Margaret T. Wittenbraker, ACNP
- Medicare patients, 2024
- 16
- MIPS score, 2024
- 89
- Hospital affiliations
- 2
- Industry payments
- $1,745
- Medical group
- 1
- Practice address
- 7101 Jahnke Road, Richmond, VA 23225
- Practice phone
- Call (804) 483-0000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Margaret Wittenbraker'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.
Margaret T. Wittenbraker is an acute care nurse practitioner in Richmond, Virginia
Margaret Wittenbraker practices at Chippenham Hospital in Richmond, Virginia, part of HCA Healthcare.
Margaret Wittenbraker's NPI, 1124041694, was assigned on July 25, 2006. Margaret Wittenbraker graduated from University of Virginia School of Medicine in 1998. Margaret Wittenbraker holds Virginia license 00024000017.
- NPI
- 1124041694NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264597210
- NPI enumeration date
- July 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (804) 483-0000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Margaret T. Wittenbraker practices at Chippenham Hospital in Richmond, Virginia
Margaret Wittenbraker's primary practice is Chippenham Hospital, at 7101 Jahnke Road, Richmond, VA 23225 in Richmond City. The practice phone is (804) 483-0000.
- Chippenham Hospital7101 Jahnke Road, Richmond, VA 23225 · Richmond CityPhone(804) 483-0000
Source: Dmand AI Affiliation Data
Margaret T. Wittenbraker is affiliated with 2 sites of care and 1 medical group
Margaret Wittenbraker's primary practice is Chippenham Hospital in Richmond, Virginia, part of HCA Healthcare. Margaret Wittenbraker is also affiliated with Henrico Doctors' Hospital. The medical group on file is Cardiothoracic Surgical Associates.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Margaret T. Wittenbraker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Margaret Wittenbraker practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Chippenham Hospital | Available with a free account |
| +1 more affiliated site | 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 HCA Healthcare and 6.2K+ hospitals, with verified contacts in the same login.
Margaret T. Wittenbraker is one of 783 acute care nurse practitioners in Virginia
Acute care is Margaret Wittenbraker's primary specialty in the NPI Registry, under taxonomy code 363LA2100X. Margaret Wittenbraker is licensed in Virginia.
Specialties and state licenses
- Acute care nurse practitioner, VirginiaPrimary
Acute care nurse practitioners near Margaret Wittenbraker
Counts of acute care nurse practitioners 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
Margaret T. Wittenbraker treated 16 Medicare patients in 2024, average age 80
CMS counts 16 Medicare patients who saw Margaret Wittenbraker in 2024. The largest group is under 65, with 0 patients. 75% of them have heart failure, and 75% have high blood pressure. Their average risk score is 2.17, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Margaret Wittenbraker's median patient age at 84, with 44% women.
Margaret Wittenbraker's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Margaret Wittenbraker's Medicare patients, 2024
- Heart failure75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
- Atrial fibrillation69%
- COPD69%
- Chronic kidney disease69%
Share of Medicare patients with each condition. A patient can have several.
Margaret Wittenbraker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 84
Patient panel by sex, all payers
- Women44%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Margaret T. Wittenbraker scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Margaret Wittenbraker for performance year 2024, reported as part of a group. Margaret Wittenbraker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Margaret Wittenbraker's MIPS scores, performance year 2024
- 89of 100Final score
- 80.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 78of 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
Margaret T. Wittenbraker received $1,745 in industry payments in 2025
CMS Open Payments shows 9 general payments to Margaret Wittenbraker from 3 drug and device companies in 2025. Travel and lodging make up the largest share, 65% of the total. Edwards Lifesciences Corporation paid the most, $1,497.
General payments to Margaret Wittenbraker by kind, 2025 to 2025
- Travel and lodging$1,14265%
- Food and beverage$60335%
Companies that paid Margaret Wittenbraker the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Margaret T. Wittenbraker graduated from University of Virginia School of Medicine
Margaret Wittenbraker graduated from University of Virginia School of Medicine in 1998.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Margaret T. Wittenbraker'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 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)Clinician Public Reporting: Overall MIPS Performance (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 Margaret T. Wittenbraker
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Margaret T. Wittenbraker's NPI number?
Margaret T. Wittenbraker's NPI number is 1124041694. It was assigned on July 25, 2006, and it is active in the NPI Registry.
What does Margaret T. Wittenbraker specialize in?
Margaret T. Wittenbraker is an acute care nurse practitioner in Richmond, Virginia. The primary specialty in the NPI Registry is Acute Care Nurse Practitioner (taxonomy code 363LA2100X).
Where does Margaret T. Wittenbraker practice?
Margaret Wittenbraker practices at 7101 Jahnke Road, Richmond, VA 23225. Margaret Wittenbraker's primary practice is Chippenham Hospital in Richmond, Virginia, part of HCA Healthcare.
What is Margaret T. Wittenbraker's office phone number?
The practice phone on file for Margaret Wittenbraker is (804) 483-0000.
What is Margaret T. Wittenbraker's medical license number?
Margaret Wittenbraker holds Virginia license 00024000017.
Which hospitals is Margaret T. Wittenbraker affiliated with?
Margaret Wittenbraker practices at Chippenham Hospital in Richmond, Virginia. Margaret Wittenbraker is also affiliated with Henrico Doctors' Hospital.
What medical group is Margaret T. Wittenbraker part of?
Margaret Wittenbraker is linked to Cardiothoracic Surgical Associates.
Does Margaret T. Wittenbraker accept Medicare?
Yes. CMS lists Margaret Wittenbraker as accepting Medicare assignment.
What is Margaret T. Wittenbraker's MIPS score?
Margaret Wittenbraker's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
How many Medicare patients does Margaret T. Wittenbraker see?
CMS counts 16 Medicare patients who saw Margaret Wittenbraker in 2024, with an average age of 80.
Show 3 more questionsShow fewer questions
Where did Margaret T. Wittenbraker go to medical school?
Margaret Wittenbraker graduated from University of Virginia School of Medicine in 1998.
Has Margaret T. Wittenbraker received payments from drug or device companies?
CMS Open Payments shows $1,745 in general payments to Margaret Wittenbraker from 3 companies from 2025 to 2025. The largest total came from Edwards Lifesciences Corporation.
How long has Margaret T. Wittenbraker been practicing?
Margaret Wittenbraker graduated from medical school in 1998, 28 years ago.
Selling to acute care practices?
See acute care nurse practitioners in Virginia by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card