1. Home
  2. Directory
  3. New Jersey
  4. Phillipsburg
  5. Internal Medicine
  6. NPI Profile

DR. PROSPER SESHIE JR. MD
NPI 1225770522
Internal Medicine in Phillipsburg, NJ

Active since April 08, 2022PECOS EnrolledAccepts Medicare Assignment
185 ROSEBERRY ST, PHILLIPSBURG, NJ 08865(908) 847-7459 Get Directions Write a Review

NPPES record last updated: October 6, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Oct 6, 2025, Apr 8, 2022 (2 updates tracked since 2022).

About Dr. Prosper Seshie Jr. Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. PROSPER SESHIE JR. MD (NPI 1225770522) is an individual internal medicine provider in Phillipsburg, New Jersey, licensed in New Jersey (25MA12840500) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS, is affiliated with St Luke's Warren Hospital, and maintains a secondary practice location in Bethlehem.

NPPES Registry Identity

NPI1225770522
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. PROSPER SESHIE JR.Credential: MD
Location Address185 ROSEBERRY STPhillipsburg, NJ 08865-1690
Mailing Address185 Roseberry StPhillipsburg, NJ 08865-1690 · (908) 847-7459
Phone(908) 847-7459
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateApril 8, 2022
Last NPPES UpdateOctober 6, 20252 updates tracked since enumeration
NPPES CertifiedOctober 6, 2025
✔ NPI 1225770522 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in NJ · 25MA12840500✔ Licensed in PA · MD491775
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
185 ROSEBERRY ST, Phillipsburg, NJ 08865
Open in Google Maps ↗

Secondary Practice Location 1

Location 1801 Ostrum StBethlehem, PA 18015-1000 · Phone (908) 847-7459

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Prosper Seshie Jr. 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.

PECOS PAC ID8123524428
PECOS Enrollment IDI20251006000670, I20251007001257
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Luke's Warren Hospital

Acute Care Hospitals · Phillipsburg, NJ
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310060
Location185 Roseberry StPhillipsburg, NJ 08865 · Warren County
Emergency services

St Luke's Hospital Bethlehem

Acute Care Hospitals · Bethlehem, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390049
Location801 Ostrum StreetBethlehem, PA 18015 · Northampton County
Emergency services Birthing friendly

Grand View Health

Acute Care Hospitals · Sellersville, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number390057
Location700 Lawn AvenueSellersville, PA 18960 · Bucks County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 08865 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$144.86 typical visit price
range $63.84 – $190.92
Typical copayment $36.21 (range $15.96 – $47.73)
Most-billed visit code 99204
Established Patient
$111.57 typical visit price
range $20.97 – $155.92
Typical copayment $27.89 (range $5.24 – $38.98)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

ST. LUKE'S WARREN PHYSICIAN GROUP, PC
Physician Assistant (Surgical)
185 ROSEBERRY ST
PHILLIPSBURG, NJ 08865
Warren County (908) 847-2621
DR. SHIVA REZVANIAN M.D
Internal Medicine
185 ROSEBERRY ST
PHILLIPSBURG, NJ 08865
Warren County (908) 835-1910
JOHN M BROWN MD
Pathology (Anatomic Pathology)
185 ROSEBERRY ST, WARREN HOSPITAL
PHILLIPSBURG, NJ 08865
Warren County (908) 859-6750
DR. DARIA M. STAROSTA DO
Emergency Medicine
185 ROSEBERRY ST
PHILLIPSBURG, NJ 08865
Warren County (908) 859-6700
DR. ATILIO R ROSCHER MD
Emergency Medicine
185 ROSEBERRY ST
PHILLIPSBURG, NJ 08865
Warren County (908) 859-6700
MS. JERI LYNN FLYNN MPH,RD,CHES
Dietitian, Registered
185 ROSEBERRY ST, 185 ROSEBERRY ST
PHILLIPSBURG, NJ 08865
Warren County (908) 859-6700
YING SUN CRNA
Nurse Anesthetist, Certified Registered
185 ROSEBERRY ST
PHILLIPSBURG, NJ 08865
Warren County (610) 954-5810
SARA VINCENZI RD, LDN
Dietitian, Registered
185 ROSEBERRY ST
PHILLIPSBURG, NJ 08865
Warren County (908) 859-6700

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 Prosper Seshie's NPI number?

The NPI number for Prosper Seshie is 1225770522. It was assigned to this individual provider in the NPPES registry on April 8, 2022.

Where is Prosper Seshie located?

Prosper Seshie practices at 185 Roseberry St, Phillipsburg, NJ 08865. The listed phone number is (908) 847-7459.

What is Prosper Seshie's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Prosper Seshie enrolled in Medicare?

Yes. Prosper Seshie 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.

Is Prosper Seshie affiliated with any hospitals?

According to CMS data, Prosper Seshie is affiliated with St Luke's Warren Hospital, St Luke's Hospital Bethlehem and Grand View Health.

When was this NPI record last updated?

The NPPES record for Prosper Seshie was last updated on October 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.