NPPES file of Aug 9, 2026

Sonia Demetris Walker, WHNP

Family Nurse Practitioner · Norfolk, VA

Sonia Demetris Walker, WHNP is a family nurse practitioner with a practice address in Norfolk, Virginia, and NPI 1639381643, issued on May 3, 2007. Check the license (Virginia 0024167124, as entered in NPPES) with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639381643
Name
Sonia Demetris Walker
Credential
WHNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
0024167124 VA
Self-reported in NPPES; status is on the state search
Practice location
830 Kempsville RD RM 2B223, Norfolk, VA 23502
Phone
(757) 261-8860
Enumerated
May 3, 2007
Record last updated
Dec 9, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(757) 689-2420
Medicare enrollment
Enrolled (PECOS I20120806000930); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 830 Kempsville RD RM 2B223

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mary Carr, FNPFamily Nurse Practitioner1699746065
  2. Melanie De Jesus, NPFamily Nurse Practitioner1346978475
  3. Helen Nelson, PA-CPhysician Assistant1497181481
  4. Maria Pineda, NPGerontology Nurse Practitioner1760122899

Verify Sonia Demetris Walker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Virginia board licenses this profession
    Search for license 0024167124
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Virginia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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99% fewer Medicare Part D claims than the average family nurse practitioner in 2024

18 Medicare Part D claims, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Sonia Walker18
  2. Specialty average1,305

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 MIPS final score for 2023 (Medicare payment program): 95.1 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score86.3
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Sentara Medical GroupNorfolk, VA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Sonia Demetris Walker among 6,474 family nurse practitioner records in Virginia

Sonia Demetris Walker, WHNP 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 2007, is newer than 11% of them.

  • NPI issued2007 · 11% of these records are older, 85% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2002 · median 2019 among the 3,833 with a school on file
  • Record last updated2020 · 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).

236 family nurse practitioner records list a practice address in Norfolk

They are 236 of the 5,993 NPPES records with a practice address in Norfolk, and 6,474 family nurse practitioner records in Virginia.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Paula Ayers, CFNPNorfolk, VA 235021922167931
  2. Wendy Biddle, CFNPNorfolk, VA 235021174682199
  3. Mary Carr, FNPNorfolk, VA 235021699746065
  4. Robbie Casper, NPNorfolk, VA 235021508861170
  5. Jennifer Crockford, FNPNorfolk, VA 235021023012531
  6. Jennifer Fellman, DNP, FNP-CNorfolk, VA 235021316982457
  7. Leanne Gordon, NPNorfolk, VA 235021215949086
  8. Robert Masters, FNPNorfolk, VA 235021164402996

Common questions

What is Sonia Demetris Walker, WHNP's NPI number?

Sonia Demetris Walker, WHNP's National Provider Identifier (NPI) is 1639381643, issued on May 3, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Sonia Demetris Walker, WHNP located?

The NPPES record lists a practice address at 830 Kempsville RD RM 2B223, Norfolk, VA, 23502. Phone: (757) 261-8860. Providers update this record themselves, so call before visiting.

How can I verify Sonia Demetris Walker, WHNP's license?

NPPES lists Virginia license number 0024167124, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.

How much does Sonia Demetris Walker, WHNP prescribe under Medicare Part D?

In 2024, Sonia Demetris Walker, WHNP had 18 Medicare Part D claims; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

What is Sonia Demetris Walker, WHNP's MIPS final score?

The 2023 MIPS final score is 95.1 of 100. 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.