KATHRYN GRUBER APN, NP
NPI 1902238736
Nurse Practitioner in Camden, NJ
About Kathryn Gruber Apn, Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHRYN GRUBER APN, NP (NPI 1902238736) is an individual nurse practitioner in Camden, New Jersey, licensed in New Jersey (26NJ15290700) and active in the NPI registry since August 2013. She is enrolled in Medicare PECOS, is affiliated with Cooper University Hospital, and is a graduate of Other (2013).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 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
Kathryn Gruber Apn, Np 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 Kathryn Gruber reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Camden, NJ 08103
- Reassigned Medicare billing, New Jersey enrollment
- 399 clinicians in this Medicare group
Nashville, TN 37219
- Reassigned Medicare billing, West Virginia enrollment
- 80 clinicians in this Medicare group
Scottsdale, AZ 85258
- Reassigned Medicare billing, West Virginia enrollment
- 68 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Cooper University Hospital
Acute Care Hospitals · Camden, NJInspira Medical Center Vineland
Acute Care Hospitals · Vineland, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 08103 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CAMDEN, NJ 08103
CAMDEN, NJ 08103
CAMDEN, NJ 08103
CAMDEN, NJ 08103
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 Kathryn Gruber's NPI number?
The NPI number for Kathryn Gruber is 1902238736. It was assigned to this individual provider in the NPPES registry on August 3, 2013. The provider is also known as Kathryn Gruber Crnp.
Where is Kathryn Gruber located?
Kathryn Gruber practices at 3 Cooper Plz Rm 513, Camden, NJ 08103. The listed phone number is (856) 963-3518.
What is Kathryn Gruber's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Kathryn Gruber enrolled in Medicare?
Yes. Kathryn Gruber 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 Kathryn Gruber's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kathryn Gruber reassigns Medicare benefits to 3 organizations: Cmc Department Of Medicine Group PA (Camden, NJ), Matrix Medical Plus (Nashville, TN) and Matrix Medical Network Of West (Scottsdale, AZ). 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 Kathryn Gruber's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Kathryn Gruber accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Kathryn Gruber 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 Kathryn Gruber affiliated with any hospitals?
According to CMS data, Kathryn Gruber is affiliated with Cooper University Hospital and Inspira Medical Center Vineland.
When was this NPI record last updated?
The NPPES record for Kathryn Gruber was last updated on April 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Kathryn Gruber, APN, NP · NPI 1902238736
Nurse Practitioner physician in Camden, New Jersey. Individual provider, active in the CMS NPPES registry since August 3, 2013.
## Identity
- **NPI:** 1902238736 (Entity type: Individual)
- **Enumerated:** August 3, 2013
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** 26NJ15290700 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 3 COOPER PLZ RM 513, Camden, NJ 08103-1438
- **Phone:** (856) 963-3518
## 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): Cmc Department Of Medicine Group PA (NPI 1386682094, Camden, NJ); Matrix Medical Plus (NPI 1376973461, Nashville, TN); Matrix Medical Network Of West (NPI 1942569033, Scottsdale, AZ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2013
## Record status
- **NPPES last updated:** April 1, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1902238736) · Data from the CMS NPPES public registry.