Joanne Mayer, MSSA, LISW-S, LCSW
Clinical Social Worker · King Of Prussia, PA
Joanne Mayer, MSSA, LISW-S, LCSW is a clinical social worker with a practice address in King Of Prussia, Pennsylvania, and NPI 1346265865, issued on Jul 13, 2006. Check the license (Pennsylvania CW018672, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Joanne Mayer
- Credential
- MSSA, LISW-S, LCSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License numbers
- CW018672 PA
I-0008960 OH
Self-reported in NPPES; status is on the state search - Practice location
- 1005 W 9TH Ave Ste B, King Of Prussia, PA 19406
- Phone
- (610) 892-3800
- Enumerated
- Jul 13, 2006
- Record last updated
- Apr 9, 2024
- Medicare enrollment
- Enrolled (PECOS I20151202002598); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 7,830 in Pennsylvania → Look up another NPI →
Also registered at 1005 W 9TH Ave Ste B
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joanne Mayer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license CW018672Check 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
- Delaware County Professional Services, IncKing Of Prussia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joanne Mayer among 7,830 clinical social worker records in Pennsylvania
Joanne Mayer, MSSA, LISW-S, LCSW is one of 7,830 clinical social worker records with a practice address in Pennsylvania. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 83% newer
- In a Medicare fileYes · 16% of these records are
- In the CMS Doctors and Clinicians fileYes · 24% of these records are
- Graduated1998 · median 2007 among the 1,888 with a school on file
- Record last updated2024 · 53% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
33 clinical social worker records list a practice address in King Of Prussia
They are 33 of the 1,391 NPPES records with a practice address in King Of Prussia, and 7,830 clinical social worker records in Pennsylvania.
All 7,830 in Pennsylvania → Every provider in King Of Prussia → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Emily BritcherKing Of Prussia, PA 194061932572799
- Jessica Corrar, LCSWKing Of Prussia, PA 194061124490149
- Colleen Cullen-Swayze, LCSWKing Of Prussia, PA 194061275692758
- Sarah Dunleavy, LCSWKing Of Prussia, PA 194061942623673
- Anna FriedKing Of Prussia, PA 194061699175687
- Mariah Gallagher, LCSWKing Of Prussia, PA 194061760859102
- Pamela Kasinetz, MSW, LCSWKing Of Prussia, PA 194061598777088
- Diana Keat, LSWKing Of Prussia, PA 194061467542548
Common questions
What is Joanne Mayer, MSSA, LISW-S, LCSW's NPI number?
Joanne Mayer, MSSA, LISW-S, LCSW's National Provider Identifier (NPI) is 1346265865, issued on Jul 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joanne Mayer, MSSA, LISW-S, LCSW located?
The NPPES record lists a practice address at 1005 W 9TH Ave Ste B, King Of Prussia, PA, 19406. Phone: (610) 892-3800. Providers update this record themselves, so call before visiting.
How can I verify Joanne Mayer, MSSA, LISW-S, LCSW's license?
NPPES lists Pennsylvania license number CW018672, as entered by the provider. Search the Pennsylvania 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.