MARA EMILY PENNE
NPI 1700465747
Ophthalmology in Philadelphia, PA
About Mara Emily Penne NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARA EMILY PENNE (NPI 1700465747) is an individual ophthalmology provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD494786) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS, is affiliated with Thomas Jefferson University Hospital, and is a graduate of Georgetown University School Of Medicine (2021).
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
Mara Emily Penne 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 Reassignment
Medicare enrollment records show Mara Penne reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Philadelphia, PA 19107
- Reassigned Medicare billing, Pennsylvania enrollment
- 230 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Thomas Jefferson University Hospital
Acute Care Hospitals · Philadelphia, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 19107 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.
PHILADELPHIA, PA 19107
PHILADELPHIA, PA 19107
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 Mara Penne's NPI number?
The NPI number for Mara Penne is 1700465747. It was assigned to this individual provider in the NPPES registry on April 6, 2021.
Where is Mara Penne located?
Mara Penne practices at 840 Walnut St, Philadelphia, PA 19107. The listed phone number is (215) 928-3000.
What is Mara Penne's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Mara Penne enrolled in Medicare?
Yes. Mara Penne 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 organization bills Medicare for Mara Penne's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mara Penne reassigns Medicare benefits to Wills Eye Ophthalmology Clinic, Inc (Philadelphia, PA). The 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 Mara Penne's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mara Penne accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Buckeye Health Plan, Blue Cross Blue Shield of Wyoming and Blue Cross and Blue Shield of Louisiana and 2 other insurers list Mara Penne 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 Mara Penne affiliated with any hospitals?
According to CMS data, Mara Penne is affiliated with Thomas Jefferson University Hospital.
When was this NPI record last updated?
The NPPES record for Mara Penne was last updated on August 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Mara Emily Penne · NPI 1700465747
Ophthalmology physician in Philadelphia, Pennsylvania. Individual provider, active in the CMS NPPES registry since April 6, 2021.
## Identity
- **NPI:** 1700465747 (Entity type: Individual)
- **Enumerated:** April 6, 2021
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** MD494786 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 840 WALNUT ST, Philadelphia, PA 19107-5180
- **Phone:** (215) 928-3000 · **Fax:** (215) 928-3225
## 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:** Wills Eye Ophthalmology Clinic, Inc (NPI 1184624009, Philadelphia, PA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Georgetown University School Of Medicine, class of 2021
## Record status
- **NPPES last updated:** August 7, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1700465747) · Data from the CMS NPPES public registry.