KARL W. STROM MD
NPI 1831249275
Surgery in Glen Ridge, NJ
About Karl W. Strom Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KARL W. STROM MD (NPI 1831249275) is an individual surgery provider in Glen Ridge, New Jersey, licensed in New Jersey (25MA07725900) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with Hackensack Meridian Health, Mountainside Medical, and is a graduate of Other (1998).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Karl W. Strom 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 Reassignments
3Medicare enrollment records show Karl Strom reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Glen Ridge, NJ 07028
- Reassigned Medicare billing, New Jersey enrollment
- 9 clinicians in this Medicare group
Red Bank, NJ 07701
- Reassigned Medicare billing, New Jersey enrollment
- 95 clinicians in this Medicare group
Manahawkin, NJ 08050
- Reassigned Medicare billing, New Jersey enrollment
- 7 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 4
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hackensack Meridian Health, Mountainside Medical
Acute Care Hospitals · Montclair, NJBayshore Medical Center
Acute Care Hospitals · Holmdel, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 07028 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GLEN RIDGE, NJ 07028
GLEN RIDGE, NJ 07028
GLEN RIDGE, NJ 07028
GLEN RIDGE, NJ 07028
GLEN RIDGE, NJ 07028
GLEN RIDGE, NJ 07028
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 Karl Strom's NPI number?
The NPI number for Karl Strom is 1831249275. It was assigned to this individual provider in the NPPES registry on January 10, 2007.
Where is Karl Strom located?
Karl Strom practices at 123 Highland Ave, Glen Ridge, NJ 07028. The listed phone number is (973) 429-1200.
What is Karl Strom's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Karl Strom enrolled in Medicare?
Yes. Karl Strom 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 Karl Strom's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karl Strom reassigns Medicare benefits to 3 organizations: Montclair Surgical Associates, PA (Glen Ridge, NJ), Ea Health - New Jersey LLC (Red Bank, NJ) and Stafford Surgical Specialists, LLC (Manahawkin, 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 Karl Strom's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Karl Strom accept?
Health plans from Oscar Health list Karl Strom 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 Karl Strom affiliated with any hospitals?
According to CMS data, Karl Strom is affiliated with Hackensack Meridian Health, Mountainside Medical and Bayshore Medical Center.
When was this NPI record last updated?
The NPPES record for Karl Strom was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Karl W. Strom, MD · NPI 1831249275
Surgery physician in Glen Ridge, New Jersey. Individual provider, active in the CMS NPPES registry since January 10, 2007.
## Identity
- **NPI:** 1831249275 (Entity type: Individual)
- **Enumerated:** January 10, 2007
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** 25MA07725900 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 123 HIGHLAND AVE, Glen Ridge, NJ 07028-1527
- **Phone:** (973) 429-1200 · **Fax:** (973) 429-7602
## 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): Montclair Surgical Associates, PA (NPI 1770633109, Glen Ridge, NJ); Ea Health - New Jersey LLC (NPI 1063186641, Red Bank, NJ); Stafford Surgical Specialists, LLC (NPI 1952540395, Manahawkin, NJ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1998
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicare ID-Type Unspecified 083468
---
Source: [NPI Profile](https://npiprofile.com/npi/1831249275) · Data from the CMS NPPES public registry.