Mary Kathyn O'Bier, FNP
Family Nurse Practitioner · Tappahannock, VA
Mary Kathyn O'Bier, FNP is a family nurse practitioner with a practice address in Tappahannock, Virginia, and NPI 1710623111, issued on May 9, 2022. Check the license (Virginia 0024184037, as entered in NPPES) with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Kathyn O'Bier
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 0024184037 VA
Self-reported in NPPES; status is on the state search - Practice location
- 659 Hospital RD Ste 201, Tappahannock, VA 22560
- Phone
- (804) 828-4362
- Enumerated
- May 9, 2022
- Record last updated
- Dec 15, 2023
- Fax
- (804) 828-7865
- Medicare enrollment
- Enrolled (PECOS I20231229000904); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 6,474 in Virginia → Look up another NPI →
Also registered at 659 Hospital RD Ste 201
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jana Hanny, FNPFamily Nurse Practitioner1912259953
Verify Mary Kathyn O'Bier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Virginia board licenses this profession
Search for license 0024184037Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average family nurse practitioner in 2024
95 Medicare Part D claims for 40 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Dexamethasone11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $120.38
2 payments; by number, the most common kind was food and beverage; the largest payer was Genentech, Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Mcv Associated PhysiciansTappahannock, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Kathyn O'Bier among 6,474 family nurse practitioner records in Virginia
Mary Kathyn O'Bier, FNP is one of 6,474 family nurse practitioner records with a practice address in Virginia. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 74% of them.
- NPI issued2022 · 74% of these records are older, 20% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2021 · median 2019 among the 3,833 with a school on file
- Record last updated2023 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
10 family nurse practitioner records list a practice address in Tappahannock
They are 10 of the 116 NPPES records with a practice address in Tappahannock, and 6,474 family nurse practitioner records in Virginia.
All 6,474 in Virginia → Every provider in Tappahannock → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Caroline Goode, LNPTappahannock, VA 225601518677012
- Jana Hanny, FNPTappahannock, VA 225601912259953
- Patrick Hill, NPTappahannock, VA 225601427571439
- Robin Lee, FNP-CTappahannock, VA 225601174019251
- Sarah RatchfordTappahannock, VA 225601780445692
- Emily Robinson, MSN APRN FNP-CTappahannock, VA 225601043028459
- Abigail Schmalz, FNP-CTappahannock, VA 225601033898085
- Lori Sprouse, FNPTappahannock, VA 225601629798681
Common questions
What is Mary Kathyn O'Bier, FNP's NPI number?
Mary Kathyn O'Bier, FNP's National Provider Identifier (NPI) is 1710623111, issued on May 9, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Mary Kathyn O'Bier, FNP located?
The NPPES record lists a practice address at 659 Hospital RD Ste 201, Tappahannock, VA, 22560. Phone: (804) 828-4362. Providers update this record themselves, so call before visiting.
How can I verify Mary Kathyn O'Bier, FNP's license?
NPPES lists Virginia license number 0024184037, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Kathyn O'Bier, FNP prescribe under Medicare Part D?
In 2024, Mary Kathyn O'Bier, FNP had 95 Medicare Part D claims for 40 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.