DIANA JOHN APN
NPI 1316328008
Nurse Practitioner - Adult Health in Parsippany, NJ
About Diana John Apn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIANA JOHN APN (NPI 1316328008) is an individual adult health provider in Parsippany, New Jersey, licensed in New Jersey (26NJ00432000) and active in the NPI registry since June 2015. She is enrolled in Medicare PECOS and is a graduate of Other (2012).
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
Diana John Apn 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 Diana John reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Paramus, NJ 07652
- Reassigned Medicare billing, New Jersey enrollment
- 833 clinicians in this Medicare group
Waldwick, NJ 07463
- Reassigned Medicare billing, New Jersey enrollment
- 9 clinicians in this Medicare group
Morton Grove, IL 60053
- Reassigned Medicare billing, New Jersey enrollment
- 21 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 9
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 07054 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.
PARSIPPANY, NJ 07054
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 Diana John's NPI number?
The NPI number for Diana John is 1316328008. It was assigned to this individual provider in the NPPES registry on June 18, 2015.
Where is Diana John located?
Diana John practices at 200 Reynolds Ave, Parsippany, NJ 07054. The listed phone number is (855) 611-8783.
What is Diana John's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Diana John enrolled in Medicare?
Yes. Diana John 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 Diana John's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diana John reassigns Medicare benefits to 3 organizations: Valley Physician Services PC (Paramus, NJ), The Back Pain Center, LLC (Waldwick, NJ) and Physiatry Consultants Of Nj LLC (Morton Grove, IL). 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 Diana John's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Diana John accept?
Health plans from Oscar Health list Diana John 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 Diana John was last updated on April 28, 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.
# Diana John, APN · NPI 1316328008
Adult Health physician in Parsippany, New Jersey. Individual provider, active in the CMS NPPES registry since June 18, 2015.
## Identity
- **NPI:** 1316328008 (Entity type: Individual)
- **Enumerated:** June 18, 2015
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** 26NJ00432000 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 REYNOLDS AVE, Parsippany, NJ 07054-3326
- **Phone:** (855) 611-8783
## 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): Valley Physician Services PC (NPI 1467815928, Paramus, NJ); The Back Pain Center, LLC (NPI 1437256658, Waldwick, NJ); Physiatry Consultants Of Nj LLC (NPI 1710690631, Morton Grove, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** April 28, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1316328008) · Data from the CMS NPPES public registry.