PAUL SO MD
NPI 1407351273
Physical Medicine & Rehabilitation in Morristown, NJ
About Paul So Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PAUL SO MD (NPI 1407351273) is an individual physical medicine & rehabilitation provider in Morristown, New Jersey, licensed in New York (314808) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS, is affiliated with Morristown Medical Center, and is a graduate of Rutgers New Jersey Medical School (2018).
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
Paul So 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 Reassignment
Medicare enrollment records show Paul So reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Morristown, NJ 07960
- Reassigned Medicare billing, New Jersey enrollment
- 1,699 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 23
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Morristown Medical Center
Acute Care Hospitals · Morristown, NJChilton Medical Center
Acute Care Hospitals · Pompton Plains, NJSt Joseph's University Medical Center Inc
Acute Care Hospitals · Paterson, NJNewton Medical Center
Acute Care Hospitals · Newton, NJMedicare 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.
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.
MORRISTOWN, NJ 07960
MORRISTOWN, NJ 07960
MORRISTOWN, NJ 07960
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 Paul So's NPI number?
The NPI number for Paul So is 1407351273. It was assigned to this individual provider in the NPPES registry on March 26, 2018.
Where is Paul So located?
Paul So practices at 100 Madison Ave, Morristown, NJ 07960. The listed phone number is (973) 971-5000.
What is Paul So's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation with taxonomy code 208100000X.
Is Paul So enrolled in Medicare?
Yes. Paul So 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 organization bills Medicare for Paul So's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Paul So reassigns Medicare benefits to Practice Associates Medical Group (Morristown, NJ). The 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 Paul So's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Paul So accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Paul So 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 Paul So affiliated with any hospitals?
According to CMS data, Paul So is affiliated with Morristown Medical Center, Chilton Medical Center, St Joseph's University Medical Center Inc and Newton Medical Center.
When was this NPI record last updated?
The NPPES record for Paul So was last updated on August 3, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.