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CHESTER COUNTY MEDICAL ASSOCIATES
NPI 1083721088
Family Medicine in Downingtown, PA

Active since August 24, 2006
797 E LANCASTER AVE, SUITE 17, DOWNINGTOWN, PA 19335(610) 269-8155(610) 269-9557 Get Directions Write a Review

NPPES record last updated: August 22, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Chester County Medical Associates NPPES

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

CHESTER COUNTY MEDICAL ASSOCIATES (NPI 1083721088) is a healthcare organization registered as a family medicine in Downingtown, Pennsylvania and active in the NPI registry since August 2006. The organization lists Leonard Charles Giunta, President, as its authorized official.

NPPES Registry Identity

NPI1083721088
Entity TypeOrganization
Primary Taxonomy207Q00000X
Legal Business NameCHESTER COUNTY MEDICAL ASSOCIATES
Location Address797 E LANCASTER AVE, SUITE 17Downingtown, PA 19335-3315
Mailing Address797 E Lancaster Ave, Suite 17Downingtown, PA 19335-3315 · (610) 269-8155 · Fax (610) 269-9557
Phone(610) 269-8155
Fax(610) 269-9557
Organization SubpartNo
Authorized OfficialLeonard Charles GiuntaPresident · (610) 269-8155
Enumeration DateAugust 24, 2006
Last NPPES UpdateAugust 22, 2020
✔ NPI 1083721088 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in PA · OS012424
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
797 E LANCASTER AVE, Downingtown, PA 19335
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Other Identifiers 3

Other41772PA · Pa Blue Shield
Other1090538PA · Keystone Mercy
Medicaid00687711PA

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

Medicare Participation & PECOS CMS

Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Chester County Medical Associates is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by December 31, 2026

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StatePennsylvaniaEnrollment IDO20041013000753Non-DME Part B · Clinic/Group PracticeDue dateDecember 31, 2026
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Chester County Medical Associates, which bills Medicare for the services this clinician delivers.

Clinician (1)

Leonard Giunta, DO
Family Practice
NPI 1073657334
797 E LANCASTER AVE SUITE 17
Downingtown, PA 19335
(610) 269-8155
✔ PECOSSame address

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

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 Chester County Medical Associates's NPI number?

The NPI number for Chester County Medical Associates is 1083721088. It was assigned to this organization in the NPPES registry on August 24, 2006.

Where is Chester County Medical Associates located?

Chester County Medical Associates is located at 797 E Lancaster Ave Suite 17, Downingtown, PA 19335. The listed phone number is (610) 269-8155.

What is Chester County Medical Associates's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Chester County Medical Associates enrolled in Medicare?

Yes. Chester County Medical Associates is registered in the Medicare PECOS enrollment system.

When is Chester County Medical Associates's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Pennsylvania, Clinic/Group Practice) is due for revalidation by December 31, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Chester County Medical Associates?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Family Practice) reassigns their Medicare billing to Chester County Medical Associates. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Chester County Medical Associates was last updated on August 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.