Mary Amelia Walker, CRNP
Family Nurse Practitioner · Bel Air, MD
Mary Amelia Walker, CRNP is a family nurse practitioner with a practice address in Bel Air, Maryland, and NPI 1881281350, issued on Dec 30, 2020. Check the license (Maryland R158089, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Amelia Walker
- Credential
- CRNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- R158089 MD
Self-reported in NPPES; status is on the state search - Practice location
- 520 Upper Chesapeake Dr Ste 301, Bel Air, MD 21014
- Phone
- (410) 939-3121
- Enumerated
- Dec 30, 2020
- Record last updated
- Aug 12, 2024
- Medicare enrollment
- Enrolled (PECOS I20210308002092); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,124 in Maryland → Look up another NPI →
Also registered at 520 Upper Chesapeake Dr Ste 301
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Amelia 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 R158089Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average family nurse practitioner in 2024
59 Medicare Part D claims for 35 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol17 claims
- Valacyclovir11 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 76.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $494.18
19 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US 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
- Greater Baltimore Medical Center IncBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Amelia Walker among 4,124 family nurse practitioner records in Maryland
Mary Amelia Walker, CRNP is one of 4,124 family nurse practitioner records with a practice address in Maryland. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 58% of them.
- NPI issued2020 · 58% of these records are older, 35% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2020 · median 2019 among the 2,370 with a school on file
- Record last updated2024 · 41% 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
65 family nurse practitioner records list a practice address in Bel Air
They are 65 of the 1,945 NPPES records with a practice address in Bel Air, and 4,124 family nurse practitioner records in Maryland.
All 4,124 in Maryland → Every provider in Bel Air → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Alison Berndt, CRNPBel Air, MD 210141568834588
- Lori Blake, RN, BC, FNPBel Air, MD 210141255397220
- Jeanne Boyer, CRNPBel Air, MD 210141295989051
- Megan Carroll, FNPBel Air, MD 210141952737421
- Allison Diem, CRNPBel Air, MD 210141699901538
- Victoria Donaldson, FNP-BCBel Air, MD 210141346548294
- Sharon Dudley-Brown, NPBel Air, MD 210141427057272
- Ashley Fine, CRNPBel Air, MD 210141063820280
Common questions
What is Mary Amelia Walker, CRNP's NPI number?
Mary Amelia Walker, CRNP's National Provider Identifier (NPI) is 1881281350, issued on Dec 30, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Mary Amelia Walker, CRNP located?
The NPPES record lists a practice address at 520 Upper Chesapeake Dr Ste 301, Bel Air, MD, 21014. Phone: (410) 939-3121. Providers update this record themselves, so call before visiting.
How can I verify Mary Amelia Walker, CRNP's license?
NPPES lists Maryland license number R158089, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Amelia Walker, CRNP prescribe under Medicare Part D?
In 2024, Mary Amelia Walker, CRNP had 59 Medicare Part D claims for 35 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Mary Amelia Walker, CRNP's MIPS final score?
The 2023 MIPS final score is 76.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.