Stephen Gerard Walsh, M.D.
Internal Medicine Physician · Millsboro, DE
Stephen Gerard Walsh, M.D. is an internal medicine physician with a practice address in Millsboro, Delaware, and NPI 1205060217, issued on May 5, 2009. Check the license (Delaware C1-0009553, as entered in NPPES) on the Delaware Board of Medical Licensure and Discipline; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Stephen Gerard Walsh
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- C1-0009553 DE
Self-reported in NPPES; status is on the state search - Practice location
- 26489 Cattail LN, Millsboro, DE 19966
- Phone
- (610) 909-3254
- Enumerated
- May 5, 2009
- Record last updated
- Sep 17, 2025
- Medicare enrollment
- Enrolled (PECOS I20250804003759); may accept Medicare assignment
- Medical or professional school
- Temple University School Of Medicine, 2009
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 600 in Delaware → Look up another NPI →
Verify Stephen Gerard Walsh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersDelaware Board of Medical Licensure and Discipline
Search for license C1-0009553Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Stephen Gerard Walsh among 600 internal medicine physician records in Delaware
Stephen Gerard Walsh, M.D. is one of 600 internal medicine physician records with a practice address in Delaware. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2009, is newer than 46% of them.
- NPI issued2009 · 46% of these records are older, 51% newer
- In a Medicare fileNo · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2009 · median 2008 among the 414 with a school on file
- Record last updated2025 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 internal medicine physician records list a practice address in Millsboro
They are 8 of the 341 NPPES records with a practice address in Millsboro, and 600 internal medicine physician records in Delaware. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 600 in Delaware → Every provider in Millsboro → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Semaan Abboud, M.D.Millsboro, DE 199661063477529
- Marisa Conti, DOMillsboro, DE 199661093717621
- Fadi Damouni, MDMillsboro, DE 199661245295260
- Rina Ghorpade, MDMillsboro, DE 199661760065411
- Kunwal Nasrullah, MDMillsboro, DE 199661386384014
- Kaitlyn Ruffing, MDMillsboro, DE 199661982280624
- Jean Ann Yaccino, D.O.Millsboro, DE 199661376514349
- Francis Merlo, DOMillville, DE 199671386606002
Common questions
What is Stephen Gerard Walsh, M.D.'s NPI number?
Stephen Gerard Walsh, M.D.'s National Provider Identifier (NPI) is 1205060217, issued on May 5, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Gerard Walsh, M.D. located?
The NPPES record lists a practice address at 26489 Cattail LN, Millsboro, DE, 19966. Phone: (610) 909-3254. Providers update this record themselves, so call before visiting.
How can I verify Stephen Gerard Walsh, M.D.'s license?
NPPES lists Delaware license number C1-0009553, as entered by the provider. Search the Delaware Board of Medical Licensure and Discipline at https://delpros.delaware.gov/OH_VerifyLicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.