IWONA M LEWINSKI C.N.M
NPI 1649635632
Advanced Practice Midwife in Ridgewood, NJ
About Iwona M Lewinski C.n.m NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
IWONA M LEWINSKI C.N.M (NPI 1649635632) is an individual advanced practice midwife in Ridgewood, New Jersey, licensed in New Jersey (25ME00058701) and active in the NPI registry since December 2015. She is enrolled in Medicare PECOS and is a graduate of Other (2015).
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
Iwona M Lewinski C.n.m 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
4Medicare enrollment records show Iwona Lewinski reassigns Medicare billing to 4 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
Newark, NJ 07103
- Reassigned Medicare billing, New Jersey enrollment
- 50 clinicians in this Medicare group
Livingston, NJ 07039
- Reassigned Medicare billing, New Jersey enrollment
- 1,913 clinicians in this Medicare group
Elizabeth, NJ 07202
- Reassigned Medicare billing, New Jersey enrollment
- 1,894 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 07450 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 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
RIDGEWOOD, NJ 07450
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 Iwona Lewinski's NPI number?
The NPI number for Iwona Lewinski is 1649635632. It was assigned to this individual provider in the NPPES registry on December 18, 2015.
Where is Iwona Lewinski located?
Iwona Lewinski practices at 550 N Maple Ave, Ridgewood, NJ 07450. The listed phone number is (201) 444-4473.
What is Iwona Lewinski's specialty?
The primary specialty registered for this NPI is Advanced Practice Midwife with taxonomy code 367A00000X.
Is Iwona Lewinski enrolled in Medicare?
Yes. Iwona Lewinski 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 Iwona Lewinski's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Iwona Lewinski reassigns Medicare benefits to 4 organizations: Valley Physician Services PC (Paramus, NJ), University Physician Associates Of New Jersey Inc (Newark, NJ), Rwjbh Observation Associates LLC (Livingston, NJ) and Barnabas Health Medical Group PC (Elizabeth, 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 Iwona Lewinski's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Iwona Lewinski accept?
Health plans from Oscar Health list Iwona Lewinski 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 Iwona Lewinski was last updated on December 18, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Iwona M Lewinski, C.N.M · NPI 1649635632
Advanced Practice Midwife physician in Ridgewood, New Jersey. Individual provider, active in the CMS NPPES registry since December 18, 2015.
## Identity
- **NPI:** 1649635632 (Entity type: Individual)
- **Enumerated:** December 18, 2015
- **Primary specialty:** Advanced Practice Midwife · taxonomy 367A00000X
- **State license:** 25ME00058701 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 550 N MAPLE AVE, Ridgewood, NJ 07450-1621
- **Phone:** (201) 444-4473 · **Fax:** (201) 236-5269
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Valley Physician Services PC (NPI 1467815928, Paramus, NJ); University Physician Associates Of New Jersey Inc (NPI 1922018514, Newark, NJ); Rwjbh Observation Associates LLC (NPI 1760095806, Livingston, NJ); Barnabas Health Medical Group PC (NPI 1841557246, Elizabeth, NJ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** December 18, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1649635632) · Data from the CMS NPPES public registry.