Mary Kay Conover-Walker, C.R.N.P.
Nurse Practitioner · Hunt Valley, MD
Mary Kay Conover-Walker, C.R.N.P. is a nurse practitioner with a practice address in Hunt Valley, Maryland, and NPI 1780630228, issued on May 26, 2006. Check the license (Maryland R062679, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Kay Conover-Walker
- Credential
- C.R.N.P.
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- R062679 MD
Self-reported in NPPES; status is on the state search - Practice location
- 250 Shilling Circle, Hunt Valley, MD 21120
- Phone
- (410) 773-6550
- Enumerated
- May 26, 2006
- Record last updated
- Mar 29, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (410) 773-6201
- Medicaid ID
- 407469600 MD
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 1,248 in Maryland → Look up another NPI →
Verify Mary Kay Conover-Walker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R062679Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average nurse practitioner in 2024
11 Medicare Part D claims, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Mary Kay Conover-Walker among 1,248 nurse practitioner records in Maryland
Mary Kay Conover-Walker, C.R.N.P. is one of 1,248 nurse practitioner records with a practice address in Maryland. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 74% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileNo · 52% of these records are
- Record last updated2019 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 nurse practitioner records list a practice address in Hunt Valley
They are 6 of the 861 NPPES records with a practice address in Hunt Valley, and 1,248 nurse practitioner records in Maryland.
All 1,248 in Maryland → Every provider in Hunt Valley → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Amy Brumme, CRNPPasadena, MD 211221962943993
- Tiffanie France, NPPasadena, MD 211221174199285
- Katarina Marinzel, CRNPPasadena, MD 211221023668555
- Susan Miller, C.R.N.PPasadena, MD 211221750331393
- Krystina Mints, CRNPPasadena, MD 211221285737775
- Omolola Ogungbile, CRNPPasadena, MD 211221073491106
- Kathleen Oleary, APRNPasadena, MD 211221447250600
- Shannon Blount, CRNP RNOwings Mills, MD 211171942217187
Common questions
What is Mary Kay Conover-Walker, C.R.N.P.'s NPI number?
Mary Kay Conover-Walker, C.R.N.P.'s National Provider Identifier (NPI) is 1780630228, issued on May 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mary Kay Conover-Walker, C.R.N.P. located?
The NPPES record lists a practice address at 250 Shilling Circle, Hunt Valley, MD, 21120. Phone: (410) 773-6550. Providers update this record themselves, so call before visiting.
How can I verify Mary Kay Conover-Walker, C.R.N.P.'s license?
NPPES lists Maryland license number R062679, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Kay Conover-Walker, C.R.N.P. prescribe under Medicare Part D?
In 2024, Mary Kay Conover-Walker, C.R.N.P. had 11 Medicare Part D claims; the average among nurse practitioner prescribers was 1,109. 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.