Mary Sullivan-Ritter
Clinical Social Worker · Wilmington, DE
Mary Sullivan-Ritter is a clinical social worker with a practice address in Wilmington, Delaware, and NPI 1710710421, issued on Aug 20, 2024. Check the license (Delaware Q1-0012545, as entered in NPPES) with the Delaware board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Sullivan-Ritter
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- Q1-0012545 DE
Self-reported in NPPES; status is on the state search - Practice location
- 99 Passmore RD, Wilmington, DE 19803
- Phone
- (302) 478-9411
- Enumerated
- Aug 20, 2024
- Record last updated
- Aug 20, 2024
- Medicare enrollment
- Enrolled (PECOS I20240926000767); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 935 in Delaware → Look up another NPI →
Also registered at 99 Passmore RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Marsha Akoto, LPCMH, NCCMental Health Counselor1821873027
- Maria Ash, CRNPGerontology Nurse Practitioner1497889323
- Emily BarnshawClinical Social Worker1184367898
- Laura Dickol, LCSWClinical Social Worker1720804545
- Kristin Froehlich, LCSWClinical Social Worker1518296383
- Danielle Mazzuca, PA-CPhysician Assistant1770093064
Verify Mary Sullivan-Ritter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Delaware board licenses this profession
Search for license Q1-0012545Check 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
- Jewish Family Services OF DelawareWilmington, DE
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Sullivan-Ritter among 935 clinical social worker records in Delaware
Mary Sullivan-Ritter is one of 935 clinical social worker records with a practice address in Delaware. 17% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 92% of them.
- NPI issued2024 · 92% of these records are older, 5% newer
- In a Medicare fileYes · 17% of these records are
- In the CMS Doctors and Clinicians fileYes · 27% of these records are
- Graduated2022 · median 2006 among the 253 with a school on file
- Record last updated2024 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
345 clinical social worker records list a practice address in Wilmington
They are 345 of the 6,291 NPPES records with a practice address in Wilmington, and 935 clinical social worker records in Delaware.
All 935 in Delaware → Every provider in Wilmington → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Oya Alatur, L.C.S.W.Wilmington, DE 198031477563393
- Sallie Anderson, MSW LCSWWilmington, DE 198031073500708
- Susan Barton, LCSWWilmington, DE 198031518939271
- Russel Buskirk, LCSW, LCDPWilmington, DE 198031619015179
- Pauline Dempsey, LCSWWilmington, DE 198031710928668
- Rachel Eidelman, M.S.W.Wilmington, DE 198031134280332
- Martha Frost, L.C.S.W.Wilmington, DE 198031225048150
- Debra Haley, LCSWWilmington, DE 198031346390333
Common questions
What is Mary Sullivan-Ritter's NPI number?
Mary Sullivan-Ritter's National Provider Identifier (NPI) is 1710710421, issued on Aug 20, 2024. An NPI identifies a provider in billing; it is not a license.
Where is Mary Sullivan-Ritter located?
The NPPES record lists a practice address at 99 Passmore RD, Wilmington, DE, 19803. Phone: (302) 478-9411. Providers update this record themselves, so call before visiting.
How can I verify Mary Sullivan-Ritter's license?
NPPES lists Delaware license number Q1-0012545, as entered by the provider. Search the Delaware 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.