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Dr. Nancy Suzanne Onisko, DO
- Medicare services, 2024
- 38
- Medicare patients, 2024
- 51
- Part D claims, 2024
- 19
- Publications
- 6
- MIPS score, 2024
- 83
- Practice address
- 5200 Harry Hines Blvd, Dallas, TX 75235
- Practice phone
- Call (214) 590-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Onisko'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. Nancy Suzanne Onisko is an emergency medicine physician in Dallas, Texas
Dr. Onisko practices at Parkland Memorial Hospital in Dallas, Texas, part of Parkland Health.
Dr. Onisko's NPI, 1104025337, was assigned on July 17, 2007. Dr. Onisko graduated from Arizona College of Osteopathic Medicine - Glendale in 2003. Dr. Onisko holds Texas license P7685.
- NPI
- 1104025337NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1759431000
- NPI enumeration date
- July 17, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (214) 590-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nancy Suzanne Onisko practices at Parkland Memorial Hospital in Dallas, Texas
Dr. Onisko's primary practice is Parkland Memorial Hospital, at 5200 Harry Hines Blvd, Dallas, TX 75235 in Dallas County. The practice phone is (214) 590-8000.
- Parkland Memorial Hospital5200 Harry Hines Blvd, Dallas, TX 75235 · Dallas CountyPhone(214) 590-8000
Source: Dmand AI Affiliation Data
Dr. Nancy Suzanne Onisko is affiliated with 4 sites of care and 1 medical group
Dr. Onisko's primary practice is Parkland Memorial Hospital in Dallas, Texas, part of Parkland Health. The medical group on file is University of Texas Southwestern Medical Center. Dmand AI also links Dr. Onisko to 1 more clinical lab, 1 group practice or clinic and 1 hospital outpatient department, 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. Nancy Suzanne Onisko's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Onisko practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Parkland Memorial Hospital | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Parkland Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Nancy Suzanne Onisko is one of 4,831 emergency medicine physicians in Texas
Emergency medicine is Dr. Onisko's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Onisko is board certified in addiction medicine by the American Board of Emergency Medicine. Dr. Onisko is licensed in Texas.
Specialties and state licenses
- Emergency medicine, TexasPrimary
Emergency medicine physicians near Dr. Onisko
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. Nancy Suzanne Onisko billed Medicare for 38 services in 2024
CMS data shows 38 Medicare services from Dr. Onisko across 2 procedure codes in 2024, for 51 Medicare patients. Medicare paid $3,994 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Onisko's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 482024: 3821%
Dr. Onisko compared with the Texas median for emergency medicine physicians, 2024
- Dr. Onisko
- Texas median
- Medicare services
- 38vs 22583% below
- Medicare patients
- 51vs 20675% below
Medians across 4,588 emergency medicine physicians in Texas with Dmand AI profiles that report each measure.
Dr. Onisko'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. Onisko?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Onisko and other emergency medicine physicians in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nancy Suzanne Onisko treated 51 Medicare patients in 2024, average age 69
CMS counts 51 Medicare patients who saw Dr. Onisko in 2024. The largest group is 65 to 74, with 19 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 49% are also on Medicaid. Their average risk score is 2.77, 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. Onisko's median patient age at 44, with 63% women.
Dr. Onisko's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Onisko's Medicare patients by sex, 2024
- Women2855%
- Men2345%
Chronic conditions among Dr. Onisko's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes63%
- Heart failure53%
- Chronic kidney disease47%
- Mood disorders45%
- Depression43%
- Arthritis41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Onisko's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 44
Patient panel by sex, all payers
- Women63%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nancy Suzanne Onisko wrote 19 Medicare Part D claims in 2024
In 2024, Dr. Onisko wrote 19 Medicare Part D claims for 13 patients. 95% of them were for generic drugs.
Dr. Onisko's Part D claims by kind of drug, 2024
- Generic18 claims95%
- Brand-name and other1 claims5%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Nancy Suzanne Onisko scored 83 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Dr. Onisko for performance year 2024, reported as part of a group. Dr. Onisko accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Onisko's MIPS scores, performance year 2024
- 83of 100Final score
- 70.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 73of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Nancy Suzanne Onisko has 6 publications on record
Dmand AI links 6 papers to Dr. Onisko, published from 2016 to 2023. 2016 was the busiest year, with 4. The most frequent topics are Agkistrodon, Antivenins and Snake Bites. Dr. Onisko's most frequent co-authors are Emily Harris Adhikari, MD, Alex Koyfman, MD and Brit J. Long, MD.
Topics Dr. Onisko writes about most
- Agkistrodon
- Antivenins
- Snake Bites
Dr. Onisko's most frequent co-authors
Recent publications by Dr. Onisko
See who Dr. Onisko researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Onisko works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Nancy Suzanne Onisko received $20 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Onisko from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $20.
Companies that paid Dr. Onisko the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Nancy Suzanne Onisko graduated from Arizona College of Osteopathic Medicine - Glendale
Dr. Onisko graduated from Arizona College of Osteopathic Medicine - Glendale in 2003.
- Medical school
- Board certified in addiction medicine
- Board certified in emergency medicine
- Board certified in addiction medicine
- Board certified in 2008 - 2011
- Board certified in 2007 - 2014
- Board certified in 2004 - 2007
- Board certified in 2013 - 2025
Source: Dmand AI Professional Profile Data
Dr. Nancy Suzanne Onisko accepts plans from 16 insurance carriers
Dr. Onisko is in network with 16 carriers, including Aetna, Elevance and United Healthcare. HMO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- HCSC
- Molina
- Alliant Health Plans
- Baylor Scott and White
- +8 more carriersWith a free account
Plan types Dr. Onisko accepts, by number of carriers
- HMO9
- PPO9
- Medicare5
- POS4
- EPO3
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Nancy Suzanne Onisko'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 (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)Clinician Public Reporting: Overall MIPS Performance (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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Nancy Suzanne Onisko
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. Nancy Suzanne Onisko's NPI number?
Dr. Nancy Suzanne Onisko's NPI number is 1104025337. It was assigned on July 17, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Nancy Suzanne Onisko?
Dr. Nancy Suzanne Onisko is an emergency medicine physician in Dallas, Texas. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Nancy Suzanne Onisko practice?
Dr. Onisko practices at 5200 Harry Hines Blvd, Dallas, TX 75235. Dr. Onisko's primary practice is Parkland Memorial Hospital in Dallas, Texas, part of Parkland Health. Dmand AI also links Dr. Onisko to 1 clinical lab, 1 group practice or clinic and 1 hospital outpatient department.
What is Dr. Nancy Suzanne Onisko's office phone number?
The practice phone on file for Dr. Onisko is (214) 590-8000.
What is Dr. Nancy Suzanne Onisko's medical license number?
Dr. Onisko holds Texas license P7685.
Which hospitals is Dr. Nancy Suzanne Onisko affiliated with?
Dr. Onisko practices at Parkland Memorial Hospital in Dallas, Texas.
What medical group is Dr. Nancy Suzanne Onisko part of?
Dr. Onisko is linked to University of Texas Southwestern Medical Center.
Does Dr. Nancy Suzanne Onisko accept Medicare?
Yes. CMS data shows Dr. Onisko billed Medicare for 38 services in 2024, and Dr. Onisko accepts Medicare assignment.
What is Dr. Nancy Suzanne Onisko's MIPS score?
Dr. Onisko's MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.
How many Medicare patients does Dr. Nancy Suzanne Onisko see?
CMS counts 51 Medicare patients who saw Dr. Onisko in 2024, with an average age of 69.
Show 8 more questionsShow fewer questions
Is Dr. Nancy Suzanne Onisko board certified?
Yes. Dr. Onisko is board certified in addiction medicine by the American Board of Emergency Medicine.
What services does Dr. Nancy Suzanne Onisko bill to Medicare?
In 2024, Dr. Onisko's most billed Medicare services were emergency department visit (99284) and emergency department visit (99285).
Where did Dr. Nancy Suzanne Onisko go to medical school?
Dr. Onisko graduated from Arizona College of Osteopathic Medicine - Glendale in 2003.
Has Dr. Nancy Suzanne Onisko received payments from drug or device companies?
CMS Open Payments shows $20 in general payments to Dr. Onisko from 1 company from 2017 to 2017. The largest total came from Boston Scientific Corporation.
How long has Dr. Nancy Suzanne Onisko been practicing?
Dr. Onisko graduated from medical school in 2003, 23 years ago.
Does Dr. Nancy Suzanne Onisko do research?
Dmand AI links 6 publications to Dr. Onisko, published from 2016 to 2023.
Who does Dr. Nancy Suzanne Onisko publish with?
Dr. Onisko's most frequent co-authors are Emily Harris Adhikari, MD (1 shared paper), Alex Koyfman, MD (1 shared paper) and Brit J. Long, MD (1 shared paper).
What insurance does Dr. Nancy Suzanne Onisko accept?
Dr. Onisko is in network with 16 carriers, including Aetna, Elevance and United Healthcare. HMO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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