JOHN L. HARCHA MD
NPI 1639548589
Internal Medicine - Hematology & Oncology in Portsmouth, OH
About John L. Harcha Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN L. HARCHA MD (NPI 1639548589) is an individual hematology & oncology provider in Portsmouth, Ohio, licensed in Ohio (35.150724) and active in the NPI registry since September 2015. He is enrolled in Medicare PECOS and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses 2
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
John L. Harcha 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
2Medicare enrollment records show John Harcha reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Portsmouth, OH 45662
- Reassigned Medicare billing, Ohio enrollment
- 549 clinicians in this Medicare group
Springfield, OH 45504
- Reassigned Medicare billing, Ohio enrollment
- 494 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 45662 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
Other Providers at the Same Location NPPES 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PORTSMOUTH, OH 45662
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 John Harcha's NPI number?
The NPI number for John Harcha is 1639548589. It was assigned to this individual provider in the NPPES registry on September 22, 2015.
Where is John Harcha located?
John Harcha practices at 1121 Kinneys Ln, Portsmouth, OH 45662. The listed phone number is (740) 356-7490.
What is John Harcha's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is John Harcha enrolled in Medicare?
Yes. John Harcha 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 John Harcha's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Harcha reassigns Medicare benefits to 2 organizations: Somc Medical Care Foundation, Inc. (Portsmouth, OH) and Usacs Integrated Acute Care Services Of Ohio, LLC (Springfield, OH). 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 John Harcha's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Harcha accept?
Health plans from Anthem Blue Cross and Blue Shield list John Harcha 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.
When was this NPI record last updated?
The NPPES record for John Harcha was last updated on July 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# John L. Harcha, MD · NPI 1639548589
Hematology & Oncology physician in Portsmouth, Ohio. Individual provider, active in the CMS NPPES registry since September 22, 2015.
## Identity
- **NPI:** 1639548589 (Entity type: Individual)
- **Enumerated:** September 22, 2015
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **State license:** 35.150724 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 1121 KINNEYS LN, Portsmouth, OH 45662-2806
- **Phone:** (740) 356-7490 · **Fax:** (740) 356-7488
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Somc Medical Care Foundation, Inc. (NPI 1366686230, Portsmouth, OH); Usacs Integrated Acute Care Services Of Ohio, LLC (NPI 1043805690, Springfield, OH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** July 16, 2026
- **Other identifiers:** Medicaid 1639548589 (OH)
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Source: [NPI Profile](https://npiprofile.com/npi/1639548589) · Data from the CMS NPPES public registry.