Marilyn Jacob, MA MSW LCSW PHD
Clinical Social Worker · Philadelphia, PA
Marilyn Jacob, MA MSW LCSW PHD is a clinical social worker with a practice address in Philadelphia, Pennsylvania, and NPI 1265587380, issued on Jan 25, 2007. Check the license (Pennsylvania CW013424, as entered in NPPES) with the Pennsylvania board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Marilyn Jacob
- Credential
- MA MSW LCSW PHD
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- CW013424 PA
Self-reported in NPPES; status is on the state search - Practice location
- 8220 Castor Ave, Philadelphia, PA 19152
- Phone
- (215) 728-4609
- Enumerated
- Jan 25, 2007
- Record last updated
- Dec 31, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (215) 722-4213
- Medicaid IDs
- 1000008810825 PA
1000008810009 PA - Entity
- Type 1 · individual
8 nearest clinical social worker records → All 7,830 in Pennsylvania → Look up another NPI →
Also registered at 8220 Castor Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Marilyn Jacob in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license CW013424Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Marilyn Jacob among 7,830 clinical social worker records in Pennsylvania
Marilyn Jacob, MA MSW LCSW PHD 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 not. Its NPI, issued in 2007, is newer than 17% of them.
- NPI issued2007 · 17% of these records are older, 73% newer
- In a Medicare fileNo · 16% of these records are
- In the CMS Doctors and Clinicians fileNo · 24% of these records are
- Record last updated2007 · 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).
1,427 clinical social worker records list a practice address in Philadelphia
They are 1,427 of the 42,849 NPPES records with a practice address in Philadelphia, and 7,830 clinical social worker records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 7,830 in Pennsylvania → Every provider in Philadelphia → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Mark Adler, MSWPhiladelphia, PA 191521457462723
- Autumn DonahuePhiladelphia, PA 191521356531784
- Terese Egan-Ehrlich, LCSWPhiladelphia, PA 191521093806440
- Elizabeth FiebachPhiladelphia, PA 191521356411490
- Gail Finnel, LCSWPhiladelphia, PA 191521366530248
- Nora Fitzgerald, LCSWPhiladelphia, PA 191521619027612
- Susan Loeb, LCSWPhiladelphia, PA 191521194822296
- Dorothy Lynch, MSW LCSWPhiladelphia, PA 191521972674752
Common questions
What is Marilyn Jacob, MA MSW LCSW PHD's NPI number?
Marilyn Jacob, MA MSW LCSW PHD's National Provider Identifier (NPI) is 1265587380, issued on Jan 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Marilyn Jacob, MA MSW LCSW PHD located?
The NPPES record lists a practice address at 8220 Castor Ave, Philadelphia, PA, 19152. Phone: (215) 728-4609. Providers update this record themselves, so call before visiting.
How can I verify Marilyn Jacob, MA MSW LCSW PHD's license?
NPPES lists Pennsylvania license number CW013424, 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. 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.