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DANAH MERCER LSW
NPI 1700504057
Social Worker in Norristown, PA

Active since August 22, 2022PECOS EnrolledAccepts Medicare Assignment
703 DEKALB ST, NORRISTOWN, PA 19401(610) 619-8024 Get Directions Write a Review

NPPES record last updated: June 22, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 8, 2026, Feb 26, 2025, Aug 25, 2022 (3 updates tracked since 2022).

About Danah Mercer Lsw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DANAH MERCER LSW (NPI 1700504057) is an individual social worker in Norristown, Pennsylvania, licensed in Pennsylvania (CW025425) and active in the NPI registry since August 2022. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1700504057
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameDANAH MERCERCredential: LSW
Location Address703 DEKALB STNorristown, PA 19401-3945
Mailing AddressPo Box 746722Atlanta, GA 30374-6722
Phone(610) 619-8024
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateAugust 22, 2022
Last NPPES UpdateJune 22, 20263 updates tracked since enumeration
NPPES CertifiedJune 22, 2026
✔ NPI 1700504057 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in PA · CW025425
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
703 DEKALB ST, Norristown, PA 19401
Open in Google Maps ↗

Secondary Practice Locations 2

Location 12401 W Cheltenham AveWyncote, PA 19095-2946 · Phone (215) 444-7471
Location 2206 W Ridge Pike # Ll101Royersford, PA 19468-1716 · Phone (484) 369-0986

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Danah Mercer Lsw is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7214405307
PECOS Enrollment IDI20260506004120
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Danah Mercer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Osh - PA Physicians Group, PC
16 mi
Primary Care
3621 ARAMINGO AVE STE C5
Philadelphia, PA 19134
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 196 clinicians in this Medicare group
NPI 1811405533 (215) 444-7472

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SABEENA SHAFI FAZILI M.D
Family Medicine
703 DEKALB ST
NORRISTOWN, PA 19401
Montgomery County (610) 619-8024

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Danah Mercer's NPI number?

The NPI number for Danah Mercer is 1700504057. It was assigned to this individual provider in the NPPES registry on August 22, 2022.

Where is Danah Mercer located?

Danah Mercer practices at 703 Dekalb St, Norristown, PA 19401. The listed phone number is (610) 619-8024.

What is Danah Mercer's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Is Danah Mercer enrolled in Medicare?

Yes. Danah Mercer is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Danah Mercer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Danah Mercer reassigns Medicare benefits to Osh - PA Physicians Group, PC (Philadelphia, PA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Danah Mercer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Danah Mercer was last updated on June 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.