Giovanna Walker
Speech-Language Pathologist · Waldorf, MD
Giovanna Walker is a speech-language pathologist with a practice address in Waldorf, Maryland, and NPI 1962170985, issued on Sep 3, 2021. Check the license (Maryland 10246, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Giovanna Walker
- Primary taxonomy
- Speech-Language Pathologist 235Z00000X
- License numbers
- 10246 MD
2202010528 VA
30004863 NC
Self-reported in NPPES; status is on the state search - Practice location
- 4140 Old Washington RD, Waldorf, MD 20602
- Phone
- (301) 645-2813
- Enumerated
- Sep 3, 2021
- Record last updated
- Mar 9, 2026
- Medicare enrollment
- Enrolled (PECOS I20250804003988); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest speech-language pathologist records → All 4,509 in Maryland → Look up another NPI →
Also registered at 4140 Old Washington RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sariat Adeniji-Adele, O.T.Occupational Therapist1679792790
- Tammy Baldauf, PTAPhysical Therapy Assistant1235266099
- Cynthia Briggs, P.T.Physical Therapist1558580654
- Julia Callahan, COTAOccupational Therapy Assistant1184181885
- Mingkhwan CarmackPhysical Therapy Assistant1992256259
- John Courtney, BS, PTAPhysical Medicine & Rehabilitation Physician1215698501
Verify Giovanna 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 10246Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Expressable Therapy PCManassas, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Giovanna Walker among 4,509 speech-language pathologist records in Maryland
Giovanna Walker is one of 4,509 speech-language pathologist records with a practice address in Maryland. 3% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 78% of them.
- NPI issued2021 · 78% of these records are older, 18% newer
- In a Medicare fileYes · 3% of these records are
- In the CMS Doctors and Clinicians fileYes · 4% of these records are
- Graduated2021 · median 2015 among the 194 with a school on file
- Record last updated2026 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 235Z00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
26 speech-language pathologist records list a practice address in Waldorf
They are 26 of the 1,272 NPPES records with a practice address in Waldorf, and 4,509 speech-language pathologist records in Maryland.
All 4,509 in Maryland → Every provider in Waldorf → Speech-Language Pathologist nationwide →
The 8 speech-language pathologist records with the nearest ZIP codes
- Ciara AchordWaldorf, MD 206021114599917
- Rachel CopeWaldorf, MD 206021073360640
- Caitlin Davis, SLPWaldorf, MD 206021346534062
- Karah Foster, M.S. CF-SLPWaldorf, MD 206021750065520
- Erin GaumerWaldorf, MD 206021831626308
- Niketa GordonWaldorf, MD 206021124420419
- Kimberly HillWaldorf, MD 206021568238715
- Athanasia KyriazisWaldorf, MD 206021801678735
Common questions
What is Giovanna Walker's NPI number?
Giovanna Walker's National Provider Identifier (NPI) is 1962170985, issued on Sep 3, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Giovanna Walker located?
The NPPES record lists a practice address at 4140 Old Washington RD, Waldorf, MD, 20602. Phone: (301) 645-2813. Providers update this record themselves, so call before visiting.
How can I verify Giovanna Walker's license?
NPPES lists Maryland license number 10246, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity 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.