DR. KARLA M VILLAFAN DO
NPI 1821737701
Emergency Medicine in Johnstown, PA
About Dr. Karla M Villafan Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. KARLA M VILLAFAN DO (NPI 1821737701) is an individual emergency medicine provider in Johnstown, Pennsylvania, licensed in Pennsylvania (OT021813) and active in the NPI registry since May 2022. She is enrolled in Medicare PECOS.
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 (PECOS)
Dr. Karla M Villafan Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Karla Villafan reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Jefferson Hills, PA 15025
- Reassigned Medicare billing, Pennsylvania enrollment
- 153 clinicians in this Medicare group
Jefferson Hills, PA 15025
- Reassigned Medicare billing, Pennsylvania enrollment
- 66 clinicians in this Medicare group
Pittsburgh, PA 15212
- Reassigned Medicare billing, Pennsylvania enrollment
- 175 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 15905 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.
JOHNSTOWN, PA 15905
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 Karla Villafan's NPI number?
The NPI number for Karla Villafan is 1821737701. It was assigned to this individual provider in the NPPES registry on May 31, 2022.
Where is Karla Villafan located?
Karla Villafan practices at 1086 Franklin St, Johnstown, PA 15905. The listed phone number is (814) 534-3745.
What is Karla Villafan's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Karla Villafan enrolled in Medicare?
Yes. Karla Villafan is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Karla Villafan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karla Villafan reassigns Medicare benefits to 3 organizations: Ahn Observation Group LLC (Jefferson Hills, PA), Ahn Emergency Group Of Jefferson Ltd (Jefferson Hills, PA) and Ahn Emergency Group Of Pittsburgh Ltd. (Pittsburgh, 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 Karla Villafan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Karla Villafan was last updated on May 31, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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. Karla M Villafan, DO · NPI 1821737701
Emergency Medicine physician in Johnstown, Pennsylvania. Individual provider, active in the CMS NPPES registry since May 31, 2022.
## Identity
- **NPI:** 1821737701 (Entity type: Individual)
- **Enumerated:** May 31, 2022
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** OT021813 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 1086 FRANKLIN ST, Johnstown, PA 15905-4305
- **Phone:** (814) 534-3745
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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): Ahn Observation Group LLC (NPI 1437814696, Jefferson Hills, PA); Ahn Emergency Group Of Jefferson Ltd (NPI 1235518499, Jefferson Hills, PA); Ahn Emergency Group Of Pittsburgh Ltd. (NPI 1043635402, Pittsburgh, PA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 31, 2022
---
Source: [NPI Profile](https://npiprofile.com/npi/1821737701) · Data from the CMS NPPES public registry.