Active NPI
Martha Ann Zehner, M.S.S.
- Clinical Social Worker
- Philadelphia, PA
National Provider Identifier
1790836013
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- License
- CW002284L
- Practice address
- 3808 Sharp St
Philadelphia, PA 19127-1816 - Phone
- (212) 482-3031
- Fax
- (215) 625-6766
- NPI assigned
- Jan 15, 2007
- Sex
- Female
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Mental Health Counselor | 101YM0800X | CW002284L | PA | |
| Clinical Social Worker | 1041C0700X | CW002284L | PA | Primary |
Addresses
Primary practice location
3808 Sharp St
Philadelphia, PA 19127-1816
Mailing address
3808 Sharp St
Philadelphia, PA 19127-1816
Phone (212) 482-3031
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Opted out of Medicare
- Yes, effective Apr 1, 2022 through Apr 1, 2028
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| CW002284L | PA | MD | Clinical Social Worker |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1168819200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757548800000",
"number": "1790836013",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3808 SHARP ST",
"city": "PHILADELPHIA",
"state": "PA",
"postal_code": "191271816",
"telephone_number": "212-482-3031",
"fax_number": "215-625-6766"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3808 SHARP ST",
"city": "PHILADELPHIA",
"state": "PA",
"postal_code": "191271816",
"telephone_number": "212-482-3031",
"fax_number": "215-625-6766"
}
],
"practiceLocations": [],
"basic": {
"last_name": "ZEHNER",
"first_name": "MARTHA",
"middle_name": "ANN",
"name_prefix": "Ms.",
"credential": "M.S.S.",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2007-01-15",
"last_updated": "2025-09-11",
"status": "A"
},
"taxonomies": [
{
"code": "101YM0800X",
"taxonomy_group": "",
"desc": "Counselor, Mental Health",
"state": "PA",
"license": "CW002284L",
"primary": false
},
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "PA",
"license": "CW002284L",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Philadelphia, PA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Opt Out Affidavits.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.