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TIERNEY DIEHL PA-C
NPI 1427823772
Physician Assistant in Pittsburgh, PA

Active since November 16, 2023PECOS Enrolled
3600 FORBES AVE, PITTSBURGH, PA 15213(412) 432-7400 Get Directions Write a Review

NPPES record last updated: February 22, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Nov 21, 2023, Nov 16, 2023 (2 updates tracked since 2023).

About Tierney Diehl Pa-c NPPES

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

TIERNEY DIEHL PA-C (NPI 1427823772) is an individual physician assistant in Pittsburgh, Pennsylvania and active in the NPI registry since November 2023. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1427823772
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameTIERNEY DIEHLCredential: PA-C
Location Address3600 FORBES AVEPittsburgh, PA 15213-3410
Mailing Address442 Old Forbes RdStoystown, PA 15563-8622 · (814) 701-8193
Phone(412) 432-7400
Sole ProprietorNo
Enumeration DateNovember 16, 2023
Last NPPES UpdateFebruary 22, 20242 updates tracked since enumeration
NPPES CertifiedNovember 21, 2023
✔ NPI 1427823772 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
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.
3600 FORBES AVE, Pittsburgh, PA 15213
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tierney 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.

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
73 services73 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
64 services63 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
47 services46 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 15213 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 20

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

SHAWN LODER M.D.
Student in an Organized Health Care Education/Training Program
3600 FORBES AVE, FORBES TOWER PLAZA SUITE 140
PITTSBURGH, PA 15213
Allegheny County (412) 647-6340
ALLISON MICHEL MIKULSKY PA-C
Physician Assistant
3600 FORBES AVE
PITTSBURGH, PA 15213
Allegheny County (412) 647-8635
MS. BRIANNA WATKINS PHARMD, MPH
Student in an Organized Health Care Education/Training Program
3600 FORBES AVE
PITTSBURGH, PA 15213
Allegheny County (412) 647-5815
KELSI ALSOP CRNP
Nurse Practitioner (Family)
3600 FORBES AVE
PITTSBURGH, PA 15213
Allegheny County (000) 000-0000
MRS. LEAH DANIELLE MCCOY CRNP
Nurse Practitioner (Acute Care)
3600 FORBES AVE
PITTSBURGH, PA 15213
Allegheny County (412) 367-6700
CHRISTIAN MARTIN-GILL M.D.
Emergency Medicine
3600 FORBES AVE, FORBES TOWER, SUITE 10028
PITTSBURGH, PA 15213
Allegheny County (412) 647-8287
STEPHANIE GONZALEZ
Emergency Medicine (Emergency Medical Services)
3600 FORBES AVE, FORBES TOWER SUITE 10028
PITTSBURGH, PA 15213
Allegheny County (412) 647-8283
DR. SALAMATU MOMOH MD
Student in an Organized Health Care Education/Training Program
3600 FORBES AVE
PITTSBURGH, PA 15213
Allegheny County (412) 647-5815

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 Tierney Diehl's NPI number?

The NPI number for Tierney Diehl is 1427823772. It was assigned to this individual provider in the NPPES registry on November 16, 2023.

Where is Tierney Diehl located?

Tierney Diehl practices at 3600 Forbes Ave, Pittsburgh, PA 15213. The listed phone number is (412) 432-7400.

What is Tierney Diehl's specialty?

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

Is Tierney Diehl enrolled in Medicare?

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

When was this NPI record last updated?

The NPPES record for Tierney Diehl was last updated on February 22, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.