KATHERINE MARY MAHON MD
NPI 1770645111
Family Medicine in Springfield, PA
About Katherine Mary Mahon Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHERINE MARY MAHON MD (NPI 1770645111) is an individual family medicine provider in Springfield, Pennsylvania, licensed in Pennsylvania (MD436240) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS, is affiliated with Hospital Of Univ Of Pennsylvania, and is a graduate of Other (2006).
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
Katherine Mary Mahon Md 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 Katherine Mahon reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Springfield, PA 19064
- Reassigned Medicare billing, Pennsylvania enrollment
- 654 clinicians in this Medicare group
Chester, PA 19013
- Reassigned Medicare billing, Pennsylvania enrollment
- 39 clinicians in this Medicare group
Philadelphia, PA 19145
- Reassigned Medicare billing, Pennsylvania enrollment
- Medicare enrollment name: Clinical Care Associates Of The University Of Pennsylvania Health.
- 983 clinicians in this Medicare group
Bala Cynwyd, PA 19004
- Reassigned Medicare billing, Pennsylvania enrollment
- 192 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 8
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.
Hospital Of Univ Of Pennsylvania
Acute Care Hospitals · Philadelphia, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 19064 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
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 4
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 Katherine Mahon's NPI number?
The NPI number for Katherine Mahon is 1770645111. It was assigned to this individual provider in the NPPES registry on December 14, 2006.
Where is Katherine Mahon located?
Katherine Mahon practices at 1260 E. Woodland Ave Ste 200, Springfield, PA 19064. The listed phone number is (610) 690-4490.
What is Katherine Mahon's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Katherine Mahon enrolled in Medicare?
Yes. Katherine Mahon 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 Katherine Mahon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Mahon reassigns Medicare benefits to 4 organizations: Prospect Health Access Network, Inc. (Springfield, PA), Chespenn Health Services (Chester, PA), Clinical Care Associates Of The University Of Pennsylvania Health Syst (Philadelphia, PA) and Clinical Specialty Associates (Bala Cynwyd, 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 Katherine Mahon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Katherine Mahon accept?
Health plans from Ambetter Health and Ambetter from Buckeye Health Plan list Katherine Mahon 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 Katherine Mahon affiliated with any hospitals?
According to CMS data, Katherine Mahon is affiliated with Hospital Of Univ Of Pennsylvania.
When was this NPI record last updated?
The NPPES record for Katherine Mahon was last updated on December 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Katherine Mary Mahon, MD · NPI 1770645111
Family Medicine physician in Springfield, Pennsylvania. Individual provider, active in the CMS NPPES registry since December 14, 2006.
## Identity
- **NPI:** 1770645111 (Entity type: Individual)
- **Enumerated:** December 14, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** MD436240 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 1260 E. WOODLAND AVE, STE 200, Springfield, PA 19064-3956
- **Phone:** (610) 690-4490 · **Fax:** (610) 328-9391
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Prospect Health Access Network, Inc. (NPI 1871948414, Springfield, PA); Chespenn Health Services (NPI 1750329603, Chester, PA); Clinical Care Associates Of The University Of Pennsylvania Health Syst (NPI 1508380452, Philadelphia, PA); Clinical Specialty Associates (NPI 1033902002, Bala Cynwyd, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2006
## Record status
- **NPPES last updated:** December 4, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1770645111) · Data from the CMS NPPES public registry.