 Grand River Ave, Novi, MI 48374
Source: Dmand AI Affiliation Data
Dr. Violet Onkoba is affiliated with 10 sites of care and 6 medical groups
Dr. Onkoba's primary practice is St John Hospital and Medical Center - Assarian Cancer Center - HOPD in Novi, Michigan. Dr. Onkoba is also affiliated with Henry Ford St. John Hospital. The medical group on file is Acute Care Surgeons PC. Dmand AI also links Dr. Onkoba to 2 more hospitals, 5 medical groups, 4 group practices and clinics, 1 clinical lab and 1 physician office, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Violet Onkoba's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Onkoba practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St John Hospital and Medical Center - Assarian Cancer Center - HOPD | Available with a free account |
| +9 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Violet Onkoba is one of 1,095 general surgeons in Michigan
Surgery is Dr. Onkoba's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Onkoba is licensed in Michigan.
Specialties and state licenses
- Surgery, MichiganPrimary
General surgeons near Dr. Onkoba
Counts of general surgeons 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. Violet Onkoba billed Medicare for 193 services in 2024
CMS data shows 193 Medicare services from Dr. Onkoba across 4 procedure codes in 2024, for 98 Medicare patients. Medicare paid $11,465 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Onkoba's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4082024: 19353%
Dr. Onkoba compared with the Michigan median for general surgeons, 2024
- Dr. Onkoba
- Michigan median
- Medicare services
- 193vs 12653% above
- Medicare patients
- 98vs 1078% below
Medians across 1,046 general surgeons in Michigan with Dmand AI profiles that report each measure.
Dr. Onkoba'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. Onkoba and other general surgeons in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Violet Onkoba treated 98 Medicare patients in 2024, average age 79
CMS counts 98 Medicare patients who saw Dr. Onkoba in 2024. The largest group is 85 and over, with 35 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.92, 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. Onkoba's median patient age at 72, with 50% women.
Dr. Onkoba's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Onkoba's Medicare patients by sex, 2024
- Women6465%
- Men3435%
Chronic conditions among Dr. Onkoba's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- Mood disorders58%
- Ischemic heart disease48%
- Anxiety47%
- Depression47%
- Heart failure46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Onkoba'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
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Violet Onkoba takes part in Medicare
Dr. Onkoba accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Violet Onkoba has 1 publication on record
Dmand AI links 1 paper to Dr. Onkoba in 2016. Dr. Onkoba's most frequent co-authors are Namita Jayaprakash, BAO, BCH, MB and Mark Aaron Kuzich, DO.
Dr. Onkoba's most frequent co-authors
Recent publications by Dr. Onkoba
See who Dr. Onkoba researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Onkoba works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Violet Onkoba received $8,085 in industry payments from 2016 to 2024
CMS Open Payments shows 20 general payments to Dr. Onkoba from 7 drug and device companies from 2016 to 2024. Education make up the largest share, 74% of the total. Intuitive Surgical, Inc. paid the most, $6,959.
General payments to Dr. Onkoba by program year, 2016 to 2024
General payments to Dr. Onkoba by kind, 2016 to 2024
- Education$6,00074%
- Travel and lodging$1,62120%
- Food and beverage$4345%
- Honoraria$300%
Companies that paid Dr. Onkoba the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Violet Onkoba'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 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. Violet Onkoba
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. Violet Onkoba's NPI number?
Dr. Violet Onkoba's NPI number is 1023247400. It was assigned on July 7, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Violet Onkoba?
Dr. Violet Onkoba is a general surgeon in Novi, Michigan. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Violet Onkoba practice?
Dr. Onkoba practices at 47601 Grand River Ave, Novi, MI 48374. Dr. Onkoba's primary practice is St John Hospital and Medical Center - Assarian Cancer Center - HOPD in Novi, Michigan. Dmand AI also links Dr. Onkoba to 2 hospitals, 5 medical groups, 4 group practices and clinics, 1 clinical lab and 1 physician office.
What is Dr. Violet Onkoba's medical license number?
Dr. Onkoba holds Michigan license 5101018299.
Which hospitals is Dr. Violet Onkoba affiliated with?
Dr. Onkoba is affiliated with Henry Ford St. John Hospital. Dmand AI links Dr. Onkoba to 2 more hospitals.
What medical group is Dr. Violet Onkoba part of?
Dr. Onkoba is linked to Acute Care Surgeons PC. Dmand AI links Dr. Onkoba to 5 more medical groups.
Does Dr. Violet Onkoba accept Medicare?
Yes. CMS data shows Dr. Onkoba billed Medicare for 193 services in 2024, and Dr. Onkoba accepts Medicare assignment.
How many Medicare patients does Dr. Violet Onkoba see?
CMS counts 98 Medicare patients who saw Dr. Onkoba in 2024, with an average age of 79.
What services does Dr. Violet Onkoba bill to Medicare?
In 2024, Dr. Onkoba's most billed Medicare services were hospital inpatient care (99231), hospital inpatient care (99222) and hospital inpatient care (99238).
Has Dr. Violet Onkoba received payments from drug or device companies?
CMS Open Payments shows $8,085 in general payments to Dr. Onkoba from 7 companies from 2016 to 2024. The largest total came from Intuitive Surgical, Inc.
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How long has Dr. Violet Onkoba been practicing?
Dr. Onkoba graduated from medical school in 2009, 17 years ago.
Does Dr. Violet Onkoba do research?
Dmand AI links 1 publication to Dr. Onkoba.
Who does Dr. Violet Onkoba publish with?
Dr. Onkoba's most frequent co-authors are Namita Jayaprakash, BAO, BCH, MB (1 shared paper) and Mark Aaron Kuzich, DO (1 shared paper).
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