MARGARET M MRAZ NP
NPI 1457369225
Nurse Practitioner - Family in Rochester, NY
About Margaret M Mraz Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET M MRAZ NP (NPI 1457369225) is an individual family provider in Rochester, New York, licensed in New York (F332638-1) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS, is affiliated with Strong Memorial Hospital, and is a graduate of Other (1999).
NPPES Registry Identity
Specialties & Licenses
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
Margaret M Mraz 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 Margaret Mraz reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rochester, NY 14623
- Reassigned Medicare billing, New York enrollment
- 45 clinicians in this Medicare group
Rochester, NY 14642
- Reassigned Medicare billing, New York enrollment
- 40 clinicians in this Medicare group
Rochester, NY 14642
- Reassigned Medicare billing, New York enrollment
- 1,624 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Strong Memorial Hospital
Acute Care Hospitals · Rochester, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 14623 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.
Referred Medical Equipment & Supplies CMS DME claims 19
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 18
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ROCHESTER, NY 14623
ROCHESTER, NY 14623
ROCHESTER, NY 14623
ROCHESTER, NY 14623
ROCHESTER, NY 14623
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 Margaret Mraz's NPI number?
The NPI number for Margaret Mraz is 1457369225. It was assigned to this individual provider in the NPPES registry on August 4, 2006.
Where is Margaret Mraz located?
Margaret Mraz practices at 400 Red Creek Dr Suite 110, Rochester, NY 14623. The listed phone number is (585) 486-0147.
What is Margaret Mraz's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Margaret Mraz enrolled in Medicare?
Yes. Margaret Mraz 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 Margaret Mraz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Mraz reassigns Medicare benefits to 3 organizations: Mary M Parkes Asthma & Pulmonary (Rochester, NY), Allergy - Immunology - Rheumatology Clinical Group (Rochester, NY) and University Of Rochester (Rochester, NY). 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 Margaret Mraz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Margaret Mraz affiliated with any hospitals?
According to CMS data, Margaret Mraz is affiliated with Strong Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Margaret Mraz was last updated on July 5, 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.
# Margaret M Mraz, NP · NPI 1457369225
Family physician in Rochester, New York. Individual provider, active in the CMS NPPES registry since August 4, 2006.
## Identity
- **NPI:** 1457369225 (Entity type: Individual)
- **Enumerated:** August 4, 2006
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** F332638-1 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 400 RED CREEK DR, SUITE 110, Rochester, NY 14623-4273
- **Phone:** (585) 486-0147 · **Fax:** (585) 486-0673
## 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): Mary M Parkes Asthma & Pulmonary (NPI 1588610760, Rochester, NY); Allergy - Immunology - Rheumatology Clinical Group (NPI 1497702286, Rochester, NY); University Of Rochester (NPI 1346285657, Rochester, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1999
## Record status
- **NPPES last updated:** July 5, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1457369225) · Data from the CMS NPPES public registry.