MRS. SIERRA RICHELLE DIEHL PA-C
NPI 1144983115
Physician Assistant in Altoona, PA

Active since October 18, 2021PECOS Enrolled
615 6TH AVE, ALTOONA, PA 16602(814) 944-7383 Get Directions Write a Review

NPPES record last updated: July 21, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mrs. Sierra Richelle Diehl Pa-c NPPES

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

MRS. SIERRA RICHELLE DIEHL PA-C (NPI 1144983115) is an individual physician assistant in Altoona, Pennsylvania, licensed in Pennsylvania (MA062560) and active in the NPI registry since October 2021. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1144983115
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMRS. SIERRA RICHELLE DIEHLCredential: PA-C
Location Address615 6TH AVEAltoona, PA 16602-2621
Mailing Address3321 Lafayette RdRoaring Spring, PA 16673-9808 · (814) 505-8373
Sole ProprietorNo
Enumeration DateOctober 18, 2021
Last NPPES UpdateJuly 21, 2025
NPPES CertifiedJuly 21, 2025
NPI 1144983115 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in PA · MA062560
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
615 6TH AVE, Altoona, PA 16602

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Mrs. Sierra Richelle Diehl Pa-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 16602 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$84.88 typical visit price
range $54.64 – $166.87
Typical copayment $21.22 (range $13.66 – $41.71)
Most-billed visit code 99203
Established Patient
$68.36 typical visit price
range $17.33 – $135.84
Typical copayment $17.09 (range $4.33 – $33.96)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Physician Assistant
615 6TH AVE
ALTOONA, PA 16602
Nurse Practitioner (Family)
615 6TH AVE
ALTOONA, PA 16602
Physician Assistant (Medical)
615 6TH AVE
ALTOONA, PA 16602
Physician Assistant (Medical)
615 6TH AVE
ALTOONA, PA 16602
Physician Assistant (Medical)
615 6TH AVE
ALTOONA, PA 16602
Pediatrics
615 6TH AVE
ALTOONA, PA 16602

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 Sierra Diehl's NPI number?

The NPI number for Sierra Diehl is 1144983115. It was assigned to this individual provider in the NPPES registry on October 18, 2021.

Where is Sierra Diehl located?

Sierra Diehl practices at 615 6th Ave, Altoona, PA 16602. The listed phone number is (814) 944-7383.

What is Sierra Diehl's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Sierra Diehl enrolled in Medicare?

Yes. Sierra Diehl is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Sierra Diehl was last updated on July 21, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.