DR. MATTHEW J KARPENKO DO
NPI 1912118647
Internal Medicine - Hematology & Oncology in Salisbury, MD
About Dr. Matthew J Karpenko Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MATTHEW J KARPENKO DO (NPI 1912118647) is an individual hematology & oncology provider in Salisbury, Maryland, licensed in North Carolina (2010-01037) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Cape Fear Valley Medical Center, and maintains 5 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 5
Other Identifiers 1
Accepted Insurance
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. Matthew J Karpenko Do 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
9Medicare enrollment records show Matthew Karpenko reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Salisbury, MD 21801
- Reassigned Medicare billing, Maryland enrollment
- 531 clinicians in this Medicare group
Inwood, NY 11096
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Nassau Health Care Corporation
- 553 clinicians in this Medicare group
Rocky Mount, NC 27804
- Reassigned Medicare billing, North Carolina enrollment
- 205 clinicians in this Medicare group
Martinsville, VA 24112
- Reassigned Medicare billing, Virginia enrollment
- 87 clinicians in this Medicare group
Dunn, NC 28334
- Reassigned Medicare billing, North Carolina enrollment
- 906 clinicians in this Medicare group
Sanford, NC 27330
- Reassigned Medicare billing, North Carolina enrollment
- 151 clinicians in this Medicare group
Charlotte, NC 28216
- Reassigned Medicare billing, North Carolina enrollment
- 673 clinicians in this Medicare group
Abingdon, VA 24211
- Reassigned Medicare billing, Virginia enrollment
- 57 clinicians in this Medicare group
Bamberg, SC 29003
- Reassigned Medicare billing, South Carolina enrollment
- 2,389 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 3
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Cape Fear Valley Medical Center
Acute Care Hospitals · Fayetteville, NCMusc Medical Center
Acute Care Hospitals · Charleston, SCRussell County Hospital
Acute Care Hospitals · Lebanon, VASmyth County Community Hospital
Acute Care Hospitals · Marion, VASovah Health Danville
Acute Care Hospitals · Danville, VAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21801 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
SALISBURY, MD 21801
SALISBURY, MD 21801
SALISBURY, MD 21801
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 Matthew Karpenko's NPI number?
The NPI number for Matthew Karpenko is 1912118647. It was assigned to this individual provider in the NPPES registry on May 24, 2007.
Where is Matthew Karpenko located?
Matthew Karpenko practices at 100 E Carroll St, Salisbury, MD 21801. The listed phone number is (410) 546-6400.
What is Matthew Karpenko's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Matthew Karpenko enrolled in Medicare?
Yes. Matthew Karpenko 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 Matthew Karpenko's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Karpenko reassigns Medicare benefits to 9 organizations: Tidalhealth Specialty Care, LLC (Salisbury, MD), Inwood Community Health Center (Inwood, NY), Nhcs Physicians, Inc. (Rocky Mount, NC), Martinsville Physician Practices LLC (Martinsville, VA), Cumberland County Hospital System Inc (Dunn, NC) and 4 more organizations, 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 Matthew Karpenko's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Matthew Karpenko accept?
Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of North Carolina, Ambetter of Tennessee and Blue Cross and Blue Shield of NC and 2 other insurers list Matthew Karpenko as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Matthew Karpenko affiliated with any hospitals?
According to CMS data, Matthew Karpenko is affiliated with Cape Fear Valley Medical Center, Musc Medical Center, Russell County Hospital, Smyth County Community Hospital and Sovah Health Danville.
When was this NPI record last updated?
The NPPES record for Matthew Karpenko was last updated on August 14, 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. Matthew J Karpenko, DO · NPI 1912118647
Hematology & Oncology physician in Salisbury, Maryland. Individual provider, active in the CMS NPPES registry since May 24, 2007.
## Identity
- **NPI:** 1912118647 (Entity type: Individual)
- **Enumerated:** May 24, 2007
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **State license:** 2010-01037 (North Carolina)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 E CARROLL ST, Salisbury, MD 21801-5422
- **Phone:** (410) 546-6400
## 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:** 9 organizations under Medicare reassignment (form CMS-855R): Tidalhealth Specialty Care, LLC (NPI 1619504735, Salisbury, MD); Inwood Community Health Center (NPI 1881619708, Inwood, NY); Nhcs Physicians, Inc. (NPI 1932652492, Rocky Mount, NC); Martinsville Physician Practices LLC (NPI 1558049742, Martinsville, VA); Cumberland County Hospital System Inc (NPI 1417355629, Dunn, NC); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Lake Erie College Of Osteopathic Medicine, Erie, class of 2002
## Record status
- **NPPES last updated:** August 14, 2026
- **Other identifiers:** Medicaid 04615376 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1912118647) · Data from the CMS NPPES public registry.