ROSS EDWARD DRUEDING M.D.
NPI 1801281308
Anesthesiology in Wynnewood, PA
About Ross Edward Drueding M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROSS EDWARD DRUEDING M.D. (NPI 1801281308) is an individual anesthesiology provider in Wynnewood, Pennsylvania, licensed in Pennsylvania (MD482220) and active in the NPI registry since April 2015. He is enrolled in Medicare PECOS, is affiliated with Chester County Hospital, and is a graduate of Other (2023).
NPPES Registry Identity
Specialties & Licenses
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
Ross Edward Drueding M.d. 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.
Medicare Billing Reassignments
3Medicare enrollment records show Ross Drueding reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bala Cynwyd, PA 19004
- Reassigned Medicare billing, Pennsylvania enrollment
- Medicare enrollment name: Clinical Care Associates Of The University Of Pennsylvania Health.
- 983 clinicians in this Medicare group
San Diego, CA 92120
- Reassigned Medicare billing, California enrollment
- 13,921 clinicians in this Medicare group
San Diego, CA 92103
- Reassigned Medicare billing, California enrollment
- 251 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Chester County Hospital
Acute Care Hospitals · West Chester, PAOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WYNNEWOOD, PA 19096
WYNNEWOOD, PA 19096
WYNNEWOOD, PA 19096
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 Ross Drueding's NPI number?
The NPI number for Ross Drueding is 1801281308. It was assigned to this individual provider in the NPPES registry on April 1, 2015.
Where is Ross Drueding located?
Ross Drueding practices at 100 E Lancaster Ave, Wynnewood, PA 19096. The listed phone number is (610) 724-3239.
What is Ross Drueding's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Ross Drueding enrolled in Medicare?
Yes. Ross Drueding 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 organizations bill Medicare for Ross Drueding's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ross Drueding reassigns Medicare benefits to 3 organizations: Clinical Care Associates Of The University Of Pennsylvania Health Syst (Bala Cynwyd, PA), Southern California Permanente Medical Group (San Diego, CA) and Regents Of The University Of California (San Diego, CA). Each 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 Ross Drueding's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Ross Drueding affiliated with any hospitals?
According to CMS data, Ross Drueding is affiliated with Chester County Hospital.
When was this NPI record last updated?
The NPPES record for Ross Drueding was last updated on February 12, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Ross Edward Drueding, M.D. · NPI 1801281308
Anesthesiology physician in Wynnewood, Pennsylvania. Individual provider, active in the CMS NPPES registry since April 1, 2015.
## Identity
- **NPI:** 1801281308 (Entity type: Individual)
- **Enumerated:** April 1, 2015
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** MD482220 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 E LANCASTER AVE, Wynnewood, PA 19096-3450
- **Phone:** (610) 724-3239
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Clinical Care Associates Of The University Of Pennsylvania Health Syst (NPI 1790737468, Bala Cynwyd, PA); Southern California Permanente Medical Group (NPI 1225060742, San Diego, CA); Regents Of The University Of California (NPI 1356444897, San Diego, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** February 12, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1801281308) · Data from the CMS NPPES public registry.