Marian M. Mullahy, L.C.S.W.
Clinical Social Worker · Sharon Hill, PA
Marian M. Mullahy, L.C.S.W. is a clinical social worker with a practice address in Sharon Hill, Pennsylvania, and NPI 1992080444, issued on Oct 17, 2011. Check the license (Pennsylvania CW016845, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marian M. Mullahy
- Credential
- L.C.S.W.
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- CW016845 PA
Self-reported in NPPES; status is on the state search - Practice location
- 800 Chester Pike, Sharon Hill, PA 19079
- Phone
- (610) 537-1622
- Enumerated
- Oct 17, 2011
- Record last updated
- Oct 17, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20120201000867); 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 800 Chester Pike
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sarah Baida, MSS, LCSWClinical Social Worker1558884296
- Jennifer Buhler, PSY.D.Psychologist1770051260
- Debra Burock, PH.D.Clinical Psychologist1710169057
- Donna Fiedler, PHD LCSW MSWClinical Social Worker1902966526
- Jodi JaspanCounselor1770984197
- Usha Kasturirangan, M.D.Psychiatry Physician1205960788
Verify Marian M. Mullahy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license CW016845Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 87.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Marian M. Mullahy among 7,830 clinical social worker records in Pennsylvania
Marian M. Mullahy, L.C.S.W. 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 2011, is newer than 37% of them.
- NPI issued2011 · 37% of these records are older, 60% newer
- In a Medicare fileYes · 16% of these records are
- In the CMS Doctors and Clinicians fileYes · 24% of these records are
- Graduated1994 · median 2007 among the 1,888 with a school on file
- Record last updated2011 · 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).
4 clinical social worker records list a practice address in Sharon Hill
They are 4 of the 96 NPPES records with a practice address in Sharon Hill, and 7,830 clinical social worker records in Pennsylvania.
All 7,830 in Pennsylvania → Every provider in Sharon Hill → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Sarah Baida, MSS, LCSWSharon Hill, PA 190791558884296
- Donna Fiedler, PHD LCSW MSWSharon Hill, PA 190791902966526
- Emily Yost, LCSWSharon Hill, PA 190791356643704
- Jessica Manzi, LCSWRidley Park, PA 190781518667765
- Lydia Debiase, LCSWSwarthmore, PA 190811245621879
- Stacy Green, LCSWSwarthmore, PA 190811265598361
- Leslie Hempling, MSS, LCSWSwarthmore, PA 190811932690542
- Victoria Ley, MSW, LCSWSwarthmore, PA 190811700088507
Common questions
What is Marian M. Mullahy, L.C.S.W.'s NPI number?
Marian M. Mullahy, L.C.S.W.'s National Provider Identifier (NPI) is 1992080444, issued on Oct 17, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Marian M. Mullahy, L.C.S.W. located?
The NPPES record lists a practice address at 800 Chester Pike, Sharon Hill, PA, 19079. Phone: (610) 537-1622. Providers update this record themselves, so call before visiting.
How can I verify Marian M. Mullahy, L.C.S.W.'s license?
NPPES lists Pennsylvania license number CW016845, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
What is Marian M. Mullahy, L.C.S.W.'s MIPS final score?
The 2023 MIPS final score is 87.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.