1. Home
  2. Directory
  3. Pennsylvania
  4. Media
  5. Internal Medicine
  6. NPI Profile

DELAWARE COUNTY RHEUMATOLOGY, PC
NPI 1598848228
Internal Medicine - Rheumatology in Media, PA

Active since October 24, 2006
1088 W BALTIMORE PIKE STE 2105, MEDIA, PA 19063(610) 565-5082(610) 891-9955 Get Directions Write a Review

NPPES record last updated: March 12, 2018. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Delaware County Rheumatology, Pc NPPES

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

DELAWARE COUNTY RHEUMATOLOGY, PC (NPI 1598848228) is a healthcare organization registered as a rheumatology in Media, Pennsylvania and active in the NPI registry since October 2006. The organization lists Ronald Bernhard Anderson, President, as its authorized official.

NPPES Registry Identity

NPI1598848228
Entity TypeOrganization
Primary Taxonomy207RR0500X
Legal Business NameDELAWARE COUNTY RHEUMATOLOGY, PC
Location Address1088 W BALTIMORE PIKE STE 2105Media, PA 19063-5136
Mailing Address1088 W Baltimore Pike Ste 2105Media, PA 19063-5136 · (610) 565-5082 · Fax (610) 891-9955
Phone(610) 565-5082
Fax(610) 891-9955
Organization SubpartNo
Authorized OfficialRonald Bernhard AndersonPresident · (610) 565-5082
Enumeration DateOctober 24, 2006
Last NPPES UpdateMarch 12, 2018
✔ NPI 1598848228 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License✔ Licensed in PA · NOT APPLICABLE
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
1088 W BALTIMORE PIKE STE 2105, Media, PA 19063
Open in Google Maps ↗

Other Identifiers 1

Medicaid100764770-0002PA

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Delaware County Rheumatology, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Delaware County Rheumatology, PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Ronald Anderson, M.D.
Rheumatology
NPI 1194819938
1088 W BALTIMORE PIKE STE 2105
Media, PA 19063
(610) 565-5082
✔ PECOS✔ Accepts MedicareSame 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 Delaware County Rheumatology, PC's NPI number?

The NPI number for Delaware County Rheumatology, PC is 1598848228. It was assigned to this organization in the NPPES registry on October 24, 2006.

Where is Delaware County Rheumatology, PC located?

Delaware County Rheumatology, PC is located at 1088 W Baltimore Pike Ste 2105, Media, PA 19063. The listed phone number is (610) 565-5082.

What is Delaware County Rheumatology, PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Delaware County Rheumatology, PC enrolled in Medicare?

Yes. Delaware County Rheumatology, PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Delaware County Rheumatology, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Rheumatology) reassigns their Medicare billing to Delaware County Rheumatology, PC. 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 Delaware County Rheumatology, PC was last updated on March 12, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.