STEPHANIE MROWKA WILLING PA
NPI 1578970570
Physician Assistant - Medical in Rochester, NY

Active since July 22, 2014PECOS EnrolledAccepts Medicare Assignment
94.01/100
CMS Quality Rating
601 ELMWOOD AVE, ROCHESTER, NY 14642(585) 275-2100 Get Directions Write a Review

NPPES record last updated: January 22, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 22, 2026, Jul 3, 2023, Jul 28, 2020 (3 updates tracked since 2020).

About Stephanie Mrowka Willing Pa NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

STEPHANIE MROWKA WILLING PA (NPI 1578970570) is an individual medical provider in Rochester, New York, licensed in New York (017751) and active in the NPI registry since July 2014. She is enrolled in Medicare PECOS, is affiliated with Strong Memorial Hospital, and maintains a secondary practice location in Rochester.

NPPES Registry Identity

NPI1578970570
Entity TypeIndividualFemale
Primary Taxonomy363AM0700X
Provider Legal NameSTEPHANIE MROWKA WILLINGCredential: PA
Location Address601 ELMWOOD AVERochester, NY 14642-4122
Mailing Address601 Elmwood AveRochester, NY 14642-0002 · (585) 275-2100 · Fax (585) 723-7871
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateJuly 22, 2014
Last NPPES UpdateJanuary 22, 20263 updates tracked since enumeration
NPPES CertifiedJanuary 22, 2026
NPI 1578970570 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
Licenses Licensed in NY · 017751 Licensed in NY · 17751
601 ELMWOOD AVE, Rochester, NY 14642

Other Names 1

Former Name (1)Stephanie Summa

Secondary Practice Location 1

Location 11555 Long Pond Rd, Department of MedicineRochester, NY 14626-4122 · Phone (585) 723-7870 · Fax (585) 723-7871

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Stephanie Mrowka Willing Pa 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.

PECOS PAC ID7012134836
PECOS Enrollment IDI20140818002699
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

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.

Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
90 services40 patients

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, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330285
Location601 Elmwood AveRochester, NY 14642 · Monroe County
Emergency services Birthing friendly

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.

94.01/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality82.84
Promoting Interoperability100
Improvement Activities40
Cost63.86

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.

Physician Assistant
601 ELMWOOD AVE
ROCHESTER, NY 14642
Pediatrics (Neonatal-Perinatal Medicine)
601 ELMWOOD AVE, BOX 635
ROCHESTER, NY 14642
Radiology (Diagnostic Radiology)
601 ELMWOOD AVE, BOX 648
ROCHESTER, NY 14642
Nurse Practitioner (Family)
601 ELMWOOD AVE, BOX 652
ROCHESTER, NY 14642
Urology (Pediatric Urology)
601 ELMWOOD AVE, BOX 656
ROCHESTER, NY 14642
Nurse Practitioner (Adult Health)
601 ELMWOOD AVE, BOX 704
ROCHESTER, NY 14642
Student in an Organized Health Care Education/Training Program
601 ELMWOOD AVE, BOX 705
ROCHESTER, NY 14642
Radiology (Diagnostic Radiology)
601 ELMWOOD AVE
ROCHESTER, NY 14642

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 Stephanie Willing's NPI number?

The NPI number for Stephanie Willing is 1578970570. It was assigned to this individual provider in the NPPES registry on July 22, 2014. The provider is also known as Stephanie Summa.

Where is Stephanie Willing located?

Stephanie Willing practices at 601 Elmwood Ave, Rochester, NY 14642. The listed phone number is (585) 275-2100.

What is Stephanie Willing's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is Stephanie Willing enrolled in Medicare?

Yes. Stephanie Willing 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.

Is Stephanie Willing affiliated with any hospitals?

According to CMS data, Stephanie Willing is affiliated with Strong Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Stephanie Willing was last updated on January 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.