DR. HARISIOS TJIONAS D.O
NPI 1326456880
Emergency Medicine in Long Branch, NJ
About Dr. Harisios Tjionas D.o NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. HARISIOS TJIONAS D.O (NPI 1326456880) is an individual emergency medicine provider in Long Branch, New Jersey, licensed in New Jersey (25MB09810400) and active in the NPI registry since July 2014. He is enrolled in Medicare PECOS, is affiliated with Monmouth Medical Center, and is a graduate of Rowan University School Of Osteopathic Medicine (2013).
NPPES Registry Identity
Specialties & Licenses
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. Harisios Tjionas D.o 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 Harisios Tjionas reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Somerset, NJ 08873
- Reassigned Medicare billing, New Jersey enrollment
- 1,557 clinicians in this Medicare group
Bound Brook, NJ 08805
- Reassigned Medicare billing, New Jersey enrollment
- 125 clinicians in this Medicare group
Livingston, NJ 07039
- Reassigned Medicare billing, New Jersey enrollment
- 1,913 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 5
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.
Monmouth Medical Center
Acute Care Hospitals · Long Branch, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 07740 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LONG BRANCH, NJ 07740
LONG BRANCH, NJ 07740
LONG BRANCH, NJ 07740
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 Harisios Tjionas's NPI number?
The NPI number for Harisios Tjionas is 1326456880. It was assigned to this individual provider in the NPPES registry on July 29, 2014.
Where is Harisios Tjionas located?
Harisios Tjionas practices at 300 2nd Ave, Long Branch, NJ 07740. The listed phone number is (732) 222-5200.
What is Harisios Tjionas's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Harisios Tjionas enrolled in Medicare?
Yes. Harisios Tjionas 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 Harisios Tjionas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Harisios Tjionas reassigns Medicare benefits to 3 organizations: Rwjbh Emergency Medicine Associates, LLC (Somerset, NJ), Jersey Irish Medical (Bound Brook, NJ) and Rwjbh Observation Associates LLC (Livingston, NJ). 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 Harisios Tjionas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Harisios Tjionas accept?
Health plans from Oscar Health list Harisios Tjionas 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 Harisios Tjionas affiliated with any hospitals?
According to CMS data, Harisios Tjionas is affiliated with Monmouth Medical Center.
When was this NPI record last updated?
The NPPES record for Harisios Tjionas was last updated on August 16, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Dr. Harisios Tjionas, D.O · NPI 1326456880
Emergency Medicine physician in Long Branch, New Jersey. Individual provider, active in the CMS NPPES registry since July 29, 2014.
## Identity
- **NPI:** 1326456880 (Entity type: Individual)
- **Enumerated:** July 29, 2014
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 25MB09810400 (New Jersey)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 300 2ND AVE, Long Branch, NJ 07740-6303
- **Phone:** (732) 222-5200
## 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): Rwjbh Emergency Medicine Associates, LLC (NPI 1912510041, Somerset, NJ); Jersey Irish Medical (NPI 1144575739, Bound Brook, NJ); Rwjbh Observation Associates LLC (NPI 1760095806, Livingston, NJ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rowan University School Of Osteopathic Medicine, class of 2013
## Record status
- **NPPES last updated:** August 16, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1326456880) · Data from the CMS NPPES public registry.