NPPES file of Aug 9, 2026

Katie S. Walton, PA-C

Surgical Physician Assistant · Baltimore, MD

Katie S. Walton, PA-C is a surgical physician assistant with a practice address in Baltimore, Maryland, and NPI 1932235124, issued on Feb 24, 2007. Check the license (Maryland C0003355, as entered in NPPES) with the Maryland 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1932235124
Name
Katie S. Walton
Credential
PA-C
Primary taxonomy
Surgical Physician Assistant 363AS0400X
License number
C0003355 MD
Self-reported in NPPES; status is on the state search
Practice location
5401 Old Court Road, Baltimore, MD 21133
Phone
(410) 496-7500
Enumerated
Feb 24, 2007
Record last updated
Dec 29, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20090709000305); accepts Medicare assignment
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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Verify Katie S. Walton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license C0003355
    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 Maryland license search

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90% fewer Medicare Part D claims than the average surgical physician assistant in 2024

31 Medicare Part D claims for 22 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D.

  1. Katie Walton31
  2. Specialty average304

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.

Bills Medicare through one group practice

  1. Mep Observation Services LLCRandallstown, MD

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

Katie S. Walton among 397 surgical physician assistant records in Maryland

Katie S. Walton, PA-C is one of 397 surgical physician assistant records with a practice address in Maryland. 71% 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 21% of them.

  • NPI issued2007 · 21% of these records are older, 63% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2006 · median 2011 among the 230 with a school on file
  • Record last updated2011 · 72% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AS0400X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgical Physician Assistant providers in Maryland

There are 397 surgical physician assistant records in Maryland.

The 8 surgical physician assistant records with the nearest ZIP codes

  1. Jennifer Barlow, PA-CRandallstown, MD 211331285695098
  2. Misgana Belege, PA-CRandallstown, MD 211331487813465
  3. Corinne Bowmaker, PA-CRandallstown, MD 211331821059106
  4. Christy Crane, PA-CRandallstown, MD 211331679534200
  5. Roger Deshong, PARandallstown, MD 211331164483335
  6. Doron Haughton, PA-CRandallstown, MD 211331720049836
  7. Milanjit Kaur, PA-CRandallstown, MD 211331578578399
  8. Lisa Marroney, PA-CRandallstown, MD 211331528029600

Common questions

What is Katie S. Walton, PA-C's NPI number?

Katie S. Walton, PA-C's National Provider Identifier (NPI) is 1932235124, issued on Feb 24, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Katie S. Walton, PA-C located?

The NPPES record lists a practice address at 5401 Old Court Road, Baltimore, MD, 21133. Phone: (410) 496-7500. Providers update this record themselves, so call before visiting.

How can I verify Katie S. Walton, PA-C's license?

NPPES lists Maryland license number C0003355, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Katie S. Walton, PA-C prescribe under Medicare Part D?

In 2024, Katie S. Walton, PA-C had 31 Medicare Part D claims for 22 beneficiaries; the average among surgical physician assistant prescribers was 304. 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.