DR. ALYSSA WILLIG OD, MS
NPI 1427400076
Optometrist in Pittsburgh, PA
About Dr. Alyssa Willig Od, Ms NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALYSSA WILLIG OD, MS (NPI 1427400076) is an individual optometrist in Pittsburgh, Pennsylvania, licensed in Pennsylvania (OEG003144) and active in the NPI registry since July 2016. She is enrolled in Medicare PECOS and is a graduate of Ohio State University - College Of Optometry (2016).
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
Dr. Alyssa Willig Od, Ms 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
2Medicare enrollment records show Alyssa Willig reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Pittsburgh, PA 15236
- Reassigned Medicare billing, Pennsylvania enrollment
- Medicare enrollment name: Sharon C O'rourke Od LLC
- 5 clinicians in this Medicare group
Mc Murray, PA 15317
- Reassigned Medicare billing, Pennsylvania enrollment
- 3 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 3
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 15241 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.
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 Alyssa Willig's NPI number?
The NPI number for Alyssa Willig is 1427400076. It was assigned to this individual provider in the NPPES registry on July 7, 2016.
Where is Alyssa Willig located?
Alyssa Willig practices at 301 S Hills Vlg, Pittsburgh, PA 15241. The listed phone number is (412) 833-5675.
What is Alyssa Willig's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Alyssa Willig enrolled in Medicare?
Yes. Alyssa Willig 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 Alyssa Willig's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alyssa Willig reassigns Medicare benefits to 2 organizations: Sharon C. O'rourke, O.D. LLC (Pittsburgh, PA) and Seraly Eye Care Associates LLC (Mc Murray, PA). 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 Alyssa Willig's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alyssa Willig accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana and Blue Cross and Blue Shield of Oklahoma and 10 other insurers list Alyssa Willig 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 Alyssa Willig was last updated on July 7, 2016. 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.
# Dr. Alyssa Willig, OD, MS · NPI 1427400076
Optometrist provider in Pittsburgh, Pennsylvania. Individual provider, active in the CMS NPPES registry since July 7, 2016.
## Identity
- **NPI:** 1427400076 (Entity type: Individual)
- **Enumerated:** July 7, 2016
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** OEG003144 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 301 S HILLS VLG, Pittsburgh, PA 15241-1400
- **Phone:** (412) 833-5675
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Sharon C. O'rourke, O.D. LLC (NPI 1346455912, Pittsburgh, PA); Seraly Eye Care Associates LLC (NPI 1346639861, Mc Murray, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Ohio State University - College Of Optometry, class of 2016
## Record status
- **NPPES last updated:** July 7, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1427400076) · Data from the CMS NPPES public registry.