Mary Kathyn O'Bier, FNP
- Medicare patients, 2024
- 98
- Part D claims, 2024
- 95
- MIPS score, 2024
- 84
- Hospital affiliations
- 2
- Medical group
- 1
- Practice address
- 618 Hospital Road, Tappahannock, VA 22560
- Practice phone
- Call (804) 443-3311
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Mary O'Bier'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.
Mary Kathyn O'Bier is a family nurse practitioner in Tappahannock, Virginia
Mary O'Bier practices at VCU Health Tappahannock Hospital in Tappahannock, Virginia, part of Commonwealth of Virginia.
Mary O'Bier's NPI, 1710623111, was assigned on May 9, 2022. Mary O'Bier holds Virginia license 0024184037.
- NPI
- 1710623111NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9032569264
- NPI enumeration date
- May 9, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (804) 443-3311
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mary Kathyn O'Bier practices at VCU Health Tappahannock Hospital in Tappahannock, Virginia
Mary O'Bier's primary practice is VCU Health Tappahannock Hospital, at 618 Hospital Road, Tappahannock, VA 22560 in Essex County. The practice phone is (804) 443-3311.
- VCU Health Tappahannock Hospital618 Hospital Road, Tappahannock, VA 22560 · Essex CountyPhone(804) 443-3311
Source: Dmand AI Affiliation Data
Mary Kathyn O'Bier is affiliated with 3 sites of care and 1 medical group
Mary O'Bier's primary practice is VCU Health Tappahannock Hospital in Tappahannock, Virginia, part of Commonwealth of Virginia. Mary O'Bier is also affiliated with VCU Medical Center. The medical group on file is MCV Physicians. Dmand AI also links Mary O'Bier to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Mary Kathyn O'Bier's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mary O'Bier practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| VCU Health Tappahannock Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Mary Kathyn O'Bier is one of 4,876 family nurse practitioners in Virginia
Family is Mary O'Bier's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Mary O'Bier is licensed in Virginia.
Specialties and state licenses
- Family nurse practitioner, VirginiaPrimary
Family nurse practitioners near Mary O'Bier
Counts of family 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
Mary Kathyn O'Bier treated 98 Medicare patients in 2024, average age 77
CMS counts 98 Medicare patients who saw Mary O'Bier in 2024. The largest group is 75 to 84, with 36 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.83, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Mary O'Bier's median patient age at 73, with 57% women.
Mary O'Bier's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Mary O'Bier's Medicare patients by sex, 2024
- Women6162%
- Men3738%
Chronic conditions among Mary O'Bier's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Cancer57%
- Arthritis52%
- Diabetes35%
- Ischemic heart disease32%
- Chronic kidney disease26%
- Heart failure24%
Share of Medicare patients with each condition. A patient can have several.
Mary O'Bier's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mary Kathyn O'Bier wrote 95 Medicare Part D claims in 2024
In 2024, Mary O'Bier wrote 95 Medicare Part D claims for 40 patients. 91% of them were for generic drugs.
Mary O'Bier's Part D claims by kind of drug, 2024
- Generic86 claims91%
- Brand-name and other9 claims9%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Mary Kathyn O'Bier scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Mary O'Bier for performance year 2024, reported as part of a group. Mary O'Bier accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Mary O'Bier's MIPS scores, performance year 2024
- 84of 100Final score
- 69.9of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 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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Sources for Mary Kathyn O'Bier'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) |
| 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) |
| 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 Mary Kathyn O'Bier
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mary Kathyn O'Bier's NPI number?
Mary Kathyn O'Bier's NPI number is 1710623111. It was assigned on May 9, 2022, and it is active in the NPI Registry.
What does Mary Kathyn O'Bier specialize in?
Mary Kathyn O'Bier is a family nurse practitioner in Tappahannock, Virginia. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Mary Kathyn O'Bier practice?
Mary O'Bier practices at 618 Hospital Road, Tappahannock, VA 22560. Mary O'Bier's primary practice is VCU Health Tappahannock Hospital in Tappahannock, Virginia, part of Commonwealth of Virginia. Dmand AI also links Mary O'Bier to 1 group practice or clinic.
What is Mary Kathyn O'Bier's office phone number?
The practice phone on file for Mary O'Bier is (804) 443-3311.
What is Mary Kathyn O'Bier's medical license number?
Mary O'Bier holds Virginia license 0024184037.
Which hospitals is Mary Kathyn O'Bier affiliated with?
Mary O'Bier practices at VCU Health Tappahannock Hospital in Tappahannock, Virginia. Mary O'Bier is also affiliated with VCU Medical Center.
What medical group is Mary Kathyn O'Bier part of?
Mary O'Bier is linked to MCV Physicians.
Does Mary Kathyn O'Bier accept Medicare?
Yes. CMS lists Mary O'Bier as accepting Medicare assignment.
What is Mary Kathyn O'Bier's MIPS score?
Mary O'Bier's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
How many Medicare patients does Mary Kathyn O'Bier see?
CMS counts 98 Medicare patients who saw Mary O'Bier in 2024, with an average age of 77.
How long has Mary Kathyn O'Bier been practicing?
Mary O'Bier graduated from medical school in 2021, 5 years ago.
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