1. Home
  2. Directory
  3. Pennsylvania
  4. Ardmore
  5. Allergy Immunology
  6. NPI Profile

MAIN LINE ALLERGY , L.L.P.
NPI 1437104460
Allergy & Immunology in Ardmore, PA

Active since May 25, 2006CLIA Certified · 3 labs
233 E LANCASTER AVE, SUITE 200, ARDMORE, PA 19003(610) 642-1643 Get Directions Write a Review

NPPES record last updated: May 20, 2013. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Main Line Allergy , L.l.p. NPPES

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

MAIN LINE ALLERGY , L.L.P. (NPI 1437104460) is a healthcare organization registered as an allergy & immunology in Ardmore, Pennsylvania and active in the NPI registry since May 2006. The organization holds 3 active CLIA laboratory certificates and lists Ruthven A. Wodell, Partner, as its authorized official.

NPPES Registry Identity

NPI1437104460
Entity TypeOrganization
Primary Taxonomy207K00000X
Legal Business NameMAIN LINE ALLERGY , L.L.P.
Location Address233 E LANCASTER AVE, SUITE 200Ardmore, PA 19003-2321
Mailing Address233 E Lancaster Ave, Suite 200Ardmore, PA 19003-2321 · (610) 642-1643
Phone(610) 642-1643
Organization SubpartNo
Authorized OfficialRuthven A. WodellPartner · (610) 642-1643
Enumeration DateMay 25, 2006
Last NPPES UpdateMay 20, 2013
✔ NPI 1437104460 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207K00000X
Definition
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.
233 E LANCASTER AVE, Ardmore, PA 19003
Open in Google Maps ↗

Other Identifiers 2

Medicare PIN194748PA
Other194748PA · Highmark Pin

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

CLIA Laboratory Certificates CMS CLIA 3

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 39D2175469

Main Line Allergy · Ardmore, PA
Active · expires Nov 20, 2027
CLIA Number39D2175469
Laboratory TypePhysician Office
Certificate Effective DateNovember 21, 2025
Certificate Expiration DateNovember 20, 2027
Laboratory DirectorDr. Sharon K. Sweinberg
Laboratory Phone(610) 642-1643
Laboratory LocationMain Line Allergy233 E Lancaster Ave #200, Ardmore, PA 19003
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 39D2175470

Main Line Allergy · King Of Prussia, PA
Active · expires Nov 20, 2027
CLIA Number39D2175470
Laboratory TypePhysician Office
Certificate Effective DateNovember 21, 2025
Certificate Expiration DateNovember 20, 2027
Laboratory DirectorDr. Sharon K. Sweinberg
Laboratory Phone(610) 642-1643
Laboratory LocationMain Line Allergy491 Allendale Road, King Of Prussia, PA 19406
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 39D2175477

Main Line Allergy · Horsham, PA
Active · expires Nov 20, 2027
CLIA Number39D2175477
Laboratory TypePhysician Office
Certificate Effective DateNovember 21, 2025
Certificate Expiration DateNovember 20, 2027
Laboratory DirectorDr. Jack M. Becker
Laboratory Phone(610) 642-1643
Laboratory LocationMain Line Allergy301 Horsham Rd Suite H, Horsham, PA 19044
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 20

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

ROBERT SCHWARZ, PSYD,PC
Psychologist (Clinical)
233 E LANCASTER AVE, SUITE 104
ARDMORE, PA 19003
Delaware County (610) 642-0884
STANLEY SCHWARTZ MD, LLC
Internal Medicine (Endocrinology, Diabetes & Metabolism)
233 E LANCASTER AVE, SUITE 305
ARDMORE, PA 19003
Delaware County (610) 642-6800
KAREN L. ABRAMS M.D. LLC
Family Medicine
233 E LANCASTER AVE, 303 A
ARDMORE, PA 19003
Delaware County (610) 645-6300
MRS. BONNIE LYNN SCHUR M.ED, LMFT
Specialist
233 E LANCASTER AVE
ARDMORE, PA 19003
Delaware County (215) 284-4512
DR. SHARON K SWEINBERG MD
Allergy & Immunology
233 E LANCASTER AVE, SUITE 200
ARDMORE, PA 19003
Delaware County (610) 642-1643
DR. RUTHVEN A. WODELL MD
Allergy & Immunology
233 E LANCASTER AVE, SUITE200
ARDMORE, PA 19003
Delaware County (610) 642-1643
A. GEOFFREY DIDARIO MD
Allergy & Immunology
233 E LANCASTER AVE, SUITE 200
ARDMORE, PA 19003
Delaware County (610) 642-1643
DR. YASMIN AREIDA MD, MS, CNS
Nutritionist (Nutrition, Education)
233 E LANCASTER AVE
ARDMORE, PA 19003
Delaware County (610) 642-1330

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 Main Line Allergy , L.L.P.'s NPI number?

The NPI number for Main Line Allergy , L.L.P. is 1437104460. It was assigned to this organization in the NPPES registry on May 25, 2006.

Where is Main Line Allergy , L.L.P. located?

Main Line Allergy , L.L.P. is located at 233 E Lancaster Ave Suite 200, Ardmore, PA 19003. The listed phone number is (610) 642-1643.

What is Main Line Allergy , L.L.P.'s specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Does Main Line Allergy , L.L.P. hold CLIA laboratory certificates?

Yes. 3 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

When was this NPI record last updated?

The NPPES record for Main Line Allergy , L.L.P. was last updated on May 20, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years 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.