DR. MARK E ALDEN MD
NPI 1508827247
Radiology - Radiation Oncology in Greenville, NC
About Dr. Mark E Alden Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARK E ALDEN MD (NPI 1508827247) is an individual radiation oncology provider in Greenville, North Carolina, licensed in North Carolina (2018-02325) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS, is affiliated with Bassett Healthcare, and maintains a secondary practice location in Allentown.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 2
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
Dr. Mark E Alden Md 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
6Medicare enrollment records show Mark Alden reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Reading, PA 19608
- Reassigned Medicare billing, Pennsylvania enrollment
- Medicare enrollment name: St Lukes Physician Group Inc
- 2,851 clinicians in this Medicare group
Johnstown, PA 15901
- Reassigned Medicare billing, Pennsylvania enrollment
- 30 clinicians in this Medicare group
Indiana, PA 15701
- Reassigned Medicare billing, Pennsylvania enrollment
- 187 clinicians in this Medicare group
Pittsburgh, PA 15232
- Reassigned Medicare billing, Pennsylvania enrollment
- 101 clinicians in this Medicare group
Williamsport, PA 17701
- Reassigned Medicare billing, Pennsylvania enrollment
- 31 clinicians in this Medicare group
Cooperstown, NY 13326
- Reassigned Medicare billing, New York enrollment
- 1,052 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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Bassett Healthcare
Acute Care Hospitals · Cooperstown, NYUpmc Williamsport
Acute Care Hospitals · Williamsport, PAUpmc Altoona
Acute Care Hospitals · Altoona, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 27834 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 14
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GREENVILLE, NC 27834
GREENVILLE, NC 27834
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 Mark Alden's NPI number?
The NPI number for Mark Alden is 1508827247. It was assigned to this individual provider in the NPPES registry on March 31, 2006.
Where is Mark Alden located?
Mark Alden practices at 524 Moye Blvd, Greenville, NC 27834. The listed phone number is (252) 551-6300.
What is Mark Alden's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is Mark Alden enrolled in Medicare?
Yes. Mark Alden 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 Mark Alden's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Alden reassigns Medicare benefits to 6 organizations: St Luke's Physician Group, Inc (Reading, PA), Upmc/Conemaugh Cancer Center (Johnstown, PA), Indiana Healthcare Physician Services, Inc (Indiana, PA), University Of Pittsburgh Cancer Institute Cancer Services (Pittsburgh, PA), Susquehanna Physician Services (Williamsport, PA) and 1 more organization, listed in the Medicare section above. 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 Mark Alden's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Mark Alden affiliated with any hospitals?
According to CMS data, Mark Alden is affiliated with Bassett Healthcare, Upmc Williamsport and Upmc Altoona.
When was this NPI record last updated?
The NPPES record for Mark Alden was last updated on July 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Dr. Mark E Alden, MD · NPI 1508827247
Radiation Oncology physician in Greenville, North Carolina. Individual provider, active in the CMS NPPES registry since March 31, 2006.
## Identity
- **NPI:** 1508827247 (Entity type: Individual)
- **Enumerated:** March 31, 2006
- **Primary specialty:** Radiology - Radiation Oncology · taxonomy 2085R0001X
- **State license:** 2018-02325 (North Carolina)
- **Sole proprietor:** No
## Practice location
- **Address:** 524 MOYE BLVD, Greenville, NC 27834-2848
- **Phone:** (252) 551-6300 · **Fax:** (252) 551-6391
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): St Luke's Physician Group, Inc (NPI 1144091802, Reading, PA); Upmc/Conemaugh Cancer Center (NPI 1326015538, Johnstown, PA); Indiana Healthcare Physician Services, Inc (NPI 1417409186, Indiana, PA); University Of Pittsburgh Cancer Institute Cancer Services (NPI 1427025840, Pittsburgh, PA); Susquehanna Physician Services (NPI 1700962701, Williamsport, PA); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1988
## Record status
- **NPPES last updated:** July 30, 2026
- **Other identifiers:** Other 50075225 (PA); Medicaid 1394750 (PA)
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Source: [NPI Profile](https://npiprofile.com/npi/1508827247) · Data from the CMS NPPES public registry.